Medicare Enrolled

Dr. Jack Williamson, M.D.

Orthopedic Surgery · Houston, TX
Practice pattern: Clinical Cardiology — Primarily office-based clinical cardiology
7401 MAIN ST, Houston, TX 77030
7137992300
Registered in NPPES since 2005
NPI: 1437147642 verify on NPPES ↗
Very High
DATA COVERAGE
Data in 4 of 4 federal sources
Measures public federal data availability — not provider quality
Informational, not a quality rating. This page presents federal public records about Dr. Williamson from CMS (NPPES, Open Payments, Medicare Provider Utilization, PECOS). It is not medical advice, an endorsement, or a judgment of clinical quality. Always consult the provider directly and a licensed clinician for medical decisions. Read methodology →
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What this data tells you about Dr. Williamson

Dr. Jack Williamson is an orthopedic surgery specialist in Houston, TX, with 20 years of NPI registration. Based on federal Medicare data, Dr. Williamson performed 1,702 Medicare services in 2023. These records do not provide a deduplicated patient total.

Between the years covered by Open Payments, Dr. Williamson received a total of $322 from 3 pharmaceutical and/or device companies across 3 payment records. A record can group multiple payments. These transfers are publicly reported through CMS Open Payments. Disclosure alone does not establish their effect on care. A reliable breakdown by payment category is not available in this snapshot. Patients may wish to discuss these relationships with their provider.

The Data Coverage level for Dr. Williamson is Very High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.

✓ 20 years of NPI registration ▲ Top 38% volume in TX $322 industry payments

Medicare Practice Summary — 2023

Medicare Utilization ↗
1,702
Medicare services
Top 38% in TX for orthopedic surgery
Not available
Unique patients (not deduplicated)
$150
Avg. Medicare payment
Medicare patients only (65+ / disabled) · How to read this →

Top procedures by volume

Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.

Procedure Volume Avg. paid Avg. submitted
Office visit, established patient (30-39 min)
A follow-up office visit for an existing patient lasting between 30 and 39 minutes. The visit involves medical evaluation and management of the patient's condition.
709 $92 $339
X-ray of lower and sacral spine, 2-3 views
An X-ray imaging test that captures 2 to 3 views of the lower back and sacral spine to visualize the bones and joints in this area.
254 $30 $118
New patient office visit (45-59 min)
An initial office visit for a new patient lasting between 45 and 59 minutes. This code covers the total time spent by the physician or qualified healthcare professional on the date of the encounter.
147 $121 $510
X-ray of lower and sacral spine, minimum 6 views
An X-ray imaging test that captures at least six views of the lower back and sacral spine to evaluate bone structure and alignment.
120 $48 $184
X-ray of upper spine, 2-3 views
An X-ray imaging test of the upper spine using two to three different angles to visualize the bones and structures.
97 $29 $118
Spine fusion with cage or mesh device insertion
A surgical procedure to fuse spine bones by inserting a cage or mesh device into the disc space.
65 $206 $820
X-ray of upper spine, 6 or more views
An X-ray imaging test of the upper spine using six or more separate views to capture detailed images of the bones and structures in that area.
49 $46 $184
Partial removal of spine bone with nerve release, each additional segment
This procedure involves the partial removal of spinal bone to relieve pressure on the spinal cord or nerves. It is billed for each additional spinal segment treated beyond the initial segment.
44 $174 $668
Partial removal of spine bone with nerve release, 1 segment
A surgical procedure involving the partial removal of a bone segment in the spine to relieve pressure on the spinal cord or nerves. This is performed on a single spinal segment.
33 $636 $3,483
X-ray of middle spine, 2 views
An X-ray imaging test that produces two views of the middle section of the spine to visualize the bones and joints.
31 $26 $98
Office visit, established patient, complex (40-54 min)
An office or outpatient visit for an existing patient lasting between 40 and 54 minutes. This level of service is determined by the total time spent on the date of the encounter.
27 $119 $454
Spinal fusion with disc removal and nerve release, 1 disc
This surgery connects two or more vertebrae in the upper spine to stabilize the area. It involves removing a damaged disc and relieving pressure on the spinal cord or nerve.
20 $1,411 $5,385
Removal of lower spine bone growth
Surgical removal of a bone growth located in the lower spine, outside the protective membrane covering the spinal cord.
18 $970 $4,327
Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, each additional disc 16 $301 $1,258
Spinal stabilization device placement, 2-3 segments
Surgical placement of a device to stabilize the front of two to three spinal segments.
16 $600 $2,306
Fusion of spine in lower back 15 $1,297 $5,026
Spinal stabilization device placement, 3-6 segments
Surgical placement of a device to stabilize three to six vertebrae in the back.
15 $630 $2,418
Anterior lumbar interbody fusion with partial disc removal
A surgical procedure to fuse the lower spine bones by accessing the area through the abdomen and partially removing a spinal disc.
14 $1,193 $4,852
New patient office visit, complex (60-74 min) 12 $164 $645
How to read this data: This reflects Medicare patients only (typically 65+). Payment amounts are what Medicare paid the provider, not your out-of-pocket cost. These counts do not measure clinical quality or years of experience.
7.6% high complexity
0.0% medium
92.4% routine

Industry Payment Transparency

Open Payments through 2024 ↗
$322
Total received (2020-2024)
Avg $107/year across 3 years
Bottom 12% in TX for orthopedic surgery
3
Companies
3
Payment records
Payments are publicly reported; disclosure does not establish legality · Not evidence of wrongdoing · How to interpret →

Payment categories are unavailable while the source breakdown is being rebuilt. Company and year totals do not identify how much belongs to each category.

Payment trend by year

Annual totals from pharmaceutical and medical device companies.

2024
$140
2021
$148
2020
$33

Payments by company (2024)

Aesculap Implant Systems, LLC
$140
Top 3 companies account for 100.0% of 2024 payments
All-time payments by company (2020-2024) ›
Alphatec Spine, Inc
$148
Aesculap Implant Systems, LLC
$140
Medtronic Vascular, Inc.
$33
Top 3 companies account for 100.0% of all-time payments
Associated products mentioned in payments ›
ACTIVL · Reveal LINQ
Should you be concerned? Industry payments are disclosed through CMS Open Payments. Disclosure alone does not establish their purpose, legality, or effect on care. What matters is whether a recommended drug or device appears in your doctor's payment records. If so, consider asking your doctor about it. How to interpret this data →
Looking for an orthopedic surgery specialist in Houston?
Compare orthopedic surgeons in the Houston area by procedure volume, costs, and industry payment transparency.
Browse orthopedic surgeons nearby

Geographic Context

Orthopedic surgeons in nearby ZIP areas
309
County median income
$73,104
Nearest hospital to ZIP centroid (approximate)
MEMORIAL HERMANN - TEXAS MEDICAL CENTER
0.0 mi

Data Sources

Provider Registry NPPES NPPES snapshot; verify current record
Medicare Enrollment PECOS PECOS snapshot
Practice Data Medicare Util. Annual (CY lag)
Industry Payments Open Payments CY 2024
Disciplinary History — Not included N/A

This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This reflects how much public data is available about a provider. How we calculate this →

Summary

Dr. Williamson is a clinical cardiology specialist, with moderate Medicare volume, with 20 years of NPI registration.

This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →

Frequently Asked Questions

Is Dr. Williamson experienced with office visit, established patient (30-39 min)?
Based on Medicare claims data, Dr. Williamson performed 709 office visit, established patient (30-39 min) services. These records cover Medicare fee-for-service activity, including eligible younger beneficiaries; they do not measure total practice volume or clinical quality.
Does Dr. Williamson receive payments from pharmaceutical companies?
Yes. Dr. Williamson received a total of $322 from 3 companies across 3 payment records. A record can group multiple payments. These transfers are publicly disclosed through CMS Open Payments. Disclosure alone does not establish their legality or effect on care. Patients may wish to ask their doctor about these relationships, especially if a recommended drug or device appears in the payment records.
How do Dr. Williamson's costs compare to other orthopedic surgeons in Houston?
Dr. Williamson's average Medicare payment per service is $150. Note that these figures represent what Medicare pays, not your out-of-pocket cost, which depends on your specific insurance plan and deductible. Procedure-level data above shows both what was submitted and what Medicare paid for each service type.
What does Data Coverage mean?
Data Coverage (currently Very High for Dr. Williamson) measures how much public federal data is available about a provider. It is not a quality rating. A "Very High" or "High" level means the provider has data across multiple federal sources (NPPES, PECOS, Medicare Utilization, Open Payments), indicating the presence of registry, enrollment, activity or payment records, not verified experience or clinical quality. A "Low" or "Moderate" level may simply mean the provider is newer, does not see Medicare patients, or has not received any industry payments — none of which are inherently negative. Read our full methodology →
Is this data up to date?
Source publication dates and the snapshots loaded on this site can differ. Rebuilding a page does not refresh its source records. Check the Medicare reporting year and the payment interval shown above; consult the linked official sources for newer releases and current registry details. See our data freshness policy →
About this page

This page combines public CMS records with calculated summaries and explanatory procedure labels. These transformations are not verbatim federal records. Sources: NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.

This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.

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Data Disclaimer — Data sourced from the Centers for Medicare & Medicaid Services (CMS): National Plan and Provider Enumeration System (NPPES), Open Payments program, Medicare Provider Utilization and Payment Data, and Provider Enrollment & Certification data (PECOS). Published under the Freedom of Information Act (FOIA). This website is not affiliated with, endorsed by, or authorized by CMS, HHS, or the U.S. Government. Data may contain errors as reported to CMS by providers and reporting entities. Industry payment disclosure alone establishes neither wrongdoing nor legality. Medicare data reflects only patients aged 65+ or those with qualifying disabilities. For corrections, contact CMS directly. This information does not constitute medical advice and should not be used as the sole basis for choosing a healthcare provider. Procedure descriptions use plain language and do not reference CPT® codes, which are copyrighted by the American Medical Association. Full methodology → · Report a data error → · Privacy policy →