Medicare Enrolled

Dr. Nigel Gillespie, M.D.

Anesthesiology · Jacksonville, FL
Practice pattern: Cardiac Surgery — Surgically focused practice
4500 SAN PABLO RD S, Jacksonville, FL 32224
9049532000
Registered in NPPES since 2015
NPI: 1255711735 verify on NPPES ↗
High
DATA COVERAGE
Data in 3 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. Gillespie 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. Gillespie

Dr. Nigel Gillespie is an anesthesiology specialist in Jacksonville, FL, with 11 years of NPI registration. Based on federal Medicare data, Dr. Gillespie performed 562 Medicare services in 2023. These records do not provide a deduplicated patient total.

The Data Coverage level for Dr. Gillespie is 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.

✓ 11 years of NPI registration ▲ Top 10% volume in FL

Florida License Status

FL DOH · MQA
1
Active license
None
Board action on record
0
Recent admin complaints
Profession License # Status Expires Board Action
Medical Doctor 139717 Clear January 31, 2027
Data from Florida Department of Health Medical Quality Assurance. License records are public under Chapter 119, Florida Statutes. Verify directly on FL DOH →

Medicare Practice Summary — 2023

Medicare Utilization ↗
562
Medicare services
Top 10% in FL for anesthesiology
Not available
Unique patients (not deduplicated)
$78
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
Anesthetic injection into thoracic vertebra with imaging guidance
An anesthetic medication is injected into a single site in the thoracic spine while using imaging guidance to ensure accurate placement.
73 $68 $1,404
Anesthesia for total knee replacement
Administration of anesthesia during a total knee joint replacement procedure.
61 $138 $1,858
Anesthesia for total hip replacement
Administration of anesthesia during a total hip replacement surgery. This code covers the anesthetic services provided for the procedure.
41 $145 $1,969
Thoracic vertebra anesthetic injection with imaging guidance, additional sites
This procedure involves injecting an anesthetic agent into additional sites of the thoracic vertebrae using imaging guidance to ensure accurate placement.
38 $44 $888
Femoral nerve injection with anesthetic and/or steroid
An injection of an anesthetic agent and/or steroid into the femoral nerve in the thigh. This procedure delivers medication directly to the nerve.
36 $45 $1,694
Continuous anesthetic or steroid infusion into arm nerve
A catheter is used to continuously deliver an anesthetic agent and/or steroid into the nerve bundle of the arm.
29 $64 $2,652
Hospital follow-up visit, low complexity
Follow-up hospital visit for an established patient with straightforward or low-level medical decision making. The visit requires at least 25 minutes of time spent on the day of service.
27 $41 $175
Continuous infusion of anesthetic agent and/or steroid into thigh nerve (femoral nerve) through catheter 26 $58 $2,695
Anesthesia for skin procedures on arms, legs, or front body
This code covers anesthesia services provided for surgical procedures performed on the skin of the arms, legs, or anterior trunk.
25 $64 $853
Daily hospital management of continuous spinal drug administration
This code covers the daily hospital management involved in administering drugs continuously through the spinal canal. It includes the oversight and care required for this specific method of medication delivery.
24 $48 $332
Ultrasound guidance for needle placement
Use of ultrasound imaging to guide the precise placement of a needle during a medical procedure.
21 $25 $635
Anesthesia for cataract/lens surgery
Administration of anesthesia during eye lens surgery. This code covers the anesthetic service provided for the procedure.
20 $54 $712
Anesthesia for closed chest procedure
Administration of anesthesia for a closed surgical procedure involving the chest.
18 $100 $1,413
Brachial plexus injection with anesthetic and/or steroid
An injection of an anesthetic agent and/or steroid into the brachial plexus nerve bundle in the arm.
18 $56 $1,863
Anesthesia for lower leg, ankle, or foot bone procedure
Administration of anesthesia during surgical procedures involving the bones of the lower leg, ankle, or foot.
15 $95 $1,261
Anesthesia for x-ray or radiation therapy
Administration of anesthesia during x-ray or radiation therapy procedures.
15 $93 $1,227
Anesthesia for total shoulder joint replacement
This procedure covers the administration of anesthesia during an open or endoscopic total shoulder joint replacement surgery.
14 $155 $2,050
Anesthesia for shoulder and underarm procedure
Anesthesia administered for surgical procedures involving the nerves, muscles, tendons, fascia, and bursae of the shoulder and underarm area.
13 $121 $1,602
Injection of anesthetic agent and/or steroid into other nerve or branch 13 $31 $785
Anesthesia for urinary system procedure via urethra
Administration of anesthesia for a surgical procedure on the urinary system performed through the urethra.
12 $75 $998
Continuous anesthetic or steroid infusion to sciatic nerve
This procedure involves the continuous delivery of an anesthetic agent and/or steroid into the lower back and leg nerve via a catheter.
12 $63 $1,644
Anesthesia for other eye procedure
Administration of anesthesia for surgical procedures on the eye that are not otherwise specified.
11 $76 $1,010
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.
55.9% high complexity
18.3% medium
25.8% routine
Looking for an anesthesiology specialist in Jacksonville?
Compare anesthesiologists in the Jacksonville area by procedure volume, costs, and industry payment transparency.
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Geographic Context

Anesthesiologists in nearby ZIP areas
282
County median income
$68,447
Nearest hospital to ZIP centroid (approximate)
MAYO CLINIC
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 — No payments N/A
Disciplinary History — Not included N/A

This provider has data in 3 of 4 available federal datasets, with a Data Coverage level of High. This reflects how much public data is available about a provider. How we calculate this →

Summary

Dr. Gillespie is a cardiac surgery specialist, with above-average Medicare volume (top 10% in FL).

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

Frequently Asked Questions

Is Dr. Gillespie experienced with anesthetic injection into thoracic vertebra with imaging guidance?
Based on Medicare claims data, Dr. Gillespie performed 73 anesthetic injection into thoracic vertebra with imaging guidance services. These records cover Medicare fee-for-service activity, including eligible younger beneficiaries; they do not measure total practice volume or clinical quality.
How do Dr. Gillespie's costs compare to other anesthesiologists in Jacksonville?
Dr. Gillespie's average Medicare payment per service is $78. 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 High for Dr. Gillespie) 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 ↗, 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 →