Dr. Karla Witzke, D.O.
What this data tells you about Dr. Witzke
Dr. Karla Witzke is an urology physician in Midland, MI, with 19 years of NPI registration. Based on federal Medicare data, Dr. Witzke performed 799 Medicare services across 566 unique beneficiaries.
Between the years covered by Open Payments, Dr. Witzke received a total of $12,147 from 22 pharmaceutical and/or device companies across 158 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in urology physician. The majority of payments are for speaking programs and promotional activities, reflecting participation in industry-sponsored events. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Witzke 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.
Medicare Practice Summary
Medicare Utilization ↗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. |
167 | $82 | $198 |
| Urinalysis, manual A manual laboratory examination of a urine sample to check for various substances and cells. |
144 | $3 | $15 |
| Leuprolide acetate (for depot suspension), 7.5 mg | 132 | $134 | $337 |
| Bladder ultrasound after voiding An ultrasound scan performed after urination to measure the amount of urine remaining in the bladder. |
80 | $7 | $63 |
| Ureteral stent insertion via endoscope A flexible tube is inserted into the ureter using an endoscope to keep the passage open and allow urine to flow from the kidney to the bladder. |
38 | $109 | $2,768 |
| Cystourethroscopy A diagnostic exam of the bladder and urethra using an endoscope to visually inspect the urinary tract. |
35 | $141 | $718 |
| Office visit, established patient (20-29 min) An office visit for an existing patient lasting between 20 and 29 minutes. The visit involves medical evaluation and management of the patient's condition. |
33 | $65 | $138 |
| Office visit for established patient An office visit for an existing patient that may not require the healthcare professional to be present. |
25 | $7 | $85 |
| Ureteral stone crushing with stent insertion An endoscope is used to break up a stone in the ureter, followed by the placement of a stent to keep the ureter open. |
23 | $316 | $934 |
| Subcutaneous or intramuscular chemotherapy injection This procedure involves administering anti-cancer hormonal medication through an injection into the tissue under the skin or into a muscle. |
22 | $22 | $81 |
| Cystoscopy with chemical ablation of bladder A procedure where a camera is used to examine the bladder and a chemical agent is applied to destroy abnormal tissue. |
18 | $129 | $685 |
| Transrectal ultrasound of the pelvis An ultrasound imaging procedure where a probe is inserted into the rectum to visualize pelvic structures. |
17 | $25 | $85 |
| Bladder biopsy using endoscope A procedure to remove a small tissue sample from the bladder using a thin, flexible tube with a camera. The sample is then examined to check for abnormalities. |
16 | $98 | $967 |
| Prostate gland biopsy A procedure to remove small samples of tissue from the prostate gland for laboratory examination. |
13 | $99 | $710 |
| Telephone medical discussion, 21-30 minutes A telephone conversation with a physician lasting between 21 and 30 minutes. This code covers the time spent discussing medical matters over the phone. |
13 | $36 | $172 |
| Endoscopic removal of foreign body, stone, or stent from urethra or bladder A procedure to remove a foreign object, stone, or stent from the urethra or bladder using an endoscope. The endoscope is a thin tube with a camera inserted into the urinary tract to locate and extract the item. |
12 | $115 | $1,426 |
| Hospital follow-up visit, high complexity Subsequent hospital inpatient or observation care for an existing patient involving high-level medical decision making, with at least 50 minutes total time on the date of the encounter. |
11 | $92 | $202 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
All-time payments by company (2018-2024) ›
Associated products mentioned in payments ›
The majority of payments (65%) are for speaking programs and promotional activities, which reflect participation in industry-sponsored educational or marketing events. This is common in urology physician and does not inherently indicate bias, but patients may wish to be aware.
Geographic Context
17.6 mi
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | 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. Witzke is a clinical cardiology specialist, with moderate Medicare volume, with speaking/promotional industry engagement in the top 16% of MI peers, with 19 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
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All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): 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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