Karla Witzke, D.O.
NPI 1922202258 · Urology Physician · Midland, MI
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karla Witzke, D.O. is a Urology Physician provider in Midland, MI (NPI 1922202258).
Provider details
- NPI number
- 1922202258
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 5101016281 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
962 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 382 | $93 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 114 | $63 |
| Diagnostic Exam of Bladder and Urethra Using an Endoscope52000 | 94 | $77 |
| Insertion of Stent in Ureter Using an Endoscope52332 | 58 | $159 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 37 | $116 |
| Simple Bladder Irrigation And/Or Instillation51700 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 1,247 | 395 |
| Finasteride | 639 | 195 |
| Trospium Chloride | 283 | 86 |
| Cephalexin | 234 | 169 |
| Mirabegronbrand: Myrbetriq | 204 | 61 |
| Estradiol | 191 | 93 |
| Alfuzosin Hclbrand: Alfuzosin Hcl Er | 133 | 33 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$7,970 across 18 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-12
- Last updated
- 2019-06-21
Frequently asked questions
- What is Karla Witzke's NPI number?
- Karla Witzke's National Provider Identifier (NPI) is 1922202258, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karla Witzke's specialty?
- Karla Witzke is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Karla Witzke located?
- Karla Witzke's practice location on file with NPPES is 4201 Campus Ridge Dr Ste 3400, Midland, MI 48640-6132.
- What is Karla Witzke's phone number?
- The practice phone number listed in the NPPES registry for Karla Witzke is (989) 839-1386.
- Does Karla Witzke accept Medicare?
- Karla Witzke is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karla Witzke's NPI active?
- Yes — Karla Witzke's NPI (1922202258) is active in the NPPES registry as of the last update on 2019-06-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.