Michael Ambroziak, DPM
NPI 1336105329 · Foot & Ankle Surgery Podiatrist · Bay City, MI
Enrolled with Medicare as Practitioner - Podiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Ambroziak, DPM is a Foot & Ankle Surgery Podiatrist provider in Bay City, MI (NPI 1336105329).
Provider details
- NPI number
- 1336105329
- Entity type
- Individual
- Primary specialty
- Foot & Ankle Surgery PodiatristPodiatric Medicine & Surgery Service Providers
- Credential
- DPM
- Sex
- Male
- Sole proprietor
- No
- License
- 5901001787 (MI)
Specialties & taxonomies
Podiatric Medicine & Surgery Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
2,098 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) |
|---|---|---|
| Removal of Fingernails Or Toenails, 6 Or More Nails11721 | 870 | $40 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 324 | $82 |
| Removal of Noncancer Thickened Skin Growth, 2-4 Growths11056 | 174 | $72 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 153 | $100 |
| X-Ray of Foot, Minimum of 3 Views73630 | 152 | $29 |
| Aspiration And/Or Injection of Fluid From Medium Joint20605 | 129 | $44 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 67 | 36 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 41 | 34 |
| Ciprofloxacin Hcl | 41 | 15 |
| Clindamycin Hcl | 33 | 12 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 30 | — |
| Ammonium Lactate | 26 | — |
| Silver Sulfadiazine |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$232 across 4 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
- 2006-04-26
- Last updated
- 2011-08-10
Frequently asked questions
- What is Michael Ambroziak's NPI number?
- Michael Ambroziak's National Provider Identifier (NPI) is 1336105329, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Ambroziak's specialty?
- Michael Ambroziak is listed in the NPPES registry with a primary specialty of Foot & Ankle Surgery Podiatrist (Podiatric Medicine & Surgery Service Providers).
- Where is Michael Ambroziak located?
- Michael Ambroziak's practice location on file with NPPES is 3801 Wilder Rd, Bay City, MI 48706-2301.
- What is Michael Ambroziak's phone number?
- The practice phone number listed in the NPPES registry for Michael Ambroziak is (989) 667-4663.
- Does Michael Ambroziak accept Medicare?
- Michael Ambroziak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Ambroziak's NPI active?
- Yes — Michael Ambroziak's NPI (1336105329) is active in the NPPES registry as of the last update on 2011-08-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.