Doctor profile · Federal record

Dr. Michael Ambroziak, DPM

Foot & Ankle Surgery Podiatrist (CMS: Podiatry) · Bay City, MI

  • NPI 1336105329
  • Accepts Medicare
  • MIPS 0.0 / 100 · 2023
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3801 Wilder RD
Bay City, MI 487062301
(989) 667-4663
fax (989) 667-1964
Mailing address
111 S 3Rd St
West Branch, MI 486611331

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
August 10, 2011
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
213ES0103X — NUCC code
State license (1)
Michigan #5901001787
Medicaid
MI #3346538

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336105329. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,092
Distinct HCPCS
10
Medicare allowed
$125,919
HCPCS Description Services Patients Avg allowed
11721 Removal of fingernails or toenails, 6 or more nails 856 290 $42
99213 Established patient office or other outpatient visit, 20-29 minutes 321 136 $86
11056 Removal of noncancer thickened skin growth, 2-4 growths 199 76 $77
73630 X-ray of foot, minimum of 3 views 150 103 $31
20605 Aspiration and/or injection of fluid from medium joint 118 39 $46
11055 Removal of noncancer thickened skin growth, 1 growth 114 52 $67
99203 New patient office or other outpatient visit, 30-44 minutes 112 112 $107
11057 Removal of noncancer thickened skin growth, more than 4 growths 86 29 $83
20550 Injection into tendon or ligament 47 25 $51
73650 X-ray of heel, minimum of 2 views 25 18 $26

In context: peer comparison

Among 2 peers in Bay City Foot & Ankle Surgery Podiatrist, average services per provider: 207. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$232
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
DePuy Synthes Sales INC. 1 $137.83
Stryker Corporation 1 $58.72
Smith+Nephew, INC. 1 $19.19
Paratek Pharmaceuticals, INC. 1 $16.48

By nature of payment

Food and Beverage
$232

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
332
Patients
139
Total drug cost
$4,705
Drug Type Claims Patients Total cost
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 60 28 $1,302
Silver Sulfadiazine Generic 53 21 $502
Ssd (Silver Sulfadiazine) Brand 33 18 $299
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 31 29 $114
Ciprofloxacin Hcl Generic 28 0 $471
Clindamycin Hcl Generic 27 15 $672
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 24 0 $473
Clotrimazole Generic 19 0 $74
Ammonium Lactate Generic 17 13 $220
Cephalexin Generic 16 15 $407

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Ambroziak's medical specialty?
Dr. Michael Ambroziak practices Foot & Ankle Surgery Podiatrist in Bay City, MI.
Where does Dr. Michael Ambroziak practice?
Dr. Michael Ambroziak practices at 3801 Wilder RD, Bay City, MI 487062301. Office phone: 9896674663.
What is Dr. Michael Ambroziak's NPI?
Dr. Michael Ambroziak's National Provider Identifier (NPI) is 1336105329, issued by NPPES.
Does Dr. Michael Ambroziak accept Medicare assignment?
Yes. Dr. Michael Ambroziak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Ambroziak commonly perform?
Top Medicare-reported procedures in 2023: Removal of fingernails or toenails, 6 or more nails (HCPCS 11721); Established patient office or other outpatient visit (HCPCS 99213); Removal of noncancer thickened skin growth, 2-4 growths (HCPCS 11056). Source: CMS Medicare Physician & Other Practitioners file.