Doctor profile · Federal record

Dr. Michael Maser, DO

Obstetrics & Gynecology Physician · Haslett, MI

  • NPI 1215915350
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1650 Haslett RD
Haslett, MI 488407615
(517) 339-3200
fax (517) 339-4321

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
January 8, 2009
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Michigan #5101010437

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215915350. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$109
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Minerva Surgical, Inc 1 $108.76

By nature of payment

Food and Beverage
$109

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
73
Patients
0
Total drug cost
$11,944
Drug Type Claims Patients Total cost
Progesterone (Progesterone, Micronized) Brand 31 0 $1,023
Estradiol (Twice Weekly) (Estradiol) Brand 29 0 $3,918
Myrbetriq (Mirabegron) Brand 13 0 $7,003

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Maser's medical specialty?
Dr. Michael Maser practices Obstetrics & Gynecology Physician in Haslett, MI.
Where does Dr. Michael Maser practice?
Dr. Michael Maser practices at 1650 Haslett RD, Haslett, MI 488407615. Office phone: 5173393200.
What is Dr. Michael Maser's NPI?
Dr. Michael Maser's National Provider Identifier (NPI) is 1215915350, issued by NPPES.