Doctor profile · Federal record

Dr. Hassan Nasir, D.O.

Allergy & Immunology Physician (CMS: Allergy/Immunology) · Internal Medicine Physician · Internal Medicine Physician · Allergy & Immunology Physician · Rheumatology Physician · Gladwin, MI

  • NPI 1376771626
  • Accepts Medicare
  • 17 yrs in practice
  • Licensed in 3 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1277 E Cedar Ave
Gladwin, MI 486247004
(989) 343-5037
Mailing address
30060 Bristol Ln
Bingham Farms, MI 480254601

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
March 16, 2026
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207K00000X — NUCC code
State licenses (3)
Michigan #5101018446 · Florida #OS11877 · Illinois #36135769

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1376771626. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
134
Distinct HCPCS
3
Medicare allowed
$9,300
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 104 41 $64
99214 Established patient office or other outpatient visit, 30-39 minutes 17 14 $95
99203 New patient office or other outpatient visit, 30-44 minutes 13 13 $77

In context: peer comparison

Among 1 peers in Gladwin Allergy & Immunology Physician, average services per provider: 44. This provider delivers 3.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$87,623
Transactions
213
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 95 $67,731.38
GlaxoSmithKline, LLC. 26 $18,083.74
Abbvie INC. 34 $567.25
Amgen INC. 24 $325.08
Janssen Biotech, INC. 5 $221.92
Takeda Pharmaceuticals U.S.A., INC. 5 $108.00
Octapharma USA, INC. 5 $99.80
Genzyme Corporation 4 $96.30
Csl Behring 4 $82.87
Novartis Pharmaceuticals Corporation 3 $60.77
Regeneron Healthcare Solutions, INC. 3 $59.08
Sanofi-Aventis U.S. LLC 1 $54.95
E.R. Squibb & Sons, L.L.C. 2 $45.25
Genentech USA, INC. 1 $33.00
Phadia US INC. 1 $19.87

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$77,425
Travel and Lodging
$5,877
Food and Beverage
$4,265
Education
$55

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
359
Patients
22
Total drug cost
$556,655
Drug Type Claims Patients Total cost
Montelukast Sodium Generic 60 11 $857
Levocetirizine Dihydrochloride Generic 38 0 $248
Breo Ellipta (Fluticasone/Vilanterol) Brand 35 0 $16,788
Tezspire (Tezepelumab-Ekko) Brand 33 0 $147,561
Azelastine Hcl Generic 32 11 $1,018
Fasenra Pen (Benralizumab) Brand 27 0 $161,937
Nucala (Mepolizumab) Brand 27 0 $107,092
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 19 0 $11,838
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 17 0 $686
Fluticasone-Salmeterol (Fluticasone Propion/Salmeterol) Brand 16 0 $3,007

Frequently asked questions

Auto-generated from federal data
What is Dr. Hassan Nasir's medical specialty?
Dr. Hassan Nasir practices Allergy & Immunology Physician in Gladwin, MI.
Where does Dr. Hassan Nasir practice?
Dr. Hassan Nasir practices at 1277 E Cedar Ave, Gladwin, MI 486247004. Office phone: 9893435037.
What is Dr. Hassan Nasir's NPI?
Dr. Hassan Nasir's National Provider Identifier (NPI) is 1376771626, issued by NPPES.
Does Dr. Hassan Nasir accept Medicare assignment?
Yes. Dr. Hassan Nasir accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hassan Nasir commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.