Doctor profile · Federal record

Dr. Sean Callahan

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Student in an Organized Health Care Education/Training Program · Ann Arbor, MI

  • NPI 1336402940
  • Accepts Medicare
  • MIPS 94.0 / 100 · 2023
  • 14 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 E Medical Center Dr, 3116 Taubman Ctr, Spc 5368
Ann Arbor, MI 48109
(734) 936-5582
Mailing address
4136 Bioinformatics Building Cb# 7020
Chapel Hill, NC 275990001

Credentials & registration

NPPES · NUCC
NPI registered
June 2012 — 14 yrs on file
Profile last updated
March 22, 2025
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State licenses (2)
Utah #10830570-1205 · Michigan #4301100938

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336402940. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
239
Distinct HCPCS
6
Medicare allowed
$33,112
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 97 66 $94
99291 Critical care, first 30-74 minutes 76 34 $207
99214 Established patient office or other outpatient visit, 30-39 minutes 20 19 $95
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 18 15 $111
99205 New patient office or other outpatient visit, 60-74 minutes 15 15 $167
99215 Established patient office or other outpatient visit, 40-54 minutes 13 13 $140

In context: peer comparison

Among 25 peers in Ann Arbor Pulmonary Disease Physician, average services per provider: 43. This provider delivers 5.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$592
Transactions
6
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Boehringer Ingelheim Pharmaceuticals, INC. 3 $361.51
Ethicon INC. 3 $230.35

By nature of payment

Food and Beverage
$592

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
334
Patients
30
Total drug cost
$633,166
Drug Type Claims Patients Total cost
Fluticasone-Salmeterol (Fluticasone Propion/Salmeterol) Brand 44 0 $9,682
Montelukast Sodium Generic 41 0 $368
Ofev (Nintedanib Esylate) Brand 41 0 $549,546
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 39 16 $1,099
Stiolto Respimat (Tiotropium Br/Olodaterol Hcl) Brand 39 0 $24,482
Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) Brand 26 0 $13,636
Prednisone Generic 25 14 $185
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 22 0 $17,912
Breo Ellipta (Fluticasone/Vilanterol) Brand 17 0 $7,384
Mycophenolate Mofetil Generic 16 0 $1,480

Frequently asked questions

Auto-generated from federal data
What is Dr. Sean Callahan's medical specialty?
Dr. Sean Callahan practices Pulmonary Disease Physician in Ann Arbor, MI.
Where does Dr. Sean Callahan practice?
Dr. Sean Callahan practices at 1500 E Medical Center Dr, Ann Arbor, MI 48109. Office phone: 7349365582.
What is Dr. Sean Callahan's NPI?
Dr. Sean Callahan's National Provider Identifier (NPI) is 1336402940, issued by NPPES.
Does Dr. Sean Callahan accept Medicare assignment?
Yes. Dr. Sean Callahan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sean Callahan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Critical care (HCPCS 99291); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.