Doctor profile · Federal record

Dr. Andrea Gajos, NP

Nurse Practitioner · Ann Arbor, MI

  • NPI 1477986966
  • Accepts Medicare
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 E Medical Center Dr, 3Rd Floor Taubman Center Recp D
Ann Arbor, MI 481095000
(734) 647-5944
fax (734) 936-5458
Mailing address
3621 S State St, 700 Kms Place
Ann Arbor, MI 481081633

Credentials & registration

NPPES · NUCC
NPI registered
August 2013 — 13 yrs on file
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Michigan #4704266781

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477986966. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
254
Distinct HCPCS
4
Medicare allowed
$23,145
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 133 109 $83
99215 Established patient office or other outpatient visit, 40-54 minutes 59 50 $123
49083 Drainage of fluid from abdominal cavity using imaging guidance 35 15 $92
99213 Established patient office or other outpatient visit, 20-29 minutes 27 26 $57

In context: peer comparison

Among 105 peers in this city , average services per provider: 57. This provider delivers 4.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
534
Patients
122
Total drug cost
$426,699
Drug Type Claims Patients Total cost
Ursodiol Generic 89 28 $31,540
Xifaxan (Rifaximin) Brand 74 18 $337,495
Spironolactone Generic 54 22 $2,074
Furosemide Generic 41 17 $355
Lactulose Generic 37 24 $3,502
Tacrolimus Generic 37 13 $8,038
Azathioprine Generic 34 0 $2,290
Omeprazole Generic 33 0 $420
Constulose (Lactulose) Brand 27 0 $2,852
Envarsus Xr (Tacrolimus) Brand 27 0 $14,068

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrea Gajos's medical specialty?
Dr. Andrea Gajos practices Nurse Practitioner in Ann Arbor, MI.
Where does Dr. Andrea Gajos practice?
Dr. Andrea Gajos practices at 1500 E Medical Center Dr, Ann Arbor, MI 481095000. Office phone: 7346475944.
What is Dr. Andrea Gajos's NPI?
Dr. Andrea Gajos's National Provider Identifier (NPI) is 1477986966, issued by NPPES.
Does Dr. Andrea Gajos accept Medicare assignment?
Yes. Dr. Andrea Gajos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrea Gajos commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Drainage of fluid from abdominal cavity using imaging guidance (HCPCS 49083). Source: CMS Medicare Physician & Other Practitioners file.