Doctor profile · Federal record

Dr. Kevin Gregg

Infectious Disease Physician (CMS: Infectious Disease) · Internal Medicine Physician · Internal Medicine Physician · Ann Arbor, MI

  • NPI 1013105220
  • Accepts Medicare
  • 22 yrs in practice
  • Licensed in 2 states
  • Male
  • 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 481095352
(734) 647-5899
Mailing address
3621 S State St, 700 Kms Place
Ann Arbor, MI 48108

Credentials & registration

NPPES · NUCC
NPI registered
October 2007 — 19 yrs on file
Profile last updated
August 26, 2011
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State licenses (2)
Michigan #4301098017 · Illinois #036.117546

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013105220. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
303
Distinct HCPCS
6
Medicare allowed
$32,549
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 72 62 $80
99214 Established patient office or other outpatient visit, 30-39 minutes 60 46 $98
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 51 36 $118
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 47 44 $128
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 38 37 $174
99213 Established patient office or other outpatient visit, 20-29 minutes 35 32 $65

In context: peer comparison

Among 14 peers in Ann Arbor Infectious Disease Physician, average services per provider: 43. This provider delivers 7.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
233
Patients
0
Total drug cost
$513,916
Drug Type Claims Patients Total cost
Genvoya (Elviteg/Cob/Emtri/Tenof Alafen) Brand 37 0 $148,336
Triumeq (Abacavir/Dolutegravir/Lamivudi) Brand 30 0 $120,252
Biktarvy (Bictegrav/Emtricit/Tenofov Ala) Brand 29 0 $114,595
Cephalexin Generic 20 0 $511
Azithromycin Generic 17 0 $783
Prezista (Darunavir) Brand 16 0 $36,098
Fosfomycin Tromethamine Generic 14 0 $6,717
Ceftriaxone (Ceftriaxone Sodium) Brand 13 0 $320
Doxycycline Hyclate Generic 13 0 $583
Daptomycin Generic 11 0 $4,272

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kevin Gregg's medical specialty?
Dr. Kevin Gregg practices Infectious Disease Physician in Ann Arbor, MI.
Where does Dr. Kevin Gregg practice?
Dr. Kevin Gregg practices at 1500 E Medical Center Dr, Ann Arbor, MI 481095352. Office phone: 7346475899.
What is Dr. Kevin Gregg's NPI?
Dr. Kevin Gregg's National Provider Identifier (NPI) is 1013105220, issued by NPPES.
Does Dr. Kevin Gregg accept Medicare assignment?
Yes. Dr. Kevin Gregg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kevin Gregg commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.