Doctor profile · Federal record

Dr. Eric Greenberg, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Addiction Medicine (Family Medicine) Physician · Flint, MI

  • NPI 1144562968
  • Accepts Medicare
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
5085 W Bristol RD
Flint, MI 485072922
(810) 243-5085
fax (810) 243-5088
Additional location
2300 Haggerty RD Ste 1190
West Bloomfield, MI 483232188
(248) 933-4406
Additional location
720 E 11 Mile RD
Royal Oak, MI 480671964
(248) 733-5700
fax (248) 733-5750

Credentials & registration

NPPES · NUCC
NPI registered
March 2013 — 13 yrs on file
Profile last updated
April 18, 2023
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Michigan #4301113814

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144562968. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
220
Distinct HCPCS
2
Medicare allowed
$25,598
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 161 17 $122
90838 Psychotherapy with evaluation and management visit, 1 hour 59 11 $102

In context: peer comparison

Among 8 peers in this city , average services per provider: 87. This provider delivers 2.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$227
Transactions
11
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Alkermes, Inc. 2 $53.58
Indivior Inc. 3 $46.07
Janssen Pharmaceuticals, Inc 1 $37.28
ABBVIE INC. 2 $32.15
Axsome Therapeutics, Inc. 1 $27.74
Smith+Nephew, Inc. 1 $16.19
Orexo US, Inc. 1 $13.60

By nature of payment

Food and Beverage
$227

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
73
Patients
0
Total drug cost
$44,835
Drug Type Claims Patients Total cost
Spravato (Esketamine Hcl) Brand 39 0 $40,819
Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) Brand 34 0 $4,016

Frequently asked questions

Auto-generated from federal data
What is Dr. Eric Greenberg's medical specialty?
Dr. Eric Greenberg practices Emergency Medicine Physician in Flint, MI.
Where does Dr. Eric Greenberg practice?
Dr. Eric Greenberg practices at 5085 W Bristol RD, Flint, MI 485072922. Office phone: 8102435085.
What is Dr. Eric Greenberg's NPI?
Dr. Eric Greenberg's National Provider Identifier (NPI) is 1144562968, issued by NPPES.
Does Dr. Eric Greenberg accept Medicare assignment?
Yes. Dr. Eric Greenberg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Eric Greenberg commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Psychotherapy with evaluation and management visit (HCPCS 90838). Source: CMS Medicare Physician & Other Practitioners file.