Doctor profile · Federal record

Dr. Gregory Berger, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Southfield, MI

  • NPI 1043279862
  • Accepts Medicare
  • 52 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
28411 Northwestern Hwy, Suite 1050
Southfield, MI 480345544
(248) 354-4709
fax (248) 354-4807
Mailing address
Po Box 674147
Detroit, MI 482674147

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
October 24, 2013
Year of graduation
1974 — 52 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Michigan #4301035320

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043279862. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
194
Distinct HCPCS
4
Medicare allowed
$17,469
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 70 41 $81
99214 Established patient office or other outpatient visit, 30-39 minutes 56 37 $99
99213 Established patient office or other outpatient visit, 20-29 minutes 42 31 $67
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 26 26 $133

In context: peer comparison

Among 64 peers in Southfield Internal Medicine Physician, average services per provider: 113. This provider delivers 1.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$68
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Exact Sciences Corporation 1 $27.55
GlaxoSmithKline, LLC. 1 $20.99
AstraZeneca Pharmaceuticals Lp 1 $18.98

By nature of payment

Food and Beverage
$68

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
303
Patients
93
Total drug cost
$10,320
Drug Type Claims Patients Total cost
Alcohol Prep Pads (Alcohol Antiseptic Pads) Brand 65 35 $429
Nano 2Nd Gen Pen Needle (Pen Needle, Diabetic) Brand 48 23 $4,827
Single Use Swab (Alcohol Antiseptic Pads) Brand 34 23 $111
Alcohol Swabs (Alcohol Antiseptic Pads) Brand 25 0 $129
Comfort Ez Pen Needle (Pen Needle, Diabetic) Brand 20 0 $1,809
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 20 0 $520
Gabapentin Generic 19 0 $236
Ultra-Fine Short Pen Needle (Pen Needle, Diabetic) Brand 19 0 $958
Amlodipine Besylate Generic 16 12 $197
Easy Touch Pen Needle (Pen Needle, Diabetic) Brand 15 0 $716

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Berger's medical specialty?
Dr. Gregory Berger practices Internal Medicine Physician in Southfield, MI.
Where does Dr. Gregory Berger practice?
Dr. Gregory Berger practices at 28411 Northwestern Hwy, Southfield, MI 480345544. Office phone: 2483544709.
What is Dr. Gregory Berger's NPI?
Dr. Gregory Berger's National Provider Identifier (NPI) is 1043279862, issued by NPPES.
Does Dr. Gregory Berger accept Medicare assignment?
Yes. Dr. Gregory Berger accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Berger 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); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.