Doctor profile · Federal record

Dr. Marc Greenberger, M.D.

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Sleep Medicine (Internal Medicine) Physician · Royal Oak, MI

  • NPI 1831145747
  • Accepts Medicare
  • 37 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
30701 Woodward Ave Ste 200
Royal Oak, MI 480730990
(248) 548-2114
fax (248) 548-2135
Additional location
4550 Investment Dr Ste 260
Troy, MI 480986362
(248) 267-9370
fax (248) 480-0728

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
September 12, 2024
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State licenses (2)
Michigan #430162321 · Michigan #4301062321
Medicaid
MI #325572910

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831145747. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,358
Distinct HCPCS
10
Medicare allowed
$196,209
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 686 156 $81
99214 Established patient office or other outpatient visit, 30-39 minutes 330 214 $128
94729 Test to examine how well the lungs exchange gases 228 212 $56
94727 Test to determine lung volumes using gas dilution or washout 210 207 $43
94060 Test to measure expiratory airflow and volume changes before and after medication administration 192 189 $38
99213 Established patient office or other outpatient visit, 20-29 minutes 167 139 $86
G0399 Home sleep test (hst) with type iii portable monitor, unattended; minimum of 4 channels: 2 respiratory movement/airflow, 1 ecg/heart rate and 1 oxygen saturation 126 117 $97
94010 Test to measure expiratory airflow and volume 110 95 $27
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 93 78 $177
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 63 34 $49

In context: peer comparison

Among 8 peers in this city , average services per provider: 96. This provider delivers 25× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,885
Transactions
85
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 19 $358.61
Boehringer Ingelheim Pharmaceuticals, Inc. 10 $290.47
GlaxoSmithKline, LLC. 18 $287.90
Regeneron Healthcare Solutions, Inc. 8 $159.67
Takeda Pharmaceuticals U.S.A., Inc. 6 $127.90
Grifols USA, LLC 5 $127.15
Actelion Pharmaceuticals US, Inc. 3 $108.36
United Therapeutics Corporation 4 $102.41
Mylan Specialty L.P. 3 $88.88
GENZYME CORPORATION 3 $56.65
Resmed Corp 2 $37.43
Baxter Healthcare 1 $26.34
Avadel CNS Pharmaceuticals, LLC 1 $23.83
Pulmonx Corporation 1 $20.67
Merck Sharp & Dohme LLC 1 $20.09

By nature of payment

Food and Beverage
$1,885

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,900
Patients
613
Total drug cost
$892,945
Drug Type Claims Patients Total cost
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 341 94 $421,519
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 325 119 $16,263
Breo Ellipta (Fluticasone/Vilanterol) Brand 234 62 $160,812
Prednisone Generic 210 73 $612
Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) Brand 161 41 $108,407
Fluticasone Propionate Generic 109 49 $1,780
Montelukast Sodium Generic 109 30 $1,850
Doxycycline Monohydrate Generic 94 46 $1,193
Ventolin Hfa (Albuterol Sulfate) Brand 59 29 $5,249
Symbicort (Budesonide/Formoterol Fumarate) Brand 56 17 $49,982

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marc Greenberger's medical specialty?
Dr. Marc Greenberger practices Pulmonary Disease Physician in Royal Oak, MI.
Where does Dr. Marc Greenberger practice?
Dr. Marc Greenberger practices at 30701 Woodward Ave Ste 200, Royal Oak, MI 480730990. Office phone: 2485482114.
What is Dr. Marc Greenberger's NPI?
Dr. Marc Greenberger's National Provider Identifier (NPI) is 1831145747, issued by NPPES.
Does Dr. Marc Greenberger accept Medicare assignment?
Yes. Dr. Marc Greenberger accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marc Greenberger 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); Test to examine how well the lungs exchange gases (HCPCS 94729). Source: CMS Medicare Physician & Other Practitioners file.