Physician Profile

Marc J. Greenberger, M.D.

Unclaimed Profile

About Dr. Greenberger

Based in Royal Oak, MI, Marc J. Greenberger, M.D. is listed in the NPI registry under pulmonary disease. Marc graduated from University of Michigan Medical School in 1989. Marc is also listed as specializing in sleep medicine. Medicare claims data shows Marc provided 2,329 services to 1,538 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and test to examine how well the lungs exchange gases.

Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.

Specialty

Pulmonary Disease (Primary)
Pulmonary Disease (Additional)

Credentials & Licensing

MI license4301062321
MI license430162321
NPI1831145747
NPI issued05/25/2006

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.

Medicare information

Accepts Medicare assignmentYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What kind of doctor is Marc J. Greenberger?

Marc J. Greenberger is a lung specialist in Royal Oak, MI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pulmonary Disease”.

NPI registry

What is Marc J. Greenberger's address?

Marc J. Greenberger is listed at 30701 Woodward Ave Ste 200, Royal Oak, MI 48073. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Marc J. Greenberger?

The number on file is (248) 548-2114. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for Marc J. Greenberger?

Marc J. Greenberger's National Provider Identifier is 1831145747. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

Where did Marc J. Greenberger train?

Marc J. Greenberger attended University of Michigan Medical School, graduating in 1989. This comes from the CMS National Downloadable File.

CMS public data

How much experience does Marc J. Greenberger have?

Marc J. Greenberger has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.

CMS public data

What procedures does Marc J. Greenberger perform?

According to Medicare billing data, Marc J. Greenberger provides treatments such as test to examine how well the lungs exchange gases and test to determine lung volumes using gas dilution or washout, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Is Marc J. Greenberger's profile verified?

Not yet. This profile is built from public federal data and has not been confirmed by Marc J. Greenberger. If this is you, claiming it is free.

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.