Dr. Marc J. Greenberger, MD
- Medicare services, 2024
- 2,329
- Medicare patients, 2024
- 578
- Part D claims, 2024
- 2,326
- Hospital affiliations
- 3
- Industry payments
- $20,500
- Practice address
- 26657 Woodward Ave, Huntington Woods, MI 48070
- Practice phone
- Call (248) 548-2114
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Greenberger Wu Dunn & Fields
Huntington Woods, Michigan
Find Dr. Greenberger's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Marc J. Greenberger is a pulmonologist in Huntington Woods, Michigan
Dr. Greenberger practices at Greenberger Wu Dunn & Fields in Huntington Woods, Michigan.
Dr. Greenberger's NPI, 1831145747, was assigned on May 25, 2006. Dr. Greenberger graduated from University of Michigan Medical School in 1989. Dr. Greenberger holds Michigan license 430162321.
- NPI
- 1831145747NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2961432745
- NPI enumeration date
- May 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (248) 548-2114
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Marc J. Greenberger practices at Greenberger Wu Dunn & Fields in Huntington Woods, Michigan
Dr. Greenberger's primary practice is Greenberger Wu Dunn & Fields, at 26657 Woodward Ave, Huntington Woods, MI 48070 in Oakland County. The practice phone is (248) 548-2114.
- Greenberger Wu Dunn & Fields26657 Woodward Ave, Huntington Woods, MI 48070 · Oakland CountyPhone(248) 548-2114
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Marc J. Greenberger is affiliated with 6 sites of care and 2 medical groups
Dr. Greenberger's primary practice is Greenberger Wu Dunn & Fields in Huntington Woods, Michigan. Dr. Greenberger is also affiliated with Corewell Health William Beaumont University Hospital. The medical group on file is Greenberger Wu Dunn & Fields PLLC. Dmand AI also links Dr. Greenberger to 2 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Marc J. Greenberger's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Greenberger practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Greenberger Wu Dunn & Fields | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Marc J. Greenberger is one of 451 pulmonologists in Michigan
Pulmonary disease is Dr. Greenberger's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Greenberger is licensed in Michigan.
Specialties and state licenses
- Pulmonary disease, MichiganPrimary
Pulmonologists near Dr. Greenberger
Counts of pulmonologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Marc J. Greenberger billed Medicare for 2,329 services in 2024
CMS data shows 2,329 Medicare services from Dr. Greenberger across 14 procedure codes in 2024, for 578 Medicare patients. Medicare paid $142,634 for them.
Dr. Greenberger's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,4792024: 1,3946%
- Tests and treatments
- 2023: 7402024: 6838%
- Other services
- 2023: 1392024: 25281%
Where Dr. Greenberger's Medicare services took place, 2024
- In an office1,62170%
- In a facility70830%
Dr. Greenberger compared with the Michigan median for pulmonologists, 2024
- Dr. Greenberger
- Michigan median
- Medicare services
- 2,329vs 6063.8 times
- Medicare patients
- 578vs 2792.1 times
- Part D claims
- 2,169vs 4335.0 times
Medians across 437 pulmonologists in Michigan with Dmand AI profiles that report each measure.
Dr. Greenberger's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Greenberger?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Greenberger and other pulmonologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Marc J. Greenberger treated 578 Medicare patients in 2024, average age 76
CMS counts 578 Medicare patients who saw Dr. Greenberger in 2024. The largest group is 65 to 74, with 251 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.79, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Greenberger's median patient age at 68, with 48% women.
Dr. Greenberger's Medicare patients by age, 2024
Dr. Greenberger's Medicare patients by sex, 2024
- Women31354%
- Men26546%
Chronic conditions among Dr. Greenberger's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis55%
- Ischemic heart disease54%
- Diabetes40%
- COPD39%
- Chronic kidney disease34%
- Anxiety33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Greenberger's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Marc J. Greenberger wrote 2,326 Medicare Part D claims in 2024
In 2024, Dr. Greenberger wrote 2,326 Medicare Part D claims for 369 patients. 46% of them were for generic drugs. CMS names the drug for 2,169 of them, across 34 drugs with 11 or more claims each, at $1,588,209 in total drug cost. In 2023, CMS named 2,260 claims across 33 drugs.
Dr. Greenberger's Part D claims by kind of drug, 2024
- Generic1,069 claims46%
- Brand-name1,257 claims54%
Dr. Greenberger's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Greenberger's Part D claims, 2024
- Antibiotics8%182 of 2,326 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2,2602024: 2,1694%
Drugs named by CMS: 34 in 2024, 33 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Marc J. Greenberger takes part in Medicare
Dr. Greenberger accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Marc J. Greenberger received $20,500 in industry payments from 2016 to 2025
CMS Open Payments shows 1,220 general payments to Dr. Greenberger from 56 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. GlaxoSmithKline, LLC. paid the most, $3,623.
General payments to Dr. Greenberger by program year, 2016 to 2025
General payments to Dr. Greenberger by kind, 2016 to 2025
- Food and beverage$20,39499%
- Education$1061%
Companies that paid Dr. Greenberger the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Marc J. Greenberger graduated from University of Michigan Medical School
Dr. Greenberger graduated from University of Michigan Medical School in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Marc J. Greenberger's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Marc J. Greenberger
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Marc J. Greenberger's NPI number?
Dr. Marc J. Greenberger's NPI number is 1831145747. It was assigned on May 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Marc J. Greenberger?
Dr. Marc J. Greenberger is a pulmonologist in Huntington Woods, Michigan. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).
Where does Dr. Marc J. Greenberger practice?
Dr. Greenberger practices at 26657 Woodward Ave, Huntington Woods, MI 48070. Dr. Greenberger's primary practice is Greenberger Wu Dunn & Fields in Huntington Woods, Michigan. Dmand AI also links Dr. Greenberger to 2 hospitals, 2 group practices and clinics and 1 medical group.
What is Dr. Marc J. Greenberger's office phone number?
The practice phone on file for Dr. Greenberger is (248) 548-2114.
What is Dr. Marc J. Greenberger's medical license number?
Dr. Greenberger holds Michigan license 430162321.
Which hospitals is Dr. Marc J. Greenberger affiliated with?
Dr. Greenberger is affiliated with Corewell Health William Beaumont University Hospital. Dmand AI links Dr. Greenberger to 2 more hospitals.
What medical group is Dr. Marc J. Greenberger part of?
Dr. Greenberger is linked to Greenberger Wu Dunn & Fields PLLC. Dmand AI links Dr. Greenberger to 1 more medical group.
Does Dr. Marc J. Greenberger accept Medicare?
Yes. CMS data shows Dr. Greenberger billed Medicare for 2,329 services in 2024, and Dr. Greenberger accepts Medicare assignment.
How many Medicare patients does Dr. Marc J. Greenberger see?
CMS counts 578 Medicare patients who saw Dr. Greenberger in 2024, with an average age of 76.
What services does Dr. Marc J. Greenberger bill to Medicare?
In 2024, Dr. Greenberger's most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99214) and lung function service (94729).
Show 4 more questionsShow fewer questions
Where did Dr. Marc J. Greenberger go to medical school?
Dr. Greenberger graduated from University of Michigan Medical School in 1989.
What drugs does Dr. Marc J. Greenberger prescribe most?
In 2024 Medicare Part D data, Dr. Greenberger's most prescribed drugs by claims were Trelegy Ellipta, Albuterol Sulfate Hfa and Prednisone.
Has Dr. Marc J. Greenberger received payments from drug or device companies?
CMS Open Payments shows $20,500 in general payments to Dr. Greenberger from 56 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Marc J. Greenberger been practicing?
Dr. Greenberger graduated from medical school in 1989, 37 years ago.
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