Dr. Elliott I. Greenspan, DO
- Medicare services, 2024
- 460
- Medicare patients, 2024
- 55
- Part D claims, 2024
- 1,280
- Publications
- 3
- Hospital affiliations
- 1
- Practice address
- 28050 Grand River Avenue, Farmington Hills, MI 48336
- Practice phone
- Call (248) 471-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Greenspan'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. Elliott I. Greenspan is an internist in Farmington Hills, Michigan
Dr. Greenspan practices at Corewell Health Farmington Hills Hospital in Farmington Hills, Michigan, part of Corewell Health.
Dr. Greenspan's NPI, 1003803966, was assigned on October 5, 2005. Dr. Greenspan graduated from University of Missouri, Kansas City, School of Medicine in 1966. Dr. Greenspan holds Michigan license 5101005633.
- NPI
- 1003803966NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3577459064
- NPI enumeration date
- October 5, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (248) 471-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 86
- Medical school graduation
- 1966
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Elliott I. Greenspan practices at Corewell Health Farmington Hills Hospital in Farmington Hills, Michigan
Dr. Greenspan's primary practice is Corewell Health Farmington Hills Hospital, at 28050 Grand River Avenue, Farmington Hills, MI 48336 in Oakland County. The practice phone is (248) 471-8000.
- Corewell Health Farmington Hills Hospital28050 Grand River Avenue, Farmington Hills, MI 48336 · Oakland CountyPhone(248) 471-8000
Source: Dmand AI Affiliation Data
Dr. Elliott I. Greenspan is affiliated with 1 site of care and 2 medical groups
Dr. Greenspan's primary practice is Corewell Health Farmington Hills Hospital in Farmington Hills, Michigan, part of Corewell Health. The medical group on file is Elliott I. Greenspan, D.O., P.C. & Associates. Dmand AI also links Dr. Greenspan to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Elliott I. Greenspan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Greenspan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Farmington Hills Hospital | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Elliott I. Greenspan is one of 4,804 internists in Michigan
Internal medicine is Dr. Greenspan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Greenspan is licensed in Michigan.
Specialties and state licenses
- Internal medicine, MichiganPrimary
Internists near Dr. Greenspan
Counts of internists 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. Elliott I. Greenspan billed Medicare for 460 services in 2024
CMS data shows 460 Medicare services from Dr. Greenspan across 4 procedure codes in 2024, for 55 Medicare patients. Medicare paid $44,326 for them.
Dr. Greenspan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4442024: 4604%
Where Dr. Greenspan's Medicare services took place, 2024
- In an office4410%
- In a facility41690%
Dr. Greenspan compared with the Michigan median for internists, 2024
- Dr. Greenspan
- Michigan median
- Medicare services
- 460vs 4239% above
- Medicare patients
- 55vs 15965% below
- Part D claims
- 863vs 3142.7 times
Medians across 4,524 internists in Michigan with Dmand AI profiles that report each measure.
Dr. Greenspan'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. Greenspan?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Greenspan and other internists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Elliott I. Greenspan treated 55 Medicare patients in 2024, average age 72
CMS counts 55 Medicare patients who saw Dr. Greenspan in 2024. The largest group is 65 to 74, with 20 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 47% are also on Medicaid. Their average risk score is 2.37, 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. Greenspan's median patient age at 68, with 53% women.
Dr. Greenspan's Medicare patients by age, 2024
Dr. Greenspan's Medicare patients by sex, 2024
- Women2749%
- Men2851%
Chronic conditions among Dr. Greenspan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis71%
- Diabetes58%
- Heart failure58%
- Ischemic heart disease56%
- Mood disorders55%
- COPD53%
Share of Medicare patients with each condition. A patient can have several.
Dr. Greenspan'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
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Elliott I. Greenspan wrote 1,280 Medicare Part D claims in 2024
In 2024, Dr. Greenspan wrote 1,280 Medicare Part D claims for 84 patients. 89% of them were for generic drugs. CMS names the drug for 863 of them, across 38 drugs with 11 or more claims each, at $28,759 in total drug cost. In 2023, CMS named 1,000 claims across 38 drugs.
Dr. Greenspan's Part D claims by kind of drug, 2024
- Generic1,133 claims89%
- Brand-name127 claims10%
- Other20 claims2%
Dr. Greenspan'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. Greenspan's Part D claims, 2024
- Opioids8%108 of 1,280 claims
- Antibiotics4%57 of 1,280 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: 1,0002024: 86314%
Drugs named by CMS: 38 in 2024, 38 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. Elliott I. Greenspan takes part in Medicare
Dr. Greenspan 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. Elliott I. Greenspan has 3 publications on record
Dmand AI links 3 papers to Dr. Greenspan, published from 2015 to 2019. The most frequent topics are Chromosomes, Human, Y, Gene Frequency and Haplotypes. Dr. Greenspan's most frequent co-author is Peter Gregersen.
Dr. Greenspan's papers by year, 2015 to 2019
Topics Dr. Greenspan writes about most
- Chromosomes, Human, Y
- Gene Frequency
- Haplotypes
- Phylogeny
Dr. Greenspan's most frequent co-authors
Recent publications by Dr. Greenspan
See who Dr. Greenspan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Greenspan works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Elliott I. Greenspan received $816 in industry payments from 2016 to 2022
CMS Open Payments shows 48 general payments to Dr. Greenspan from 15 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $146.
General payments to Dr. Greenspan by program year, 2016 to 2022
Companies that paid Dr. Greenspan the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Elliott I. Greenspan graduated from University of Missouri, Kansas City, School of Medicine
Dr. Greenspan graduated from University of Missouri, Kansas City, School of Medicine in 1966.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Elliott I. Greenspan'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Elliott I. Greenspan
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. Elliott I. Greenspan's NPI number?
Dr. Elliott I. Greenspan's NPI number is 1003803966. It was assigned on October 5, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Elliott I. Greenspan?
Dr. Elliott I. Greenspan is an internist in Farmington Hills, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Elliott I. Greenspan practice?
Dr. Greenspan practices at 28050 Grand River Avenue, Farmington Hills, MI 48336. Dr. Greenspan's primary practice is Corewell Health Farmington Hills Hospital in Farmington Hills, Michigan, part of Corewell Health. Dmand AI also links Dr. Greenspan to 1 medical group.
What is Dr. Elliott I. Greenspan's office phone number?
The practice phone on file for Dr. Greenspan is (248) 471-8000.
What is Dr. Elliott I. Greenspan's medical license number?
Dr. Greenspan holds Michigan license 5101005633.
Which hospitals is Dr. Elliott I. Greenspan affiliated with?
Dr. Greenspan practices at Corewell Health Farmington Hills Hospital in Farmington Hills, Michigan.
What medical group is Dr. Elliott I. Greenspan part of?
Dr. Greenspan is linked to Elliott I. Greenspan, D.O., P.C. & Associates. Dmand AI links Dr. Greenspan to 1 more medical group.
Does Dr. Elliott I. Greenspan accept Medicare?
Yes. CMS data shows Dr. Greenspan billed Medicare for 460 services in 2024, and Dr. Greenspan accepts Medicare assignment.
How many Medicare patients does Dr. Elliott I. Greenspan see?
CMS counts 55 Medicare patients who saw Dr. Greenspan in 2024, with an average age of 72.
What services does Dr. Elliott I. Greenspan bill to Medicare?
In 2024, Dr. Greenspan's most billed Medicare services were hospital inpatient care (99233), office visit, established patient (99214) and hospital inpatient care (99223).
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Where did Dr. Elliott I. Greenspan go to medical school?
Dr. Greenspan graduated from University of Missouri, Kansas City, School of Medicine in 1966.
What drugs does Dr. Elliott I. Greenspan prescribe most?
In 2024 Medicare Part D data, Dr. Greenspan's most prescribed drugs by claims were Alprazolam, Hydrocodone-Acetaminophen and Zolpidem Tartrate.
Has Dr. Elliott I. Greenspan received payments from drug or device companies?
CMS Open Payments shows $816 in general payments to Dr. Greenspan from 15 companies from 2016 to 2022. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Elliott I. Greenspan been practicing?
Dr. Greenspan graduated from medical school in 1966, 60 years ago.
Does Dr. Elliott I. Greenspan do research?
Dmand AI links 3 publications to Dr. Greenspan, published from 2015 to 2019.
Who does Dr. Elliott I. Greenspan publish with?
Dr. Greenspan's most frequent co-authors are Peter Gregersen (1 shared paper).
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