Dr. Michael A. Geffin, MD
- Medicare services, 2024
- 13,792
- Medicare patients, 2024
- 1,255
- Part D claims, 2024
- 2,519
- Hospital affiliations
- 1
- Industry payments
- $17,758
- Practice address
- 51 Mill St, Hanover, MA 02339
- Practice phone
- Call (781) 762-0471
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Greater Boston Urology
Hanover, Massachusetts
Find Dr. Geffin'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. Michael A. Geffin is a urologist in Hanover, Massachusetts
Dr. Geffin practices at Greater Boston Urology in Hanover, Massachusetts.
Dr. Geffin's NPI, 1578583902, was assigned on July 20, 2006. Dr. Geffin graduated from Boston University School of Medicine in 1994. Dr. Geffin holds Massachusetts license 203268.
- NPI
- 1578583902NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2668426032
- NPI enumeration date
- July 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (781) 762-0471
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael A. Geffin practices at Greater Boston Urology in Hanover, Massachusetts
Dr. Geffin's primary practice is Greater Boston Urology, at 51 Mill St, Hanover, MA 02339 in Plymouth County. The practice phone is (781) 762-0471.
- Greater Boston Urology51 Mill St, Hanover, MA 02339 · Plymouth CountyPhone(781) 762-0471
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Michael A. Geffin is affiliated with 4 sites of care and 3 medical groups
Dr. Geffin's primary practice is Greater Boston Urology in Hanover, Massachusetts. Dr. Geffin is also affiliated with Beth Israel Deaconess Hospital-Plymouth. The medical group on file is Greater Boston Urology. Dmand AI also links Dr. Geffin to 2 more group practices and clinics and 2 medical groups, 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. Michael A. Geffin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Geffin practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Greater Boston Urology | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael A. Geffin is one of 315 urologists in Massachusetts
Urology is Dr. Geffin's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Geffin is licensed in Massachusetts.
Specialties and state licenses
- Urology, MassachusettsPrimary
Urologists near Dr. Geffin
Counts of urologists 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. Michael A. Geffin billed Medicare for 13,792 services in 2024
CMS data shows 13,792 Medicare services from Dr. Geffin across 55 procedure codes in 2024, for 1,255 Medicare patients. Medicare paid $432,049 for them.
Dr. Geffin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 4,2142024: 5,97742%
- Surgery
- 2023: 2,5262024: 2,7127%
- Office and hospital visits
- 2023: 2,5542024: 2,5012%
- Lab and pathology
- 2023: 1,2312024: 1,51623%
- Imaging
- 2023: 6222024: 75021%
- Other services
- 2023: 02024: 265
- Tests and treatments
- 2023: 432024: 7165%
Where Dr. Geffin's Medicare services took place, 2024
- In an office13,58598%
- In a facility2072%
Dr. Geffin compared with the Massachusetts median for urologists, 2024
- Dr. Geffin
- Massachusetts median
- Medicare services
- 13,792vs 1,15212.0 times
- Medicare patients
- 1,255vs 5092.5 times
- Part D claims
- 2,373vs 5764.1 times
Medians across 305 urologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Geffin'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Geffin and other urologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael A. Geffin treated 1,255 Medicare patients in 2024, average age 76
CMS counts 1,255 Medicare patients who saw Dr. Geffin in 2024. The largest group is 75 to 84, with 556 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.38, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Geffin's median patient age at 74, with 21% women.
Dr. Geffin's Medicare patients by age, 2024
Dr. Geffin's Medicare patients by sex, 2024
- Women31025%
- Men94575%
Chronic conditions among Dr. Geffin's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis44%
- Ischemic heart disease36%
- Cancer30%
- Diabetes30%
- Chronic kidney disease28%
- Anxiety26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Geffin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women21%
- Men78%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael A. Geffin wrote 2,519 Medicare Part D claims in 2024
In 2024, Dr. Geffin wrote 2,519 Medicare Part D claims for 647 patients. 89% of them were for generic drugs. CMS names the drug for 2,373 of them, across 28 drugs with 11 or more claims each, at $599,363 in total drug cost. In 2023, CMS named 2,203 claims across 22 drugs.
Dr. Geffin's Part D claims by kind of drug, 2024
- Generic2,243 claims89%
- Brand-name265 claims11%
- Other11 claims0%
Dr. Geffin'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. Geffin's Part D claims, 2024
- Opioids1%23 of 2,519 claims
- Antibiotics10%253 of 2,519 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: 2,2032024: 2,3738%
Drugs named by CMS: 28 in 2024, 22 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
Dr. Michael A. Geffin ranks in the 63rd percentile for prostate resection in Medicare
Dr. Geffin accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Geffin as offering telehealth. CMS counts 12 procedures of prostate resection by Dr. Geffin, more than 63% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Geffin ranks in Medicare procedure volume
- Prostate resection
- 63rd percentile12 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Michael A. Geffin received $17,758 in industry payments from 2016 to 2025
CMS Open Payments shows 392 general payments to Dr. Geffin from 57 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 65% of the total. Janssen Pharmaceuticals, Inc paid the most, $7,736.
General payments to Dr. Geffin by program year, 2016 to 2025
General payments to Dr. Geffin by kind, 2016 to 2025
- Food and beverage$11,53165%
- Consulting fees$4,68026%
- Travel and lodging$8485%
- Education$4693%
- Gifts$2301%
Companies that paid Dr. Geffin 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. Michael A. Geffin graduated from Boston University School of Medicine
Dr. Geffin graduated from Boston University School of Medicine in 1994.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael A. Geffin'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)Doctors and Clinicians Utilization Data (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. Michael A. Geffin
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. Michael A. Geffin's NPI number?
Dr. Michael A. Geffin's NPI number is 1578583902. It was assigned on July 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael A. Geffin?
Dr. Michael A. Geffin is a urologist in Hanover, Massachusetts. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).
Where does Dr. Michael A. Geffin practice?
Dr. Geffin practices at 51 Mill St, Hanover, MA 02339. Dr. Geffin's primary practice is Greater Boston Urology in Hanover, Massachusetts. Dmand AI also links Dr. Geffin to 2 group practices and clinics and 2 medical groups.
What is Dr. Michael A. Geffin's office phone number?
The practice phone on file for Dr. Geffin is (781) 762-0471.
What is Dr. Michael A. Geffin's medical license number?
Dr. Geffin holds Massachusetts license 203268.
Which hospitals is Dr. Michael A. Geffin affiliated with?
Dr. Geffin is affiliated with Beth Israel Deaconess Hospital-Plymouth.
What medical group is Dr. Michael A. Geffin part of?
Dr. Geffin is linked to Greater Boston Urology. Dmand AI links Dr. Geffin to 2 more medical groups.
Does Dr. Michael A. Geffin accept Medicare?
Yes. CMS data shows Dr. Geffin billed Medicare for 13,792 services in 2024, and Dr. Geffin accepts Medicare assignment.
Does Dr. Michael A. Geffin offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Geffin as offering telehealth services.
How many Medicare patients does Dr. Michael A. Geffin see?
CMS counts 1,255 Medicare patients who saw Dr. Geffin in 2024, with an average age of 76.
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What services does Dr. Michael A. Geffin bill to Medicare?
In 2024, Dr. Geffin's most billed Medicare services were injected or infused drug (J9030), office visit, established patient (99214) and surgery: urinary system (51798).
Where did Dr. Michael A. Geffin go to medical school?
Dr. Geffin graduated from Boston University School of Medicine in 1994.
What drugs does Dr. Michael A. Geffin prescribe most?
In 2024 Medicare Part D data, Dr. Geffin's most prescribed drugs by claims were Tamsulosin HCl, Finasteride and Alfuzosin HCl ER.
Has Dr. Michael A. Geffin received payments from drug or device companies?
CMS Open Payments shows $17,758 in general payments to Dr. Geffin from 57 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Michael A. Geffin been practicing?
Dr. Geffin graduated from medical school in 1994, 32 years ago.
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