Spencer Eisenberg, DO
Geriatric Medicine (Internal Medicine) Physician · Johnson City, NY
Spencer Eisenberg, DO is a geriatric medicine (internal medicine) physician with a practice address in Johnson City, New York, and NPI 1417248113, issued on Apr 28, 2011. Check the license (New York 271528, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Spencer Eisenberg
- Credential
- DO
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License number
- 271528 NY
Self-reported in NPPES; status is on the state search - Practice location
- 507 Main St, Johnson City, NY 13790
- Phone
- (607) 763-8008
- Enumerated
- Apr 28, 2011
- Record last updated
- Jul 6, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (607) 763-8019
- Medicaid ID
- 04109766 NY
- Medicare enrollment
- Enrolled (PECOS I20150615000399); accepts Medicare assignment
- Medical or professional school
- New York College Of Osteo Medicine Of New York Institute Of Technology, 2011
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 508 in New York → Look up another NPI →
Also registered at 507 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Marleny Acosta, MDFamily Medicine Physician1861020646
- Dohaa Amin, MDStudent in an Organized Health Care Education/Training Program1336033539
- Vishal Anugu, MDStudent in an Organized Health Care Education/Training Program1982120648
- Corina Arana, DOFamily Medicine Physician1588041479
- Rahal BalasuriyaStudent in an Organized Health Care Education/Training Program1679069462
- Amanda Bartleson-Taylor, NPFamily Nurse Practitioner1932768900
Verify Spencer Eisenberg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 271528Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.4 times the Medicare Part D claims of the average geriatric medicine (internal medicine) physician in 2024
10,210 Medicare Part D claims for 420 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims. 313 claims were for opioids.
Most prescribed
- Levothyroxine Sodium647 claims
- Atorvastatin Calcium619 claims
- Eliquis515 claims
- Amlodipine Besylate406 claims
- Furosemide337 claims
- Pantoprazole Sodium336 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 84.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- United Health Services Hospitals, Inc.Candor, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Spencer Eisenberg among 508 geriatric medicine (internal medicine) physician records in New York
Spencer Eisenberg, DO is one of 508 geriatric medicine (internal medicine) physician records with a practice address in New York. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 77% of them.
- NPI issued2011 · 77% of these records are older, 21% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 54% of these records are
- Graduated2011 · median 1998 among the 272 with a school on file
- Record last updated2015 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in New York
There are 508 geriatric medicine (internal medicine) physician records in New York.
All 508 in New York → Every provider in Johnson City → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Aasiya Haroon, MDJohnson City, NY 137901750737086
- Jerrold Schwartz, MDJohnson City, NY 137901831185222
- James Simcoe, MDNorwich, NY 138151346321254
- Mohamed Egal, M.D.Oneonta, NY 138201043343726
- Donna Husmann, MDVestal, NY 138501902816838
- Kinner Mehta, M.D.Vestal, NY 138501376702035
- Madhukar Bhoomireddi, MDBinghamton, NY 139051225069446
- Joseph Mylotte, MDGetzville, NY 140681356380612
Common questions
What is Spencer Eisenberg, DO's NPI number?
Spencer Eisenberg, DO's National Provider Identifier (NPI) is 1417248113, issued on Apr 28, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Spencer Eisenberg, DO located?
The NPPES record lists a practice address at 507 Main St, Johnson City, NY, 13790. Phone: (607) 763-8008. Providers update this record themselves, so call before visiting.
How can I verify Spencer Eisenberg, DO's license?
NPPES lists New York license number 271528, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Spencer Eisenberg, DO prescribe under Medicare Part D?
In 2024, Spencer Eisenberg, DO had 10,210 Medicare Part D claims for 420 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.
What is Spencer Eisenberg, DO's MIPS final score?
The 2023 MIPS final score is 84.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.