Harrison G. Bloom, M.D.
Geriatric Medicine (Internal Medicine) Physician · Sleepy Hollow, NY
Harrison G. Bloom, M.D. is a geriatric medicine (internal medicine) physician with a practice address in Sleepy Hollow, New York, and NPI 1619016516, issued on Feb 6, 2007. Check the license (New York 128334, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Harrison G. Bloom
- Credential
- M.D.
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License number
- 128334 NY
Self-reported in NPPES; status is on the state search - Practice location
- 701 North Broadway, Sleepy Hollow, NY 10591
- Phone
- (914) 366-3392
- Enumerated
- Feb 6, 2007
- Record last updated
- Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (914) 366-1260
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 508 in New York → Look up another NPI →
Also registered at 701 North Broadway
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Cristina Ho, MDEmergency Medicine Physician1164458303
- Martin Krumins, MDEmergency Medicine Physician1780628602
- Frank Madori, MDEmergency Medicine Physician1275560187
Verify Harrison G. Bloom 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 128334Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
41 Medicare Part D claims, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D.
Most prescribed
- Pramipexole Dihydrochloride12 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.
Harrison G. Bloom among 508 geriatric medicine (internal medicine) physician records in New York
Harrison G. Bloom, M.D. 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 2007, is newer than 53% of them.
- NPI issued2007 · 53% of these records are older, 33% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 54% of these records are
- Record last updated2007 · 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 Sleepy Hollow → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Tobe Banc, M.D.Sleepy Hollow, NY 105911801982772
- Syna Kandarappallil, D.O.Sleepy Hollow, NY 105911790101764
- Kanishk SharmaSleepy Hollow, NY 105911437714656
- Urmil Gupta, MDSomers, NY 105891245331057
- William Martimucci, MDRye, NY 105801336128198
- Roger Madris, M.D.Rye Brook, NY 105731275680415
- Lidia Pousada, M.D.Ossining, NY 105621225124241
- Simon Kassabian, MDMontrose, NY 105481326197823
Common questions
What is Harrison G. Bloom, M.D.'s NPI number?
Harrison G. Bloom, M.D.'s National Provider Identifier (NPI) is 1619016516, issued on Feb 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Harrison G. Bloom, M.D. located?
The NPPES record lists a practice address at 701 North Broadway, Sleepy Hollow, NY, 10591. Phone: (914) 366-3392. Providers update this record themselves, so call before visiting.
How can I verify Harrison G. Bloom, M.D.'s license?
NPPES lists New York license number 128334, 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 Harrison G. Bloom, M.D. prescribe under Medicare Part D?
In 2024, Harrison G. Bloom, M.D. had 41 Medicare Part D claims; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.
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.