Caroline S. Blaum, MD, MS
Geriatric Medicine (Internal Medicine) Physician · New York, NY
Caroline S. Blaum, MD, MS is a geriatric medicine (internal medicine) physician with a practice address in New York, New York, and NPI 1588745939, issued on Oct 18, 2006. Check the license (New York 267464-1, as entered in NPPES) on the NYS Education Department, Office of the Professions; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Caroline S. Blaum
- Credential
- MD, MS
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License numbers
- 267464-1 NY
4301043629 MI
Self-reported in NPPES; status is on the state search - Practice location
- 530 1St Ave, New York, NY 10016
- Phone
- (212) 263-8313
- Enumerated
- Oct 18, 2006
- Record last updated
- Jun 8, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (212) 263-8995
- Medicaid ID
- 2746670 MI
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 508 in New York → Look up another NPI →
Also registered at 530 1St Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Caroline S. Blaum 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 267464-1Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Caroline S. Blaum among 508 geriatric medicine (internal medicine) physician records in New York
Caroline S. Blaum, MD, MS 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 not. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 47% newer
- In a Medicare fileNo · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 54% of these records are
- Record last updated2021 · 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 508 in New York → Every provider in New York → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Abigail CohenNew York, NY 100161225664113
- Laszlo Feher, DONew York, NY 100161205932290
- Sharmin Khan, MDNew York, NY 100161295023794
- Hiba KhanNew York, NY 100161770165110
- James Lai, M.D.New York, NY 100161790823888
- Berkay OtkurNew York, NY 100161124550918
- David Sutin, MDNew York City, NY 100161922177302
- Jane Taningco-Bautista, MDNew York, NY 100161619000718
Common questions
What is Caroline S. Blaum, MD, MS's NPI number?
Caroline S. Blaum, MD, MS's National Provider Identifier (NPI) is 1588745939, issued on Oct 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Caroline S. Blaum, MD, MS located?
The NPPES record lists a practice address at 530 1St Ave, New York, NY, 10016. Phone: (212) 263-8313. Providers update this record themselves, so call before visiting.
How can I verify Caroline S. Blaum, MD, MS's license?
NPPES lists New York license number 267464-1, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.