Caroline Blaum, MD, MS
NPI 1588745939 · Geriatric Medicine (Internal Medicine) Physician · New York, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Caroline Blaum, MD, MS is a Geriatric Medicine (Internal Medicine) Physician provider in New York, NY (NPI 1588745939).
Provider details
- NPI number
- 1588745939
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MS
- Sex
- Female
- Sole proprietor
- Yes
- License
- 4301043629 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-18
- Last updated
- 2021-06-08
- Certified
- 2021-06-08
Frequently asked questions
- What is Caroline Blaum's NPI number?
- Caroline Blaum's National Provider Identifier (NPI) is 1588745939, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Caroline Blaum's specialty?
- Caroline Blaum is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Caroline Blaum located?
- Caroline Blaum's practice location on file with NPPES is 530 1st Ave, New York, NY 10016-6402.
- What is Caroline Blaum's phone number?
- The practice phone number listed in the NPPES registry for Caroline Blaum is (212) 263-8313.
- Does Caroline Blaum accept Medicare?
- Caroline Blaum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Caroline Blaum's NPI active?
- Yes — Caroline Blaum's NPI (1588745939) is active in the NPPES registry as of the last update on 2021-06-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.