Simon Kassabian, MD
NPI 1326197823 · Geriatric Medicine (Internal Medicine) Physician · Montrose, NY
Enrolled with Medicare as Order and Referring Only - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Simon Kassabian, MD is a Geriatric Medicine (Internal Medicine) Physician provider in Montrose, NY (NPI 1326197823).
Provider details
- NPI number
- 1326197823
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 174963-1 (NY)
Specialties & taxonomies
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
- 2007-01-10
- Last updated
- 2016-02-04
Frequently asked questions
- What is Simon Kassabian's NPI number?
- Simon Kassabian's National Provider Identifier (NPI) is 1326197823, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Simon Kassabian's specialty?
- Simon Kassabian is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Simon Kassabian located?
- Simon Kassabian's practice location on file with NPPES is 2094 Albany Post Road, Montrose, NY 10548.
- What is Simon Kassabian's phone number?
- The practice phone number listed in the NPPES registry for Simon Kassabian is (914) 737-4400.
- Does Simon Kassabian accept Medicare?
- Simon Kassabian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Simon Kassabian's NPI active?
- Yes — Simon Kassabian's NPI (1326197823) is active in the NPPES registry as of the last update on 2016-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.