Riverdale Internal Medicine & Geriatric Services, PC
NPI 1356429740 · Geriatric Medicine (Internal Medicine) Physician · Bronx, NY
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Riverdale Internal Medicine & Geriatric Services, PC is a Geriatric Medicine (Internal Medicine) Physician organization in Bronx, NY (NPI 1356429740).
Provider details
- NPI number
- 1356429740
- Entity type
- Organization
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Liliya Lotsvin, Ceo(718) 543-6404
- License
- 207153 (NY)
Specialties & taxonomies
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
- 2006-11-01
- Last updated
- 2021-08-16
- Certified
- 2021-08-16
Frequently asked questions
- What is Riverdale Internal Medicine & Geriatric Services, PC's NPI number?
- Riverdale Internal Medicine & Geriatric Services, PC's National Provider Identifier (NPI) is 1356429740, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Riverdale Internal Medicine & Geriatric Services, PC?
- Riverdale Internal Medicine & Geriatric Services, PC is classified in the NPPES registry as Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Riverdale Internal Medicine & Geriatric Services, PC located?
- Riverdale Internal Medicine & Geriatric Services, PC's practice location on file with NPPES is 3533 Riverdale Ave, Bronx, NY 10463-1829.
- What is Riverdale Internal Medicine & Geriatric Services, PC's phone number?
- The practice phone number listed in the NPPES registry for Riverdale Internal Medicine & Geriatric Services, PC is (718) 432-5500.
- Does Riverdale Internal Medicine & Geriatric Services, PC accept Medicare?
- Riverdale Internal Medicine & Geriatric Services, PC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Riverdale Internal Medicine & Geriatric Services, PC?
- The authorized official listed on Riverdale Internal Medicine & Geriatric Services, PC's NPPES record is Liliya Lotsvin, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Riverdale Internal Medicine & Geriatric Services, PC's NPI active?
- Yes — Riverdale Internal Medicine & Geriatric Services, PC's NPI (1356429740) is active in the NPPES registry as of the last update on 2021-08-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.