On Call Medical Services PC
NPI 1821974320 · Internal Medicine Physician · Lawrence, NY
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
On Call Medical Services PC is a Internal Medicine Physician organization in Lawrence, NY (NPI 1821974320).
Provider details
- NPI number
- 1821974320
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Eliezer Levitansky, Medical Director(718) 300-4705
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
Under 1 yr in 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
- 2025-08-12
- Last updated
- 2025-08-12
- Certified
- 2025-08-12
Frequently asked questions
- What is On Call Medical Services PC's NPI number?
- On Call Medical Services PC's National Provider Identifier (NPI) is 1821974320, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is On Call Medical Services PC?
- On Call Medical Services PC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is On Call Medical Services PC located?
- On Call Medical Services PC's practice location on file with NPPES is 48 Frost Ln Unit a, Lawrence, NY 11559-1806.
- What is On Call Medical Services PC's phone number?
- The practice phone number listed in the NPPES registry for On Call Medical Services PC is (516) 862-1600.
- Does On Call Medical Services PC accept Medicare?
- On Call Medical 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 On Call Medical Services PC?
- The authorized official listed on On Call Medical Services PC's NPPES record is Eliezer Levitansky, Medical Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is On Call Medical Services PC's NPI active?
- Yes — On Call Medical Services PC's NPI (1821974320) is active in the NPPES registry as of the last update on 2025-08-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.