William I Frumkin MD PLLC
NPI 1215134804 · Clinical Cardiac Electrophysiology Physician · New York, NY
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William I Frumkin MD PLLC is a Clinical Cardiac Electrophysiology Physician organization in New York, NY (NPI 1215134804).
Provider details
- NPI number
- 1215134804
- Entity type
- Organization
- Primary specialty
- Clinical Cardiac Electrophysiology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- William Frumkin, Owner(212) 535-1550
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
- 2007-06-28
- Last updated
- 2007-09-28
Frequently asked questions
- What is William I Frumkin MD PLLC's NPI number?
- William I Frumkin MD PLLC's National Provider Identifier (NPI) is 1215134804, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is William I Frumkin MD PLLC?
- William I Frumkin MD PLLC is classified in the NPPES registry as Clinical Cardiac Electrophysiology Physician (Allopathic & Osteopathic Physicians).
- Where is William I Frumkin MD PLLC located?
- William I Frumkin MD PLLC's practice location on file with NPPES is 184 E 70th St, New York, NY 10021-5154.
- What is William I Frumkin MD PLLC's phone number?
- The practice phone number listed in the NPPES registry for William I Frumkin MD PLLC is (212) 535-1550.
- Does William I Frumkin MD PLLC accept Medicare?
- William I Frumkin MD PLLC 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 William I Frumkin MD PLLC?
- The authorized official listed on William I Frumkin MD PLLC's NPPES record is William Frumkin, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is William I Frumkin MD PLLC's NPI active?
- Yes — William I Frumkin MD PLLC's NPI (1215134804) is active in the NPPES registry as of the last update on 2007-09-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.