Mervyn Whelan, MD
NPI 1437178639 · Emergency Medicine Physician · Rochester, NY
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mervyn Whelan, MD is a Emergency Medicine Physician provider in Rochester, NY (NPI 1437178639).
Provider details
- NPI number
- 1437178639
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 160795 (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
- 2006-07-19
- Last updated
- 2007-08-24
Frequently asked questions
- What is Mervyn Whelan's NPI number?
- Mervyn Whelan's National Provider Identifier (NPI) is 1437178639, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mervyn Whelan's specialty?
- Mervyn Whelan is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mervyn Whelan located?
- Mervyn Whelan's practice location on file with NPPES is 601 Elmwood Ave, Rochester, NY 14642-0001.
- What is Mervyn Whelan's phone number?
- The practice phone number listed in the NPPES registry for Mervyn Whelan is (585) 341-3015.
- Does Mervyn Whelan accept Medicare?
- Mervyn Whelan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mervyn Whelan's NPI active?
- Yes — Mervyn Whelan's NPI (1437178639) is active in the NPPES registry as of the last update on 2007-08-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.