Michael Whalen, MD
NPI 1902987423 · Pediatric Critical Care Medicine Physician · Boston, MA
Enrolled with Medicare as Practitioner - Critical Care (intensivists) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Whalen, MD is a Pediatric Critical Care Medicine Physician provider in Boston, MA (NPI 1902987423).
Provider details
- NPI number
- 1902987423
- Entity type
- Individual
- Primary specialty
- Pediatric Critical Care Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 157539 (MA)
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
- 2006-10-18
- Last updated
- 2020-05-20
- Certified
- 2020-05-20
Frequently asked questions
- What is Michael Whalen's NPI number?
- Michael Whalen's National Provider Identifier (NPI) is 1902987423, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Whalen's specialty?
- Michael Whalen is listed in the NPPES registry with a primary specialty of Pediatric Critical Care Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Whalen located?
- Michael Whalen's practice location on file with NPPES is 55 Fruit Street Ell 3, Boston, MA 02114-2696.
- What is Michael Whalen's phone number?
- The practice phone number listed in the NPPES registry for Michael Whalen is (617) 724-4380.
- Does Michael Whalen accept Medicare?
- Michael Whalen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Whalen's NPI active?
- Yes — Michael Whalen's NPI (1902987423) is active in the NPPES registry as of the last update on 2020-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.