Molly Callahan, RN
NPI 1659089068 · Pediatric Nurse Practitioner · Boston, MA
Molly Callahan, RN is a Pediatric Nurse Practitioner provider in Boston, MA (NPI 1659089068).
Provider details
- NPI number
- 1659089068
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- No
- License
- 2317353 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
- 2022-11-14
- Last updated
- 2025-04-08
- Certified
- 2025-04-08
Frequently asked questions
- What is Molly Callahan's NPI number?
- Molly Callahan's National Provider Identifier (NPI) is 1659089068, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Molly Callahan's specialty?
- Molly Callahan is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Molly Callahan located?
- Molly Callahan's practice location on file with NPPES is 125 Beacon St Apt 8, Boston, MA 02116-1516.
- What is Molly Callahan's phone number?
- The practice phone number listed in the NPPES registry for Molly Callahan is (781) 439-0887.
- Is Molly Callahan's NPI active?
- Yes — Molly Callahan's NPI (1659089068) is active in the NPPES registry as of the last update on 2025-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.