Mary Herlihy, M.D.
NPI 1679564967 · Obstetrics Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Herlihy, M.D. is a Obstetrics Physician provider in Worcester, MA (NPI 1679564967).
Provider details
- NPI number
- 1679564967
- Entity type
- Individual
- Primary specialty
- Obstetrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 156223 (MA)
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
20 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
- 2005-11-04
- Last updated
- 2012-10-26
Frequently asked questions
- What is Mary Herlihy's NPI number?
- Mary Herlihy's National Provider Identifier (NPI) is 1679564967, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Herlihy's specialty?
- Mary Herlihy is listed in the NPPES registry with a primary specialty of Obstetrics Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Herlihy located?
- Mary Herlihy's practice location on file with NPPES is 119 Belmont St, Worcester, MA 01605-2903.
- What is Mary Herlihy's phone number?
- The practice phone number listed in the NPPES registry for Mary Herlihy is (508) 334-6255.
- Does Mary Herlihy accept Medicare?
- Mary Herlihy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Herlihy's NPI active?
- Yes — Mary Herlihy's NPI (1679564967) is active in the NPPES registry as of the last update on 2012-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.