Nancy Byatt, D.O.
NPI 1487635736 · Psychiatry Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nancy Byatt, D.O. is a Psychiatry Physician provider in Worcester, MA (NPI 1487635736).
Provider details
- NPI number
- 1487635736
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- 225164 (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
- 2005-11-11
- Last updated
- 2020-11-21
- Certified
- 2020-11-21
Frequently asked questions
- What is Nancy Byatt's NPI number?
- Nancy Byatt's National Provider Identifier (NPI) is 1487635736, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Byatt's specialty?
- Nancy Byatt is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Nancy Byatt located?
- Nancy Byatt's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655-0002.
- What is Nancy Byatt's phone number?
- The practice phone number listed in the NPPES registry for Nancy Byatt is (508) 334-6580.
- Does Nancy Byatt accept Medicare?
- Nancy Byatt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nancy Byatt's NPI active?
- Yes — Nancy Byatt's NPI (1487635736) is active in the NPPES registry as of the last update on 2020-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.