Erin Thomas, MD
NPI 1922561893 · Internal Medicine Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erin Thomas, MD is a Internal Medicine Physician provider in Worcester, MA (NPI 1922561893).
Provider details
- NPI number
- 1922561893
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prochlorperazine Maleate | 21 | 14 |
| Enoxaparin Sodium | 18 | — |
| Dexamethasone | 16 | — |
| Lenalidomidebrand: Revlimid | 16 | — |
| Acyclovir | 15 | — |
| Acalabrutinib Maleatebrand: Calquence | 14 | — |
| Apixabanbrand: Eliquis | 14 | — |
Practice location
Mailing address
Additional practice locations (1)
- 55 Fruit St # 1500Boston, MA 02114-2621Phone: (617) 724-3874
Registry dates
- Enumerated
- 2019-04-09
- Last updated
- 2023-08-20
- Certified
- 2023-08-20
Frequently asked questions
- What is Erin Thomas's NPI number?
- Erin Thomas's National Provider Identifier (NPI) is 1922561893, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin Thomas's specialty?
- Erin Thomas is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Erin Thomas located?
- Erin Thomas's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655-0002.
- What is Erin Thomas's phone number?
- The practice phone number listed in the NPPES registry for Erin Thomas is (508) 856-1886.
- Does Erin Thomas accept Medicare?
- Erin Thomas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Erin Thomas's NPI active?
- Yes — Erin Thomas's NPI (1922561893) is active in the NPPES registry as of the last update on 2023-08-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.