Holly Thomas, M.D.
NPI 1114020328 · Internal Medicine Physician · Braintree, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Holly Thomas, M.D. is a Internal Medicine Physician provider in Braintree, MA (NPI 1114020328).
Provider details
- NPI number
- 1114020328
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 150148 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,210 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 393 | $9 |
| Hemoglobin A1c Level83036 | 179 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 178 | $13 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 137 | $53 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 132 | $100 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 100 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 128 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 370 | 106 |
| Losartan Potassium | 334 | 94 |
| Amlodipine Besylate | 320 | 83 |
| Lisinopril | 319 | 97 |
| Levothyroxine Sodium | 304 | 82 |
| Simvastatin | 245 | 75 |
| Rosuvastatin Calcium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-06
- Last updated
- 2021-03-08
- Certified
- 2021-03-08
Frequently asked questions
- What is Holly Thomas's NPI number?
- Holly Thomas's National Provider Identifier (NPI) is 1114020328, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Holly Thomas's specialty?
- Holly Thomas is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Holly Thomas located?
- Holly Thomas's practice location on file with NPPES is 111 Grossman Dr, Braintree, MA 02184-4997.
- What is Holly Thomas's phone number?
- The practice phone number listed in the NPPES registry for Holly Thomas is (781) 849-2400.
- Does Holly Thomas accept Medicare?
- Holly Thomas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Holly Thomas's NPI active?
- Yes — Holly Thomas's NPI (1114020328) is active in the NPPES registry as of the last update on 2021-03-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.