Rachel Blair
NPI 1841635802 · Endocrinology, Diabetes & Metabolism Physician · Boston, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rachel Blair is a Endocrinology, Diabetes & Metabolism Physician provider in Boston, MA (NPI 1841635802).
Provider details
- NPI number
- 1841635802
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 260095 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 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
205 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 83 | $115 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 48 | $157 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 20 | $101 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 19 | $131 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 18 | $143 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Alendronate Sodium | 185 | 58 |
| Levothyroxine Sodium | 125 | 37 |
| Dulaglutidebrand: Trulicity | 92 | 24 |
| Tirzepatidebrand: Mounjaro | 70 | — |
| Semaglutidebrand: Ozempic | 56 | 14 |
| Metformin Hclbrand: Metformin Hcl Er | 54 | 19 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-05-05
- Last updated
- 2020-05-26
- Certified
- 2020-05-26
Frequently asked questions
- What is Rachel Blair's NPI number?
- Rachel Blair's National Provider Identifier (NPI) is 1841635802, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rachel Blair's specialty?
- Rachel Blair is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Rachel Blair located?
- Rachel Blair's practice location on file with NPPES is 75 Francis St, Boston, MA 02115-6110.
- What is Rachel Blair's phone number?
- The practice phone number listed in the NPPES registry for Rachel Blair is (617) 525-8268.
- Does Rachel Blair accept Medicare?
- Rachel Blair is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rachel Blair's NPI active?
- Yes — Rachel Blair's NPI (1841635802) is active in the NPPES registry as of the last update on 2020-05-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.