Robert Friday, MD PHD
NPI 1053393074 · Rheumatology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Friday, MD PHD is a Rheumatology Physician provider in Boston, MA (NPI 1053393074).
Provider details
- NPI number
- 1053393074
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 224215 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
1,263 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 | 495 | $138 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 165 | $99 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 165 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 122 | $102 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 77 | $84 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 75 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 563 | 194 |
| Hydroxychloroquine Sulfate | 432 | 124 |
| Methotrexate Sodiumbrand: Methotrexate | 410 | 125 |
| Celecoxib | 397 | 105 |
| Tramadol Hcl | 135 | 32 |
| Duloxetine Hcl | 132 | 32 |
| Leucovorin Calcium | 131 | 40 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-16
- Last updated
- 2012-11-09
Frequently asked questions
- What is Robert Friday's NPI number?
- Robert Friday's National Provider Identifier (NPI) is 1053393074, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Friday's specialty?
- Robert Friday is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Friday located?
- Robert Friday's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2621.
- What is Robert Friday's phone number?
- The practice phone number listed in the NPPES registry for Robert Friday is (617) 726-2870.
- Does Robert Friday accept Medicare?
- Robert Friday is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Friday's NPI active?
- Yes — Robert Friday's NPI (1053393074) is active in the NPPES registry as of the last update on 2012-11-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.