Mark Robbins, MD
NPI 1609938869 · Rheumatology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Robbins, MD is a Rheumatology Physician provider in Boston, MA (NPI 1609938869).
Provider details
- NPI number
- 1609938869
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 58642 (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
529 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) |
|---|---|---|
| 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 | 136 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 120 | $103 |
| 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 | 91 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 86 | $102 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 |
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 |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 204 | 55 |
| Leucovorin Calcium | 142 | 42 |
| Adalimumabbrand: Humira(cf) Pen | 114 | 13 |
| Etanerceptbrand: Enbrel Sureclick | 111 | 13 |
| Allopurinol | 90 | 28 |
| Methylprednisolone | 82 | 33 |
| Adalimumabbrand: Humira |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-14
- Last updated
- 2018-07-10
Frequently asked questions
- What is Mark Robbins's NPI number?
- Mark Robbins's National Provider Identifier (NPI) is 1609938869, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Robbins's specialty?
- Mark Robbins is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Robbins located?
- Mark Robbins's practice location on file with NPPES is 110 Francis St Ste 4b, Boston, MA 02215.
- What is Mark Robbins's phone number?
- The practice phone number listed in the NPPES registry for Mark Robbins is (617) 632-8658.
- Does Mark Robbins accept Medicare?
- Mark Robbins is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Robbins's NPI active?
- Yes — Mark Robbins's NPI (1609938869) is active in the NPPES registry as of the last update on 2018-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.