Donald Griger, MD
NPI 1205823515 · Rheumatology Physician · Springfield, MA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Donald Griger, MD is a Rheumatology Physician provider in Springfield, MA (NPI 1205823515).
Provider details
- NPI number
- 1205823515
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 204189 (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
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
6,338 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) |
|---|---|---|
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 904 | $55 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 501 | $94 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 429 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 421 | $133 |
| Measurement C-Reactive Protein for Detection of Infection Or Inflammation86140 | 382 | $5 |
| Red Blood Cell Sedimentation Rate, to Detect Inflammation, Automated85652 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 626 | 100 |
| Prednisone | 135 | 41 |
| Alendronate Sodium | 130 | 31 |
| Hydroxychloroquine Sulfate | 124 | 26 |
| Etanerceptbrand: Enbrel Sureclick | 122 | 15 |
| Adalimumabbrand: Humira(cf) Pen | 113 | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-03
- Last updated
- 2008-01-25
Frequently asked questions
- What is Donald Griger's NPI number?
- Donald Griger's National Provider Identifier (NPI) is 1205823515, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Griger's specialty?
- Donald Griger is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Donald Griger located?
- Donald Griger's practice location on file with NPPES is 3377 Main St, Springfield, MA 01107-1111.
- What is Donald Griger's phone number?
- The practice phone number listed in the NPPES registry for Donald Griger is (413) 734-5661.
- Does Donald Griger accept Medicare?
- Donald Griger is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Donald Griger's NPI active?
- Yes — Donald Griger's NPI (1205823515) is active in the NPPES registry as of the last update on 2008-01-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.