Eric Greidinger, MD
NPI 1255369203 · Rheumatology Physician · Columbus, OH
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eric Greidinger, MD is a Rheumatology Physician provider in Columbus, OH (NPI 1255369203).
Provider details
- NPI number
- 1255369203
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- ME89542 (FL)
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
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
115 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 | 64 | $109 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 51 | $77 |
Typical Medicare-allowed amounts for these services range $77–$109 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydroxychloroquine Sulfate | 126 | 36 |
| Prednisone | 99 | 25 |
| Methotrexate Sodiumbrand: Methotrexate | 79 | 23 |
| Adalimumabbrand: Humira(cf) Pen | 43 | — |
| Colchicine | 30 | — |
| Omega-3 Acid Ethyl Esters | 28 | 12 |
| Secukinumabbrand: Cosentyx Sensoready (2 Pens) |
Practice location
Mailing address
Additional practice locations (1)
- 1475 Nw 12th AveMiami, FL 33136-1002Phone: (305) 243-1000
Registry dates
- Enumerated
- 2006-06-29
- Last updated
- 2026-02-26
- Certified
- 2026-02-26
Frequently asked questions
- What is Eric Greidinger's NPI number?
- Eric Greidinger's National Provider Identifier (NPI) is 1255369203, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Greidinger's specialty?
- Eric Greidinger is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Eric Greidinger located?
- Eric Greidinger's practice location on file with NPPES is 543 Taylor Ave Ste 3084, Columbus, OH 43203-1278.
- What is Eric Greidinger's phone number?
- The practice phone number listed in the NPPES registry for Eric Greidinger is (614) 293-4837.
- Does Eric Greidinger accept Medicare?
- Eric Greidinger is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eric Greidinger's NPI active?
- Yes — Eric Greidinger's NPI (1255369203) is active in the NPPES registry as of the last update on 2026-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.