David Ridley, M.D.
NPI 1659396000 · Rheumatology Physician · Eagan, MN
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Ridley, M.D. is a Rheumatology Physician provider in Eagan, MN (NPI 1659396000).
Provider details
- NPI number
- 1659396000
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 26149 (MN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,696 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, 1 Hour Or Less96365 | 563 | $61 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 463 | $123 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 263 | $5 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, Each Additional Hour96366 | 230 | $20 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 82 | $14 |
| Injection of Drug Or Substance Into Vein96374 | 42 | $36 |
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 | 334 | 158 |
| Hydroxychloroquine Sulfate | 266 | 120 |
| Azathioprine | 163 | 66 |
| Leflunomide | 134 | 52 |
| Prednisone | 55 | 26 |
| Allopurinol | 45 | 22 |
| Spironolactone | 44 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$371 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 2680 Snelling Ave N Ste 120Roseville, MN 55113-1877Phone: (651) 644-4277Fax: (651) 644-4018
Registry dates
- Enumerated
- 2006-07-13
- Last updated
- 2022-10-25
- Certified
- 2022-10-25
Frequently asked questions
- What is David Ridley's NPI number?
- David Ridley's National Provider Identifier (NPI) is 1659396000, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Ridley's specialty?
- David Ridley is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is David Ridley located?
- David Ridley's practice location on file with NPPES is 2854 Highway 55 Ste 190, Eagan, MN 55121-1783.
- What is David Ridley's phone number?
- The practice phone number listed in the NPPES registry for David Ridley is (651) 644-4277.
- Does David Ridley accept Medicare?
- David Ridley is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Ridley's NPI active?
- Yes — David Ridley's NPI (1659396000) is active in the NPPES registry as of the last update on 2022-10-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.