Robert Kowalewski, M.D.
NPI 1144365198 · Rheumatology Physician · Colorado Springs, CO
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Kowalewski, M.D. is a Rheumatology Physician provider in Colorado Springs, CO (NPI 1144365198).
Provider details
- NPI number
- 1144365198
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 0101256974 (VA)
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 tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 239 | 65 |
| Prednisone | 154 | 66 |
| Hydroxychloroquine Sulfate | 134 | 48 |
| Colchicine | 85 | 24 |
| Adalimumab-Attobrand: Amjevita(cf) Autoinjector | 79 | 12 |
| Leflunomide | 50 | 17 |
| Allopurinol | 49 | 17 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-20
- Last updated
- 2022-02-21
- Certified
- 2022-02-21
Frequently asked questions
- What is Robert Kowalewski's NPI number?
- Robert Kowalewski's National Provider Identifier (NPI) is 1144365198, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Kowalewski's specialty?
- Robert Kowalewski is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Kowalewski located?
- Robert Kowalewski's practice location on file with NPPES is 3920 N Union Blvd, Colorado Springs, CO 80907-4900.
- What is Robert Kowalewski's phone number?
- The practice phone number listed in the NPPES registry for Robert Kowalewski is (303) 338-4545.
- Does Robert Kowalewski accept Medicare?
- Robert Kowalewski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Kowalewski's NPI active?
- Yes — Robert Kowalewski's NPI (1144365198) is active in the NPPES registry as of the last update on 2022-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.