Charles Radis, DO
NPI 1235122094 · Specialist · Portland, ME
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Radis, DO is a Specialist provider in Portland, ME (NPI 1235122094).
Provider details
- NPI number
- 1235122094
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 1041 (ME)
Specialties & taxonomies
Other Service Providers
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
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 | 67 | $91 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 26 | $61 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 22 | $134 |
Typical Medicare-allowed amounts for these services range $61–$134 (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 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 182 | 43 |
| Prednisone | 127 | 35 |
| Hydroxychloroquine Sulfate | 109 | 32 |
| Adalimumabbrand: Humira(cf) Pen | 67 | — |
| Tramadol Hcl | 37 | — |
| Celecoxib | 37 | — |
| Meloxicam | 35 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-26
- Last updated
- 2010-08-26
Frequently asked questions
- What is Charles Radis's NPI number?
- Charles Radis's National Provider Identifier (NPI) is 1235122094, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Radis's specialty?
- Charles Radis is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Charles Radis located?
- Charles Radis's practice location on file with NPPES is 51 Sewall St, Portland, ME 04102-2643.
- What is Charles Radis's phone number?
- The practice phone number listed in the NPPES registry for Charles Radis is (207) 774-5761.
- Does Charles Radis accept Medicare?
- Charles Radis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Radis's NPI active?
- Yes — Charles Radis's NPI (1235122094) is active in the NPPES registry as of the last update on 2010-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.