Charles Stillman, D.O.
NPI 1508836453 · Diagnostic Radiology Physician · Stockton, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Stillman, D.O. is a Diagnostic Radiology Physician provider in Stockton, CA (NPI 1508836453).
Provider details
- NPI number
- 1508836453
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20A11027 (CA)
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,508 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) |
|---|---|---|
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 266 | $181 |
| Screening Mammography77067 | 180 | $113 |
| Screening 3d Breast Mammography77063 | 141 | $41 |
| Mri Scan of Leg Joint Without Contrast73721 | 121 | $189 |
| X-Ray of Knee, 3 Views73562 | 67 | $41 |
| Mri Scan of Upper Spinal Canal Without Contrast72141 | 65 | $168 |
Practice location
Mailing address
Additional practice locations (1)
- 801 S Ham LnLodi, CA 95242-7501Phone: (209) 366-1000
Registry dates
- Enumerated
- 2006-01-24
- Last updated
- 2020-03-25
- Certified
- 2020-03-25
Frequently asked questions
- What is Charles Stillman's NPI number?
- Charles Stillman's National Provider Identifier (NPI) is 1508836453, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Stillman's specialty?
- Charles Stillman is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Stillman located?
- Charles Stillman's practice location on file with NPPES is 546 E Pine St, Stockton, CA 95204-5525.
- What is Charles Stillman's phone number?
- The practice phone number listed in the NPPES registry for Charles Stillman is (209) 467-1000.
- Does Charles Stillman accept Medicare?
- Charles Stillman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Stillman's NPI active?
- Yes — Charles Stillman's NPI (1508836453) is active in the NPPES registry as of the last update on 2020-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.