Derk Purcell, M.D.
NPI 1114047917 · Diagnostic Radiology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Derk Purcell, M.D. is a Diagnostic Radiology Physician provider in San Francisco, CA (NPI 1114047917).
Provider details
- NPI number
- 1114047917
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A90277 (CA)
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 tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
5 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
6,059 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 969 | $10 |
| Screening 3d Breast Mammography77063 | 635 | $34 |
| Screening Mammography77067 | 635 | $43 |
| Mri Scan of Brain Without Contrast70551 | 455 | $81 |
| Mri Scan of Brain Before and After Contrast70553 | 301 | $127 |
| Ct Scan Head Or Brain Without Contrast70450 | 299 | $46 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$11,870 across 4 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 (4)
- 5176 Hill Rd ELakeport, CA 95453-6300Phone: (707) 262-5000Fax: (415) 209-1502
- 3555 Cesar ChavezSan Francisco, CA 94110-4403Phone: (415) 641-6685Fax: (415) 641-7595
- 2333 Buchanan StSan Francisco, CA 94115-1925Phone: (415) 600-3232Fax: (415) 885-8694
- 2351 Clay St Ste 100San Francisco, CA 94115-1931Phone: (415) 600-3143Fax: (415) 600-3123
Registry dates
- Enumerated
- 2007-03-29
- Last updated
- 2024-03-21
- Certified
- 2024-03-21
Frequently asked questions
- What is Derk Purcell's NPI number?
- Derk Purcell's National Provider Identifier (NPI) is 1114047917, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derk Purcell's specialty?
- Derk Purcell is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Derk Purcell located?
- Derk Purcell's practice location on file with NPPES is 1101 Van Ness Ave, San Francisco, CA 94109-6919.
- What is Derk Purcell's phone number?
- The practice phone number listed in the NPPES registry for Derk Purcell is (415) 600-0800.
- Does Derk Purcell accept Medicare?
- Derk Purcell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Derk Purcell's NPI active?
- Yes — Derk Purcell's NPI (1114047917) is active in the NPPES registry as of the last update on 2024-03-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.