Christopher Krol, MD
NPI 1114905007 · Diagnostic Radiology Physician · Walnut Creek, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Krol, MD is a Diagnostic Radiology Physician provider in Walnut Creek, CA (NPI 1114905007).
Provider details
- NPI number
- 1114905007
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C171861 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
6 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
8,228 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 1,653 | $9 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 761 | $88 |
| Ct Scan Head Or Brain Without Contrast70450 | 602 | $40 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 534 | $87 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 370 | $84 |
| X-Ray of Chest, 2 Views71046 | 369 | $11 |
Practice location
Mailing address
Additional practice locations (5)
- 4660 S Hagadorn Rd Ste 410East Lansing, MI 48823-6819Phone: (517) 353-5053Fax: (517) 884-7640
- 4660 S Hagadorn Rd Ste 510East Lansing, MI 48823-6805Phone: (517) 353-5053Fax: (517) 884-7640
- 3220 Discovery Dr Ste 100Lansing, MI 48910-8609Phone: (517) 975-8930Fax: (517) 337-4985
- 19020 33rd Ave W Ste 210Lynnwood, WA 98036-4748Phone: (425) 563-1500Fax: (425) 563-1501
- 203 S Western AveTonasket, WA 98855-8803Phone: (509) 486-2151Fax: (509) 223-1640
Registry dates
- Enumerated
- 2006-01-03
- Last updated
- 2026-02-23
- Certified
- 2026-02-23
Frequently asked questions
- What is Christopher Krol's NPI number?
- Christopher Krol's National Provider Identifier (NPI) is 1114905007, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Krol's specialty?
- Christopher Krol is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Krol located?
- Christopher Krol's practice location on file with NPPES is 2401 Shadelanders Drive, Walnut Creek, CA 94598.
- What is Christopher Krol's phone number?
- The practice phone number listed in the NPPES registry for Christopher Krol is (510) 425-3000.
- Does Christopher Krol accept Medicare?
- Christopher Krol is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Krol's NPI active?
- Yes — Christopher Krol's NPI (1114905007) is active in the NPPES registry as of the last update on 2026-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.