Clayton Johnsen, D.P.M.
NPI 1003141318 · Foot & Ankle Surgery Podiatrist · San Bernardino, CA
Enrolled with Medicare as Practitioner - Podiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clayton Johnsen, D.P.M. is a Foot & Ankle Surgery Podiatrist provider in San Bernardino, CA (NPI 1003141318).
Provider details
- NPI number
- 1003141318
- Entity type
- Individual
- Primary specialty
- Foot & Ankle Surgery PodiatristPodiatric Medicine & Surgery Service Providers
- Credential
- D.P.M.
- Sex
- Male
- Sole proprietor
- No
- License
- E4834 (CA)
Specialties & taxonomies
Podiatric Medicine & Surgery Service Providers
Podiatric Medicine & Surgery Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
16 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
3,319 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) |
|---|---|---|
| Removal of Fingernails Or Toenails, 6 Or More Nails11721 | 954 | $45 |
| Removal of Noncancer Thickened Skin Growth, 2-4 Growths11056 | 864 | $85 |
| Residence Visit for Established Patient With Straightforward Medical Decision Making, Per Day, If Using Time, at Least 15 Minutes99347 | 525 | $44 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 344 | $88 |
| Residence Visit for Established Patient With Low Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99348 | 183 | $74 |
| Removal of Noncancer Thickened Skin Growth, 1 Growth11055 | 125 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$58 across 3 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
Registry dates
- Enumerated
- 2009-10-05
- Last updated
- 2022-06-20
- Certified
- 2022-06-20
Frequently asked questions
- What is Clayton Johnsen's NPI number?
- Clayton Johnsen's National Provider Identifier (NPI) is 1003141318, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clayton Johnsen's specialty?
- Clayton Johnsen is listed in the NPPES registry with a primary specialty of Foot & Ankle Surgery Podiatrist (Podiatric Medicine & Surgery Service Providers).
- Where is Clayton Johnsen located?
- Clayton Johnsen's practice location on file with NPPES is 1762 N Waterman Ave, San Bernardino, CA 92404-5130.
- What is Clayton Johnsen's phone number?
- The practice phone number listed in the NPPES registry for Clayton Johnsen is (909) 886-3668.
- Does Clayton Johnsen accept Medicare?
- Clayton Johnsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clayton Johnsen's NPI active?
- Yes — Clayton Johnsen's NPI (1003141318) is active in the NPPES registry as of the last update on 2022-06-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.