STEVEN WILLIAMS MD
NPI 1194898023
Plastic Surgery in Stockton, CA
About Steven Williams Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEVEN WILLIAMS MD (NPI 1194898023) is an individual plastic surgery provider in Stockton, California, licensed in California (A-92181) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Steven Williams Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Steven Williams reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Stockton, CA 95202
- Reassigned Medicare billing, California enrollment
- 534 clinicians in this Medicare group
French Camp, CA 95231
- Reassigned Medicare billing, California enrollment
- 512 clinicians in this Medicare group
Walnut Creek, CA 94598
- Reassigned Medicare billing, California enrollment
- 810 clinicians in this Medicare group
Dublin, CA 94568
- Reassigned Medicare billing, California enrollment
- 3 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 95210 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Steven Williams's NPI number?
The NPI number for Steven Williams is 1194898023. It was assigned to this individual provider in the NPPES registry on November 16, 2006.
Where is Steven Williams located?
Steven Williams practices at 7373 West Ln, Stockton, CA 95210. The listed phone number is (209) 476-3878.
What is Steven Williams's specialty?
The primary specialty registered for this NPI is Plastic Surgery with taxonomy code 208200000X.
Is Steven Williams enrolled in Medicare?
Yes. Steven Williams is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Steven Williams's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Steven Williams reassigns Medicare benefits to 4 organizations: County Of San Joaquin (Stockton, CA), San Joaquin Faculty Medical Group (French Camp, CA), John Muir Trauma Physicians Billing Service (Walnut Creek, CA) and Tri Valley Plastic Surgeryprofessional Medical Corpor (Dublin, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Steven Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Steven Williams was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Steven Williams, MD · NPI 1194898023
Plastic Surgery physician in Stockton, California. Individual provider, active in the CMS NPPES registry since November 16, 2006.
## Identity
- **NPI:** 1194898023 (Entity type: Individual)
- **Enumerated:** November 16, 2006
- **Primary specialty:** Plastic Surgery · taxonomy 208200000X
- **State license:** A-92181 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 7373 WEST LN, Stockton, CA 95210-3377
- **Phone:** (209) 476-3878
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): County Of San Joaquin (NPI 1891036612, Stockton, CA); San Joaquin Faculty Medical Group (NPI 1225063761, French Camp, CA); John Muir Trauma Physicians Billing Service (NPI 1962551861, Walnut Creek, CA); Tri Valley Plastic Surgeryprofessional Medical Corpor (NPI 1851617278, Dublin, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 8, 2007
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Source: [NPI Profile](https://npiprofile.com/npi/1194898023) · Data from the CMS NPPES public registry.