JOHN S HAWKINS
NPI 1003483660
Family Medicine in Martinez, CA
About John S Hawkins NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN S HAWKINS (NPI 1003483660) is an individual family medicine provider in Martinez, California, licensed in California (A186608) and active in the NPI registry since June 2021. He is enrolled in Medicare PECOS and is a graduate of University Of Chicago, Pritzker School Of Medicine (2021).
NPPES Registry Identity
Specialties & Licenses 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
John S Hawkins is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show John Hawkins reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Martinez, CA 94553
- Reassigned Medicare billing, California enrollment
- 530 clinicians in this Medicare group
San Francisco, CA 94109
- Reassigned Medicare billing, California enrollment
- 20 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 94553 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.
MARTINEZ, CA 94553
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 John Hawkins's NPI number?
The NPI number for John Hawkins is 1003483660. It was assigned to this individual provider in the NPPES registry on June 10, 2021.
Where is John Hawkins located?
John Hawkins practices at 2500 Alhambra Ave, Martinez, CA 94553. The listed phone number is (925) 370-5200.
What is John Hawkins's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is John Hawkins enrolled in Medicare?
Yes. John Hawkins is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for John Hawkins's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Hawkins reassigns Medicare benefits to 2 organizations: Contra Costa County (Martinez, CA) and Asian And Pacific Islander Wellness Center, Inc. (San Francisco, 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 John Hawkins'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 John Hawkins was last updated on April 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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.
# John S Hawkins · NPI 1003483660
Family Medicine physician in Martinez, California. Individual provider, active in the CMS NPPES registry since June 10, 2021.
## Identity
- **NPI:** 1003483660 (Entity type: Individual)
- **Enumerated:** June 10, 2021
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** A186608 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2500 ALHAMBRA AVE, Martinez, CA 94553-3156
- **Phone:** (925) 370-5200
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Contra Costa County (NPI 1386719086, Martinez, CA); Asian And Pacific Islander Wellness Center, Inc. (NPI 1376798413, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Chicago, Pritzker School Of Medicine, class of 2021
## Record status
- **NPPES last updated:** April 17, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1003483660) · Data from the CMS NPPES public registry.