DR. JOHN JOSEPH PETRINI JR. D.D.S, M.S.
NPI 1679634679
Dentist - Prosthodontics in Walnut Creek, CA
About Dr. John Joseph Petrini Jr. D.d.s, M.s. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN JOSEPH PETRINI JR. D.D.S, M.S. (NPI 1679634679) is an individual prosthodontics provider in Walnut Creek, California, licensed in Washington (60724749) and active in the NPI registry since December 2006. He has opted out of Medicare through October 23, 2026 and remains eligible to order and refer.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Opted out of Medicare
Dr. John Joseph Petrini Jr. D.d.s, M.s. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from October 23, 2018 through October 23, 2026.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94596 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 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WALNUT CREEK, CA 94596
WALNUT CREEK, CA 94596
WALNUT CREEK, CA 94596
WALNUT CREEK, CA 94596
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 Petrini's NPI number?
The NPI number for John Petrini is 1679634679. It was assigned to this individual provider in the NPPES registry on December 13, 2006.
Where is John Petrini located?
John Petrini practices at 1111 Civic Dr Suite 320, Walnut Creek, CA 94596. The listed phone number is (925) 935-4040.
What is John Petrini's specialty?
The primary specialty registered for this NPI is Dentist, specializing in Prosthodontics, with taxonomy code 1223P0700X.
Is John Petrini enrolled in Medicare?
No. John Petrini has opted out of Medicare through October 23, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.
When was this NPI record last updated?
The NPPES record for John Petrini was last updated on May 26, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Dr. John Joseph Petrini Jr., D.D.S, M.S. · NPI 1679634679
Prosthodontics provider in Walnut Creek, California. Individual provider, active in the CMS NPPES registry since December 13, 2006.
## Identity
- **NPI:** 1679634679 (Entity type: Individual)
- **Enumerated:** December 13, 2006
- **Primary specialty:** Dentist - Prosthodontics · taxonomy 1223P0700X
- **State license:** 60724749 (Washington)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1111 CIVIC DR, SUITE 320, Walnut Creek, CA 94596-3895
- **Phone:** (925) 935-4040
## Medicare
- **Medicare:** Opted out of Medicare (opt-out affidavit on file, in effect through October 23, 2026); services are provided under private contract
## Record status
- **NPPES last updated:** May 26, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1679634679) · Data from the CMS NPPES public registry.