JAY DAVID PARKIN MD
NPI 1780679340
Orthopaedic Surgery in Fairfield, CA
About Jay David Parkin Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JAY DAVID PARKIN MD (NPI 1780679340) is an individual orthopaedic surgery provider in Fairfield, California, licensed in California (G88371) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS and is a graduate of Stanford University School Of Medicine (1988).
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
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
Jay David Parkin Md 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
6Medicare enrollment records show Jay Parkin reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Fairfield, CA 94533
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Northbay Physicians Surgery Center, LLC
- 516 clinicians in this Medicare group
Fairfield, CA 94533
- Reassigned Medicare billing, California enrollment
- 678 clinicians in this Medicare group
Fairfield, CA 94534
- Reassigned Medicare billing, California enrollment
- 225 clinicians in this Medicare group
Vacaville, CA 95687
- Reassigned Medicare billing, California enrollment
- 17 clinicians in this Medicare group
Napa, CA 94558
- Reassigned Medicare billing, California enrollment
- 9 clinicians in this Medicare group
Vallejo, CA 94590
- Reassigned Medicare billing, California enrollment
- 128 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.
Areas of Expertise CMS Part B claims 17
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94534 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 5
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 Jay Parkin's NPI number?
The NPI number for Jay Parkin is 1780679340. It was assigned to this individual provider in the NPPES registry on September 20, 2005.
Where is Jay Parkin located?
Jay Parkin practices at 2500 Hilborn Rd, Fairfield, CA 94534. The listed phone number is (707) 646-5599.
What is Jay Parkin's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is Jay Parkin enrolled in Medicare?
Yes. Jay Parkin 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 Jay Parkin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jay Parkin reassigns Medicare benefits to 6 organizations: Northbay Healthcare Group (Fairfield, CA), Adventist Health Physicians Network (Fairfield, CA), Northbay Health Medical Foundation (Fairfield, CA), Northbay Physicians Surgery Center LLC (Vacaville, CA), Napa Valley Orthopaedic Medical Group, Inc (Napa, CA) and 1 more organization, listed in the Medicare section above. 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 Jay Parkin'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 Jay Parkin was last updated on July 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.