JAY K. HARNESS (M.D.) – Surgery Physician, NPI 1477549426

JAY K. HARNESS (M.D.) is a healthcare provider. based in Orange, California. specializing in Surgery Physician. They hold the professional credentials M.D.. They hold a License No. G70155 (CA). The NPI Number for JAY K. HARNESS (M.D.) is 1477549426

Main info

Male
Sole Proprietor
57 Years Of Experience
Accepts Medicare Assignment
Name
JAY K. HARNESS (M.D.)
NPI
1477549426
Phone
(714) 571-5000
Address
PO BOX 5942
Enumeration Date
26 September 2005
Last Update Date
1 December 2008

Doctor Profile

Medical School Name
UNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Secondary Phone
7608735811
Graduation Year
1969 (57 years ago)
PAC ID
4082690441
Group Practice PAC ID
8921992090
Professional Enrollment ID
I20100611000746
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for JAY K. HARNESS (M.D.)

  • Orange Post Office, 222-224, Summer Street, Orange, Orange City Council, New South Wales, 2800, Australia

    ORANGE, CA 928635942

    Phone: (714) 571-5000

    Fax: (714) 571-5055

    Type: Mailing

  • 1000, West La Veta Avenue, Orange, Orange County, California, 92868, United States

    ORANGE, CA 928684304

    Phone: (714) 744-8601

    Fax: (714) 744-8622

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 9 Open Payments records for all available years, with a total value of $6,860.

Total Amount is formed as General ($6,860) + Research ($0) + Ownership ($0) = $6,860.

Last reported payment date: 2023-10-23 • Largest payer in this snapshot: Medtronic, Inc. ($6,648).

Total Amount

$6,860

General + Research + Ownership

Payments

9

Total payment records

General Amount

$6,860

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2023-10-23

Latest reported date

Top Companies

Largest payers in this snapshot

CompanyAmount
Medtronic, Inc.$6,648
Endomagnetics Ltd$211
View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 92863)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 8921992090View full group profile
NameSpecialtyState
Emergency MedicineCA
General SurgeryCA
Emergency MedicineCA
A N E S T H E S I O L O G YNM
Internal MedicineCA
Cardiovascular Disease (Cardiology)NV
Hospitalist, Internal Medicine, Pediatric MedicineCA
Emergency MedicineCA
U R O L O G YCA
-NV

Reviews

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Frequently asked questions

What is the 10-digit NPI for JAY K. HARNESS (M.D.)?
JAY K. HARNESS (M.D.) — NPI 1477549426 — is the standard way to identify this listing.
Can I rely on JAY K. HARNESS (M.D.) being an active provider?
As of the registry snapshot, JAY K. HARNESS (M.D.) is marked active.
What is JAY K. HARNESS (M.D.)'s specialty?
The listing groups JAY K. HARNESS (M.D.) with Surgery Physician. Clinical services aligned with this taxonomy classification.
Where should I expect JAY K. HARNESS (M.D.) on a map?
Expect Orange, California as a primary anchor for JAY K. HARNESS (M.D.) unless the record lists multiple sites.
What does 'Individual Provider' mean on this profile?
Entity type tells you whether the number belongs to a person or an organization.

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