NPPES file of Aug 9, 2026

James Joye, D.O.

Interventional Cardiology Physician · Mountain View, CA

James Joye, D.O. is an interventional cardiology physician with a practice address in Mountain View, California, and NPI 1396751889, issued on Aug 1, 2006. Check the license (California 20A7349, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1396751889
Name
James Joye
Credential
D.O.
Primary taxonomy
Interventional Cardiology Physician 207RI0011X
License number
20A7349 CA
Self-reported in NPPES; status is on the state search
Practice location
2490 Hospital Dr., Ste. 311, Mountain View, CA 94040
Phone
(650) 962-4690
Enumerated
Aug 1, 2006
Record last updated
Dec 4, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(650) 962-4694
Medicaid ID
GR0098530 CA
Medicare enrollment
Enrolled (PECOS I20050506000375); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify James Joye in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A7349
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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35% fewer Medicare Part D claims than the average interventional cardiology physician in 2024

2,060 Medicare Part D claims for 498 beneficiaries, against an average of 3,179 among the 6,605 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. James Joye2,060
  2. Specialty average3,179

Most prescribed

  1. Clopidogrel346 claims
  2. Atorvastatin Calcium201 claims
  3. Metoprolol Succinate150 claims
  4. Rosuvastatin Calcium118 claims
  5. Furosemide108 claims
  6. Eliquis92 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 84 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score83.1
  2. Costout of 100 · 30%63.6
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $1,095.91

7 payments; by number, the most common kind was food and beverage; the largest payer was Endologix LLC. The 6,394 providers of this specialty with any payment received $7,062.29 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. James Joye$1,095.91
  2. Specialty average$7,062.29

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

2 hospitals and group practices

  1. Community Hospital OF The Monterey PeninsulaMonterey, CA · Acute Care Hospitals4 of 5 stars
  2. Golden State Heart And Vascular AssociatesBurlingame, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

James Joye among 632 interventional cardiology physician records in California

James Joye, D.O. is one of 632 interventional cardiology physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.

  • NPI issued2006 · 9% of these records are older, 52% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 83% of these records are
  • Graduated1988 · median 2001 among the 526 with a school on file
  • Record last updated2020 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0011X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Interventional Cardiology Physician providers in California

There are 632 interventional cardiology physician records in California.

The 8 interventional cardiology physician records with the nearest ZIP codes

  1. Tomoya Hinohara, M.D.Mountain View, CA 940401659799799
  2. Steve Lee, M.D.Mountain View, CA 940401972583490
  3. Chidambaram (chad) Rammohan, M.D.Mountain View, CA 940401477503308
  4. Frederick St. Goar, M.D.Mountain View, CA 940401992710453
  5. Bahman Nouri, M.D.Redwood City, CA 940621780698233
  6. Dennis Sheehan, M.D.Redwood City, CA 940621205880101
  7. Felix Millhouse, MDDaly City, CA 940151811912447
  8. David Daniels, MDBurlingame, CA 940101629121975

Common questions

What is James Joye, D.O.'s NPI number?

James Joye, D.O.'s National Provider Identifier (NPI) is 1396751889, issued on Aug 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James Joye, D.O. located?

The NPPES record lists a practice address at 2490 Hospital Dr., Ste. 311, Mountain View, CA, 94040. Phone: (650) 962-4690. Providers update this record themselves, so call before visiting.

How can I verify James Joye, D.O.'s license?

NPPES lists California license number 20A7349, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does James Joye, D.O. prescribe under Medicare Part D?

In 2024, James Joye, D.O. had 2,060 Medicare Part D claims for 498 beneficiaries; the average among interventional cardiology physician prescribers was 3,179. Part D covers Medicare prescriptions only.

What is James Joye, D.O.'s MIPS final score?

The 2023 MIPS final score is 84 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.