NPPES file of Aug 9, 2026

Miki R. Joy, M.D.

Family Medicine Physician · Santa Cruz, CA

Miki R. Joy, M.D. is a family medicine physician with a practice address in Santa Cruz, California, and NPI 1134122922, issued on May 24, 2005. Check the license (California C38153, 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
1134122922
Name
Miki R. Joy
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
C38153 CA
Self-reported in NPPES; status is on the state search
Practice location
615 Ocean St, Santa Cruz, CA 95060
Phone
(831) 425-7991
Enumerated
May 24, 2005
Record last updated
Feb 3, 2010 (not updated in 16 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20070417000339); accepts Medicare assignment
Medical or professional school
Indiana University School Of Medicine, 1976
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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Also registered at 615 Ocean St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jonathan Benak, PA-CPhysician Assistant1336179852
  2. Lauren Cox, PAPhysician Assistant1104406545
  3. Cameo CulcasiNurse Practitioner1801192653
  4. Leslie Diaz-Orozco, MPAS, PA-CPhysician Assistant1457159444
  5. Alex Ferber, PA-CPhysician Assistant1306891510
  6. Eric Jackson-Scott, M.D.Occupational Medicine Physician1467630806

Verify Miki R. Joy in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C38153
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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92% fewer Medicare Part D claims than the average family medicine physician in 2024

284 Medicare Part D claims for 59 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Miki Joy284
  2. Specialty average3,544

Most prescribed

  1. Amlodipine Besylate14 claims
  2. Metformin Hcl13 claims
  3. Rosuvastatin Calcium13 claims
  4. Albuterol Sulfate Hfa12 claims
  5. Lisinopril11 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): 84.6 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 score74.4
  2. Costout of 100 · 30%74.1
  3. Promoting interoperabilityout of 100 · 25%81.0
  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: $156.11

8 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Miki Joy$156.11
  2. Specialty average$902.55

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

Bills Medicare through one group practice

  1. Doctors ON Duty Medical Group, IncWatsonville, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Miki R. Joy among 17,133 family medicine physician records in California

Miki R. Joy, M.D. is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 94% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1976 · median 2005 among the 10,652 with a school on file
  • Record last updated2010 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

114 family medicine physician records list a practice address in Santa Cruz

They are 114 of the 5,138 NPPES records with a practice address in Santa Cruz, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Josee Belanger, MDSanta Cruz, CA 950601437261989
  2. Flavio Cornejo, DOSanta Cruz, CA 950601285734327
  3. Michael Coulson, MDSanta Cruz, CA 950601790869238
  4. Maria Greaves, M.D.Santa Cruz, CA 950601467484154
  5. Jennifer Hastings, M.D.Santa Cruz, CA 950601861505927
  6. Rose Marie Hendrix, DOSanta Cruz, CA 950601629078415
  7. Whay Jones, MDSanta Cruz, CA 950601952301020
  8. Tracy Maclay, MDSanta Cruz, CA 950601700866340

Common questions

What is Miki R. Joy, M.D.'s NPI number?

Miki R. Joy, M.D.'s National Provider Identifier (NPI) is 1134122922, issued on May 24, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Miki R. Joy, M.D. located?

The NPPES record lists a practice address at 615 Ocean St, Santa Cruz, CA, 95060. Phone: (831) 425-7991. Providers update this record themselves, so call before visiting.

How can I verify Miki R. Joy, M.D.'s license?

NPPES lists California license number C38153, 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 Miki R. Joy, M.D. prescribe under Medicare Part D?

In 2024, Miki R. Joy, M.D. had 284 Medicare Part D claims for 59 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Miki R. Joy, M.D.'s MIPS final score?

The 2023 MIPS final score is 84.6 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.