NPPES file of Aug 9, 2026

Rick T. Chac, M.D.

Obstetrics & Gynecology Physician · Chula Vista, CA

Rick T. Chac, M.D. is an obstetrics & gynecology physician with a practice address in Chula Vista, California, and NPI 1538347760, issued on Feb 11, 2008. Check the license (California A105379, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1538347760
Name
Rick T. Chac
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
A105379 CA
Self-reported in NPPES; status is on the state search
Practice location
660 Old Telegraph Canyon RD, Chula Vista, CA 91910
Phone
(619) 482-2400
Enumerated
Feb 11, 2008
Record last updated
Jun 28, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(619) 482-2411
Medicare enrollment
Enrolled (PECOS I20130321000083); accepts Medicare assignment
Medical or professional school
University Of Arizona College Of Medicine, 2005
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 660 Old Telegraph Canyon RD

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

  1. Elizabeth CampbellFamily Nurse Practitioner1831705110
  2. Angel Hightower, FNP-BC, MSNFamily Nurse Practitioner1790348019
  3. Cindy LyDentist1972608370

Verify Rick T. Chac in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A105379
    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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19% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

133 Medicare Part D claims for 59 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 37% of claims.

  1. Rick Chac133
  2. Specialty average165

Most prescribed

  1. Medroxyprogesterone Acetate40 claims
  2. Premarin36 claims
  3. Estradiol11 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.

Industry payments in 2024: $373.67

13 payments; by number, the most common kind was food and beverage; the largest payer was Sumitomo Pharma America, Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Rick Chac$373.67
  2. Specialty average$1,030.61

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

Rick T. Chac among 5,088 obstetrics & gynecology physician records in California

Rick T. Chac, M.D. is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 62% of them.

  • NPI issued2008 · 62% of these records are older, 34% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2005 · median 2004 among the 2,700 with a school on file
  • Record last updated2016 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in California

There are 5,088 obstetrics & gynecology physician records in California.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Jorge Arce, M.D.Chula Vista, CA 919101245344514
  2. Azita Aslian, MDChula Vista, CA 919101851667661
  3. Kenny Choi, M.D.Chula Vista, CA 919101063481117
  4. Lesley Nurse, MDChula Vista, CA 919101407865348
  5. William Quillin, MDChula Vista, CA 919101760595078
  6. Schubert AtigaChula Vista, CA 919111033138714
  7. Cristina Flores, MDChula Vista, CA 919111942312996
  8. Pourang Kamali, M.D.Chula Vista, CA 919111609954171

Common questions

What is Rick T. Chac, M.D.'s NPI number?

Rick T. Chac, M.D.'s National Provider Identifier (NPI) is 1538347760, issued on Feb 11, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Rick T. Chac, M.D. located?

The NPPES record lists a practice address at 660 Old Telegraph Canyon RD, Chula Vista, CA, 91910. Phone: (619) 482-2400. Providers update this record themselves, so call before visiting.

How can I verify Rick T. Chac, M.D.'s license?

NPPES lists California license number A105379, 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 Rick T. Chac, M.D. prescribe under Medicare Part D?

In 2024, Rick T. Chac, M.D. had 133 Medicare Part D claims for 59 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

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.