Crystal Ann Rhea, DO
Family Medicine Physician · Oxnard, CA
Crystal Ann Rhea, DO is a family medicine physician with a practice address in Oxnard, California, and NPI 1760910020, issued on May 31, 2017. Check the license (California 20A16703, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Crystal Ann Rhea
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20A16703 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1600 N Rose Ave, Oxnard, CA 93030
- Phone
- (805) 988-2500
- Enumerated
- May 31, 2017
- Record last updated
- Jul 21, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200811001028); accepts Medicare assignment
- Medical or professional school
- Kansas City University Of Med & Biosciences, College Of Osteo Med, 2017
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 1600 N Rose Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Crystal Ann Rhea in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A16703Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average family medicine physician in 2024
454 Medicare Part D claims for 202 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 37 claims were for opioids.
Most prescribed
- Furosemide27 claims
- Amoxicillin-Clavulanate Potass21 claims
- Pantoprazole Sodium20 claims
- Prednisone18 claims
- Hydrocodone-Acetaminophen17 claims
- Eliquis16 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.
Bills Medicare through one group practice
- Vituity Hospitalists PCSan Luis Obispo, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Crystal Ann Rhea among 17,133 family medicine physician records in California
Crystal Ann Rhea, DO 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 2017, is newer than 79% of them.
- NPI issued2017 · 79% of these records are older, 18% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2017 · median 2005 among the 10,652 with a school on file
- Record last updated2020 · 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).
74 family medicine physician records list a practice address in Oxnard
They are 74 of the 3,211 NPPES records with a practice address in Oxnard, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Oxnard → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Theresa Enriquez, M.D.Oxnard, CA 930301679514202
- Shahram Fatemi, M.D.Oxnard, CA 930301245284686
- Suzanne Fussell, MDOxnard, CA 930301942394457
- Michael Huff, MDOxnard, CA 930301538153242
- Marinor Isidoro-Torres, M.D.Oxnard, CA 930301861467292
- Shilpa Jindani, MDOxnard, CA 930301669485322
- Koji Kubo, M.D.Oxnard, CA 930301295745180
- James Lin, M.D.Oxnard, CA 930301376568410
Common questions
What is Crystal Ann Rhea, DO's NPI number?
Crystal Ann Rhea, DO's National Provider Identifier (NPI) is 1760910020, issued on May 31, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Crystal Ann Rhea, DO located?
The NPPES record lists a practice address at 1600 N Rose Ave, Oxnard, CA, 93030. Phone: (805) 988-2500. Providers update this record themselves, so call before visiting.
How can I verify Crystal Ann Rhea, DO's license?
NPPES lists California license number 20A16703, 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 Crystal Ann Rhea, DO prescribe under Medicare Part D?
In 2024, Crystal Ann Rhea, DO had 454 Medicare Part D claims for 202 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.