Tricia Grace Charles-Cowan, D.O.
Nephrology Physician · Hemet, CA
Tricia Grace Charles-Cowan, D.O. is a nephrology physician with a practice address in Hemet, California, and NPI 1649526088, issued on Aug 2, 2012. Check the license (California 20A14022, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Tricia Grace Charles-Cowan
- Credential
- D.O.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 20A14022 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3989 W Stetson Ave Ste 202, Hemet, CA 92545
- Phone
- (951) 652-3558
- Enumerated
- Aug 2, 2012
- Record last updated
- Jul 29, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (951) 652-5547
- Medicaid ID
- CA249622 CA
- Medicare enrollment
- Enrolled (PECOS I20170620000867); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 1,468 in California → Look up another NPI →
Also registered at 3989 W Stetson Ave Ste 202
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Darshan Dhiman, M.D.Nephrology Physician1013962224
- Kimberly Johnson, NURSE PRACTITIONERNurse Practitioner1386391555
- Arabhi Nagasunder, DONephrology Physician1568966653
- Alyssa Vidal, FNP-CNurse Practitioner1245706605
Verify Tricia Grace Charles-Cowan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A14022Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.2 times the Medicare Part D claims of the average nephrology physician in 2024
3,265 Medicare Part D claims for 491 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 40% of claims.
Most prescribed
- Farxiga421 claims
- Dapagliflozin244 claims
- Calcitriol204 claims
- Hydralazine Hcl135 claims
- Furosemide129 claims
- Procrit104 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: $619.96
31 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Nephrology Associates Medical Group IncHemet, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tricia Grace Charles-Cowan among 1,468 nephrology physician records in California
Tricia Grace Charles-Cowan, D.O. is one of 1,468 nephrology physician records with a practice address in California. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 80% of them.
- NPI issued2012 · 80% of these records are older, 17% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2012 · median 2001 among the 1,128 with a school on file
- Record last updated2021 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in California
There are 1,468 nephrology physician records in California.
All 1,468 in California → Every provider in Hemet → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Darshan Dhiman, M.D.Hemet, CA 925451013962224
- Ardeshir Khosraviani, M.D.Hemet, CA 925451346569779
- Arabhi Nagasunder, DOHemet, CA 925451568966653
- Eduardo Nam, MDHemet, CA 925431578760641
- Paul Huynh, DOMoreno Valley, CA 925531750337341
- Soloman Kreik, DOMoreno Valley, CA 925531235717604
- Yogesh Patel, MDMoreno Valley, CA 925531912944653
- Shakuntala Patil, MDMoreno Valley, CA 925531437599867
Common questions
What is Tricia Grace Charles-Cowan, D.O.'s NPI number?
Tricia Grace Charles-Cowan, D.O.'s National Provider Identifier (NPI) is 1649526088, issued on Aug 2, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Tricia Grace Charles-Cowan, D.O. located?
The NPPES record lists a practice address at 3989 W Stetson Ave Ste 202, Hemet, CA, 92545. Phone: (951) 652-3558. Providers update this record themselves, so call before visiting.
How can I verify Tricia Grace Charles-Cowan, D.O.'s license?
NPPES lists California license number 20A14022, 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 Tricia Grace Charles-Cowan, D.O. prescribe under Medicare Part D?
In 2024, Tricia Grace Charles-Cowan, D.O. had 3,265 Medicare Part D claims for 491 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.