Eriel Datuin, MD
Family Medicine Physician · Rancho Santa Margarita, CA
Eriel Datuin, MD is a family medicine physician with a practice address in Rancho Santa Margarita, California, and NPI 1487230249, issued on Mar 22, 2021. Check the license (California A196161, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Eriel Datuin
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A196161 CA
Self-reported in NPPES; status is on the state search - Practice location
- 29472 Avenida DE Las Banderas, Rancho Santa Margarita, CA 92688
- Phone
- (949) 459-9968
- Enumerated
- Mar 22, 2021
- Record last updated
- Aug 16, 2024
- Fax
- (949) 766-2565
- Medicare enrollment
- Enrolled (PECOS I20240830000248); accepts Medicare assignment
- Medical or professional school
- Oakland Univ, William Beaumont School Of Medicine, 2021
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 29472 Avenida DE Las Banderas
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kimberly Aguilar, DNP FNP-C, RNFamily Nurse Practitioner1104539295
- John Foley, MDFamily Medicine Physician1699235515
- Huy Huynh, DOFamily Medicine Physician1851975866
- Annelise Merriner, PA-CPhysician Assistant1811238777
- Iwan Nyotowidjojo, M.D.Internal Medicine Physician1578976270
- Tri Tran, PA-CMedical Physician Assistant1427447713
Verify Eriel Datuin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A196161Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average family medicine physician in 2024
212 Medicare Part D claims for 81 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Atorvastatin Calcium17 claims
- Lisinopril13 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: $26.98
2 payments; by number, the most common kind was food and beverage; the largest payer was Incyte Corporation. 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Memorialcare Medical FoundationRancho Santa Margarita, CA
- Southern California Permanente Medical GroupUpland, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Eriel Datuin among 17,133 family medicine physician records in California
Eriel Datuin, MD 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 2021, is newer than 91% of them.
- NPI issued2021 · 91% of these records are older, 6% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2021 · median 2005 among the 10,652 with a school on file
- Record last updated2024 · 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).
14 family medicine physician records list a practice address in Rancho Santa Margarita
They are 14 of the 479 NPPES records with a practice address in Rancho Santa Margarita, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Rancho Santa Margarita → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Mark Adlard, M.D.Rancho Santa Margarita, CA 926881346265766
- Natalia Bilan, MDRancho Santa Margarita, CA 926881376644377
- Mark Cianciola, MDRancho Santa Margarita, CA 926881750371035
- Peter Desilva, MDRancho Santa Margarita, CA 926881316045636
- Alexa Desilva, PA-CRancho Santa Margarita, CA 926881023630753
- John Foley, MDRancho Santa Margarita, CA 926881699235515
- Huy Huynh, DORancho Santa Margarita, CA 926881851975866
- Kenneth Kazenelson, M.D.Rancho Santa Margarita, CA 926881275539637
Common questions
What is Eriel Datuin, MD's NPI number?
Eriel Datuin, MD's National Provider Identifier (NPI) is 1487230249, issued on Mar 22, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Eriel Datuin, MD located?
The NPPES record lists a practice address at 29472 Avenida DE Las Banderas, Rancho Santa Margarita, CA, 92688. Phone: (949) 459-9968. Providers update this record themselves, so call before visiting.
How can I verify Eriel Datuin, MD's license?
NPPES lists California license number A196161, 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 Eriel Datuin, MD prescribe under Medicare Part D?
In 2024, Eriel Datuin, MD had 212 Medicare Part D claims for 81 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.