Roberta Nieto, MD
Family Medicine Physician · Orange, CA
Roberta Nieto, MD is a family medicine physician with a practice address in Orange, California, and NPI 1306847116, issued on Aug 2, 2005. Check the license (California A79361, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Roberta Nieto
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A79361 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2811 E Katella Ave Ste 203, Orange, CA 92867
- Phone
- (714) 942-2643
- Enumerated
- Aug 2, 2005
- Record last updated
- Mar 7, 2023
- Fax
- (714) 352-4194
- Medicare enrollment
- Enrolled (PECOS I20031208000897); accepts Medicare assignment
- Medical or professional school
- University Of Wisconsin School Of Medicine, 2000
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Verify Roberta Nieto in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A79361Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average family medicine physician in 2024
597 Medicare Part D claims for 407 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin103 claims
- Albuterol Sulfate Hfa84 claims
- Cephalexin64 claims
- Nitrofurantoin Mono-Macro47 claims
- Amoxicillin-Clavulanate Potass25 claims
- Doxycycline Hyclate22 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
- Pih Health PhysiciansWhittier, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Roberta Nieto among 17,133 family medicine physician records in California
Roberta Nieto, 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 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
- Graduated2000 · median 2005 among the 10,652 with a school on file
- Record last updated2023 · 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).
106 family medicine physician records list a practice address in Orange
They are 106 of the 13,245 NPPES records with a practice address in Orange, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Orange → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Joey Asfahan, MDOrange, CA 928671639706211
- Rajnish Birla, MDOrange, CA 928671477627065
- James Burris, D.O.Orange, CA 928671811082415
- Salma Farukhi, MDOrange, CA 928671982966883
- Kasein Gonzalez, MDOrange, CA 928671700049459
- Christopher Holden, M.D.Orange, CA 928671306867460
- Rolf Knapp, D.OOrange, CA 928671053355982
- Laura Mackenzie-Tangredi, D.O.Orange, CA 928671679532956
Common questions
What is Roberta Nieto, MD's NPI number?
Roberta Nieto, MD's National Provider Identifier (NPI) is 1306847116, issued on Aug 2, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Roberta Nieto, MD located?
The NPPES record lists a practice address at 2811 E Katella Ave Ste 203, Orange, CA, 92867. Phone: (714) 942-2643. Providers update this record themselves, so call before visiting.
How can I verify Roberta Nieto, MD's license?
NPPES lists California license number A79361, 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 Roberta Nieto, MD prescribe under Medicare Part D?
In 2024, Roberta Nieto, MD had 597 Medicare Part D claims for 407 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.