Mikio A. Nihira, MD
Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician · Riverside, CA
Mikio A. Nihira, MD is a urogynecology and reconstructive pelvic surgery (obstetrics & gynecology) physician with a practice address in Riverside, California, and NPI 1326016114, issued on Mar 9, 2006. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mikio A. Nihira
- Credential
- MD
- Primary taxonomy
- Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician 207VF0040X
- License number
- 24796 OK
Self-reported in NPPES; status is on the state search - Practice location
- 19330 Jesse LN Ste 100, Riverside, CA 92508
- Phone
- (844) 827-8000
- Enumerated
- Mar 9, 2006
- Record last updated
- Apr 10, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20161026000909); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 1994
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest urogynecology and reconstructive pelvic surgery (obstetrics & gynecology) physician records → All 108 in California → Look up another NPI →
Also registered at 19330 Jesse LN Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Bobby Garcia, M.D.Obstetrics & Gynecology Physician1548520133
- Deanah Jibril, DOObstetrics & Gynecology Physician1134183114
- Natalie Rivera, MDObstetrics & Gynecology Physician1427687680
- Namrata Sihotang, NPFamily Nurse Practitioner1003458209
Verify Mikio A. Nihira in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of CaliforniaCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% fewer Medicare Part D claims than the average urogynecology and reconstructive pelvic surgery (obstetrics & gynecology) physician in 2024
412 Medicare Part D claims for 122 beneficiaries, against an average of 732 among the 998 providers of this specialty who prescribed in Part D. Brand-name drugs were 31% of claims.
Most prescribed
- Oxybutynin Chloride Er47 claims
- Gemtesa40 claims
- Estradiol35 claims
- Nitrofurantoin Mono-Macro35 claims
- Myrbetriq33 claims
- Tolterodine Tartrate Er32 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: $65.23
2 payments; by number, the most common kind was food and beverage; the largest payer was Hologic Sales and Service, LLC. The 864 providers of this specialty with any payment received $2,558.52 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
- Seven Star Medical Group, Inc.Hemet, CA
- Valley Obstetrics And Gynecology Medical Group IncColton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mikio A. Nihira among 108 urogynecology and reconstructive pelvic surgery (obstetrics & gynecology) physician records in California
Mikio A. Nihira, MD is one of 108 urogynecology and reconstructive pelvic surgery (obstetrics & gynecology) physician records with a practice address in California. 96% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 67% newer
- In a Medicare fileYes · 96% of these records are
- In the CMS Doctors and Clinicians fileYes · 82% of these records are
- Graduated1994 · median 2004 among the 89 with a school on file
- Record last updated2020 · 36% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VF0040X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician providers in California
There are 108 urogynecology and reconstructive pelvic surgery (obstetrics & gynecology) physician records in California.
All 108 in California → Every provider in Riverside → Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician nationwide →
The 8 urogynecology and reconstructive pelvic surgery (obstetrics & gynecology) physician records with the nearest ZIP codes
- Bilal Kaaki, M.D.Riverside, CA 925061063464089
- Bryan Hill, M.D.Moreno Valley, CA 925551396061651
- Nemi ShahMurrieta, CA 925621558715268
- Sadikah Behbehani, MDCosta Mesa, CA 926271063937092
- Gail Hebel, M.D.Newport Beach, CA 926601003230673
- Kaythi Khin, DOLoma Linda, CA 923541730685272
- Lance Betson, DONewport Beach, CA 926631497834964
- Matthew Clark, M.D.Newport Beach, CA 926631952417339
Common questions
What is Mikio A. Nihira, MD's NPI number?
Mikio A. Nihira, MD's National Provider Identifier (NPI) is 1326016114, issued on Mar 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mikio A. Nihira, MD located?
The NPPES record lists a practice address at 19330 Jesse LN Ste 100, Riverside, CA, 92508. Phone: (844) 827-8000. Providers update this record themselves, so call before visiting.
How can I verify Mikio A. Nihira, MD's license?
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 Mikio A. Nihira, MD prescribe under Medicare Part D?
In 2024, Mikio A. Nihira, MD had 412 Medicare Part D claims for 122 beneficiaries; the average among urogynecology and reconstructive pelvic surgery (obstetrics & gynecology) physician prescribers was 732. 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.