Hossein Zarrini, M.D.
Family Medicine Physician · Las Vegas, NV
Hossein Zarrini, M.D. is a family medicine physician with a practice address in Las Vegas, Nevada, and NPI 1558418988, issued on Jan 5, 2007. Check the license (Nevada 25881, as entered in NPPES) on the Nevada State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Hossein Zarrini
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 25881 NV
242327 NY
Self-reported in NPPES; status is on the state search - Practice location
- 4180 S Rainbow Blvd Ste 810, Las Vegas, NV 89103
- Phone
- (702) 383-3645
- Enumerated
- Jan 5, 2007
- Record last updated
- Sep 24, 2024
- Medicaid ID
- 02839623 NY
- Medicare enrollment
- Enrolled (PECOS I20240911002611); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 4180 S Rainbow Blvd Ste 810
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Huan Vu, MDFamily Medicine Physician1083622179
Verify Hossein Zarrini in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNevada State Board of Medical Examiners
Search for license 25881Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average family medicine physician in 2024
343 Medicare Part D claims for 285 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Prednisone43 claims
- Cephalexin35 claims
- Nitrofurantoin Mono-Macro28 claims
- Doxycycline Hyclate24 claims
- Amoxicillin-Clavulanate Potass20 claims
- Amoxicillin19 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 84.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- University Medical Center OF Southern NevadaLas Vegas, NV
- Urgent Care Nevada LLCLas Vegas, NV
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
578 family medicine physician records list a practice address in Las Vegas
They are 578 of the 65,269 NPPES records with a practice address in Las Vegas, and 1,243 family medicine physician records in Nevada.
All 578 in Las Vegas → All 1,243 in Nevada → Every provider in Las Vegas →
Other family medicine physician records in Nevada
- Allison AbadLas Vegas, NV1639458664
- Josef Abbo, M.D.Las Vegas, NV1104016872
- Rabbiya Abidi, MDHenderson, NV1437351889
- Cheruba Abraham, M.D.Fernley, NV1568734630
- Pamela Abraham, M.D.Reno, NV1821138231
- Elvira Acosta, M.D.Las Vegas, NV1184669293
- Alexandra Acosta Owens, MDLas Vegas, NV1841850120
- Lourdes Rucela Ada, M.D.Las Vegas, NV1114957032
- Kimberly Adams, M.D.Las Vegas, NV1659399269
- Kim Adamson, MDLovelock, NV1316185085
Common questions
What is Hossein Zarrini, M.D.'s NPI number?
Hossein Zarrini, M.D.'s National Provider Identifier (NPI) is 1558418988, issued on Jan 5, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Hossein Zarrini, M.D. located?
The NPPES record lists a practice address at 4180 S Rainbow Blvd Ste 810, Las Vegas, NV, 89103. Phone: (702) 383-3645. Providers update this record themselves, so call before visiting.
How can I verify Hossein Zarrini, M.D.'s license?
NPPES lists Nevada license number 25881, as entered by the provider. Search the Nevada State Board of Medical Examiners at https://medboard.nv.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Hossein Zarrini, M.D. prescribe under Medicare Part D?
In 2024, Hossein Zarrini, M.D. had 343 Medicare Part D claims for 285 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Hossein Zarrini, M.D.'s MIPS final score?
The 2023 MIPS final score is 84.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.