NPPES file of Aug 9, 2026

Sanaz Siran, M.D.

Internal Medicine Physician · Las Vegas, NV

Sanaz Siran, M.D. is an internal medicine physician with a practice address in Las Vegas, Nevada, and NPI 1578925319, issued on Mar 22, 2016. Check the license (Nevada 18778, as entered in NPPES) on the Nevada State Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1578925319
Name
Sanaz Siran
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
18778 NV
Self-reported in NPPES; status is on the state search
Practice location
3150 N Tenaya Way Ste 480, Las Vegas, NV 89128
Phone
(702) 562-5831
Enumerated
Mar 22, 2016
Record last updated
Oct 2, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20191105000308); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 3150 N Tenaya Way Ste 480

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jonathan Higginson, APRNNurse Practitioner1902463003
  2. Craig Hunter, DOUrology Physician1508095753
  3. David Ludlow, MDUrology Physician1932336039
  4. Stephanie MansourPsychiatry Physician1467018358
  5. Samantha MujicaStudent in an Organized Health Care Education/Training Program1083301881
  6. Austin Reed, DOInternal Medicine Physician1689243875

Verify Sanaz Siran in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNevada State Board of Medical Examiners
    Search for license 18778
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Nevada license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

91% fewer Medicare Part D claims than the average internal medicine physician in 2024

291 Medicare Part D claims for 158 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 20 claims were for opioids.

  1. Sanaz Siran291
  2. Specialty average3,176

Most prescribed

  1. Amoxicillin-Clavulanate Potass24 claims
  2. Amlodipine Besylate19 claims
  3. Hydrocodone-Acetaminophen17 claims
  4. Eliquis14 claims
  5. Atorvastatin Calcium12 claims
  6. Ciprofloxacin Hcl11 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): 99.5 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.

  1. Qualityout of 100 · 30% of the final score95.0
  2. Costout of 100 · 30%80.7
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Pioneer Health Care LLCLas Vegas, NV

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Sanaz Siran among 1,229 internal medicine physician records in Nevada

Sanaz Siran, M.D. is one of 1,229 internal medicine physician records with a practice address in Nevada. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 70% of them.

  • NPI issued2016 · 70% of these records are older, 27% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2011 · median 2006 among the 772 with a school on file
  • Record last updated2019 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Nevada practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

716 internal medicine physician records list a practice address in Las Vegas

They are 716 of the 65,269 NPPES records with a practice address in Las Vegas, and 1,229 internal medicine physician records in Nevada.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Sameer Abu-Samrah, MDLas Vegas, NV 891281770553802
  2. Savita Chander, MDLas Vegas, NV 891281447255773
  3. Anit Dua, MDLas Vegas, NV 891281134119712
  4. James Eells, MDLas Vegas, NV 891281679546139
  5. Kimball Huang, MDLas Vegas, NV 891281073502084
  6. Sassan Kaveh, M.D.Las Vegas, NV 891281851385447
  7. Anne Kristensen, M.D.Las Vegas, NV 891281861499733
  8. Mohammed Najmi, M.D.Las Vegas, NV 891281699775163

Common questions

What is Sanaz Siran, M.D.'s NPI number?

Sanaz Siran, M.D.'s National Provider Identifier (NPI) is 1578925319, issued on Mar 22, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Sanaz Siran, M.D. located?

The NPPES record lists a practice address at 3150 N Tenaya Way Ste 480, Las Vegas, NV, 89128. Phone: (702) 562-5831. Providers update this record themselves, so call before visiting.

How can I verify Sanaz Siran, M.D.'s license?

NPPES lists Nevada license number 18778, 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 Sanaz Siran, M.D. prescribe under Medicare Part D?

In 2024, Sanaz Siran, M.D. had 291 Medicare Part D claims for 158 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Sanaz Siran, M.D.'s MIPS final score?

The 2023 MIPS final score is 99.5 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.