NPPES file of Aug 9, 2026

Sidney George Iriana, MD

Sleep Medicine (Internal Medicine) Physician · Thousand Oaks, CA

Sidney George Iriana, MD is a sleep medicine (internal medicine) physician with a practice address in Thousand Oaks, California, and NPI 1003435017, issued on Apr 9, 2020. Check the license (California A182305, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1003435017
Name
Sidney George Iriana
Credential
MD
Primary taxonomy
Sleep Medicine (Internal Medicine) Physician 207RS0012X
License number
A182305 CA
Self-reported in NPPES; status is on the state search
Practice location
317 S Moorpark RD, Thousand Oaks, CA 91361
Phone
(805) 557-9930
Enumerated
Apr 9, 2020
Record last updated
Sep 10, 2025
Fax
(805) 557-9940
Medicare enrollment
Enrolled (PECOS I20240924002326); accepts Medicare assignment
Medical or professional school
R Franklin University Of Med & Sci/Chicago Medical School, 2020
Telehealth
Offers telehealth (CMS)
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.
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Also registered at 317 S Moorpark RD

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

  1. Ronald Popper, M.D. F.C.C.P.Sleep Medicine (Internal Medicine) Physician1336162957

Verify Sidney George Iriana in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A182305
    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 California license search

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98% fewer Medicare Part D claims than the average sleep medicine (internal medicine) physician in 2024

14 Medicare Part D claims, against an average of 585 among the 852 providers of this specialty who prescribed in Part D. Brand-name drugs were 86% of claims.

  1. Sidney Iriana14
  2. Specialty average585

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: $855.12

7 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, Inc. The 664 providers of this specialty with any payment received $3,724.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sidney Iriana$855.12
  2. Specialty average$3,724.37

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Southern California Pulmonary And Sleep Disorders Medical Center Inc.Thousand Oaks, CA

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

Sidney George Iriana among 129 sleep medicine (internal medicine) physician records in California

Sidney George Iriana, MD is one of 129 sleep medicine (internal medicine) physician records with a practice address in California. 95% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 87% of them.

  • NPI issued2020 · 87% of these records are older, 9% newer
  • In a Medicare fileYes · 95% of these records are
  • In the CMS Doctors and Clinicians fileYes · 82% of these records are
  • Graduated2020 · median 2006 among the 106 with a school on file
  • Record last updated2025 · 35% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RS0012X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Sleep Medicine (Internal Medicine) Physician providers in California

There are 129 sleep medicine (internal medicine) physician records in California.

The 8 sleep medicine (internal medicine) physician records with the nearest ZIP codes

  1. Ronald Popper, M.D. F.C.C.P.Thousand Oaks, CA 913611336162957
  2. Serghei Burcovschii, MDTarzana, CA 913561629573563
  3. Mahtab Moshtagh Sisan, MDPorter Ranch, CA 913261982197901
  4. Illia KovalevSherman Oaks, CA 914031639438435
  5. Keren Fogelfeld, M.D.Encino, CA 914361215185038
  6. Susie Fong, M.D.Encino, CA 914361447549654
  7. Babak Hakimisefat, D.O.Burbank, CA 915051114189354
  8. Earl Young, M.D.Pasadena, CA 911061639151830

Common questions

What is Sidney George Iriana, MD's NPI number?

Sidney George Iriana, MD's National Provider Identifier (NPI) is 1003435017, issued on Apr 9, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Sidney George Iriana, MD located?

The NPPES record lists a practice address at 317 S Moorpark RD, Thousand Oaks, CA, 91361. Phone: (805) 557-9930. Providers update this record themselves, so call before visiting.

How can I verify Sidney George Iriana, MD's license?

NPPES lists California license number A182305, 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 Sidney George Iriana, MD prescribe under Medicare Part D?

In 2024, Sidney George Iriana, MD had 14 Medicare Part D claims; the average among sleep medicine (internal medicine) physician prescribers was 585. 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.