Igor Gary Shlifer, D.O.
Internal Medicine Physician · Woodland Hills, CA
Igor Gary Shlifer, D.O. is an internal medicine physician with a practice address in Woodland Hills, California, and NPI 1295174860, issued on Jun 17, 2013. Check the license (California 20A14715, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Igor Gary Shlifer
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 20A14715 CA
Self-reported in NPPES; status is on the state search - Practice location
- 20301 Ventura Blvd Ste 210, Woodland Hills, CA 91364
- Phone
- (818) 346-4300
- Enumerated
- Jun 17, 2013
- Record last updated
- Dec 5, 2025
- Fax
- (818) 346-4301
- Medicare enrollment
- Enrolled (PECOS I20160817001772); accepts Medicare assignment
- Medical or professional school
- Indiana University School Of Medicine, 2016
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 20301 Ventura Blvd Ste 210
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christopher Dan, DOFamily Medicine Physician1285051334
- Laureen Khalil, PA-CPhysician Assistant1417736414
- Katsiaryna Maroz, NPNurse Practitioner1891483988
Verify Igor Gary Shlifer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A14715Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
8.1 times the Medicare Part D claims of the average internal medicine physician in 2024
25,621 Medicare Part D claims for 1,207 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 293 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,453 claims
- Levothyroxine Sodium940 claims
- Amlodipine Besylate877 claims
- Pantoprazole Sodium763 claims
- Metformin Hcl702 claims
- Eliquis611 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 MIPS final score for 2023 (Medicare payment program): 3.9 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $431.64
18 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 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 3 group practices
- Access Alliance Medical Group IncBurbank, CA
- Igor Gary Shlifer DO P.C.Woodland Hills, CA
- Mana Medical ShliferHenderson, NV
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Igor Gary Shlifer among 17,696 internal medicine physician records in California
Igor Gary Shlifer, D.O. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 71% of them.
- NPI issued2013 · 71% of these records are older, 26% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2016 · median 2004 among the 11,065 with a school on file
- Record last updated2025 · 61% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
105 internal medicine physician records list a practice address in Woodland Hills
They are 105 of the 4,455 NPPES records with a practice address in Woodland Hills, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Woodland Hills → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Maria Amado, M.D.Woodland Hills, CA 913641073606208
- David Gelmont, M.D.Woodland Hills, CA 913641861944118
- Saeed Humayun, M.D.Woodland Hills, CA 913641518059955
- Marwa Kilani, MDWoodland Hills, CA 913641437188380
- Russell Kurihara, M.D.Woodland Hills, CA 913641346313939
- Roger Lind, M.D.Woodland Hills, CA 913641114090669
- Ellen Masse, M.D.Woodland Hills, CA 913641922358308
- Gayle Randall, MDWoodland Hills, CA 913641417043365
Common questions
What is Igor Gary Shlifer, D.O.'s NPI number?
Igor Gary Shlifer, D.O.'s National Provider Identifier (NPI) is 1295174860, issued on Jun 17, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Igor Gary Shlifer, D.O. located?
The NPPES record lists a practice address at 20301 Ventura Blvd Ste 210, Woodland Hills, CA, 91364. Phone: (818) 346-4300. Providers update this record themselves, so call before visiting.
How can I verify Igor Gary Shlifer, D.O.'s license?
NPPES lists California license number 20A14715, 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 Igor Gary Shlifer, D.O. prescribe under Medicare Part D?
In 2024, Igor Gary Shlifer, D.O. had 25,621 Medicare Part D claims for 1,207 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Igor Gary Shlifer, D.O.'s MIPS final score?
The 2023 MIPS final score is 3.9 of 100. 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.