Demetrios George Stavrakis
Gastroenterology Physician · Porter Ranch, CA
Demetrios George Stavrakis is a gastroenterology physician with a practice address in Porter Ranch, California, and NPI 1780118968, issued on Apr 14, 2017. Check the license (California A185747, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Demetrios George Stavrakis
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- A185747 CA
Self-reported in NPPES; status is on the state search - Practice location
- 19950 Rinaldi St Ste 300, Porter Ranch, CA 91326
- Phone
- (818) 271-2400
- Enumerated
- Apr 14, 2017
- Record last updated
- Oct 2, 2023
- Medicare enrollment
- Enrolled (PECOS I20230821004102); accepts Medicare assignment
- Medical or professional school
- University Of California, Irvine, California College Of Medicine, 2017
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 2,140 in California → Look up another NPI →
Also registered at 19950 Rinaldi St Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Helen Huang, M.D.Cardiovascular Disease Physician1588921498
- Kevork Khadarian, MDGastroenterology Physician1245734789
- Raghu Konanur VenkataramNephrology Physician1447538079
- Jelena MaletkovicEndocrinology, Diabetes & Metabolism Physician1093087504
Verify Demetrios George Stavrakis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A185747Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
22% fewer Medicare Part D claims than the average gastroenterology physician in 2024
636 Medicare Part D claims for 278 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Sod Sulf-Potass Sulf-Mag Sulf164 claims
- Omeprazole115 claims
- Pantoprazole Sodium74 claims
- Famotidine62 claims
- Linzess40 claims
- Loperamide31 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): 86.1 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).
Industry payments in 2024: $21.89
1 payment: food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 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 one group practice
- The Regents OF The University OF CaliforniaThousand Oaks, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Demetrios George Stavrakis among 2,140 gastroenterology physician records in California
Demetrios George Stavrakis is one of 2,140 gastroenterology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 91% of them.
- NPI issued2017 · 91% of these records are older, 6% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2017 · median 2002 among the 1,538 with a school on file
- Record last updated2023 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in California
There are 2,140 gastroenterology physician records in California.
All 2,140 in California → Every provider in Porter Ranch → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Hrair Aharonian, M.D.Northridge, CA 913261174771034
- Kevork Khadarian, MDPorter Ranch, CA 913261245734789
- Daniel Eshaghian, D.O.Northridge, CA 913251275943128
- Piyush Jogani, MDNorthridge, CA 913251730197609
- Gustavo Machicado, MDNorthridge, CA 913251568434652
- Suhail Salem, M.D.Northridge, CA 913251750547030
- Mark Tsai, M.D.Northridge, CA 913251962566950
- Jay Krishnan, M.DNorthridge, CA 913241891972758
Common questions
What is Demetrios George Stavrakis's NPI number?
Demetrios George Stavrakis's National Provider Identifier (NPI) is 1780118968, issued on Apr 14, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Demetrios George Stavrakis located?
The NPPES record lists a practice address at 19950 Rinaldi St Ste 300, Porter Ranch, CA, 91326. Phone: (818) 271-2400. Providers update this record themselves, so call before visiting.
How can I verify Demetrios George Stavrakis's license?
NPPES lists California license number A185747, 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 Demetrios George Stavrakis prescribe under Medicare Part D?
In 2024, Demetrios George Stavrakis had 636 Medicare Part D claims for 278 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Demetrios George Stavrakis's MIPS final score?
The 2023 MIPS final score is 86.1 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.