Allison Harrington Sirakos, M.D.
Gastroenterology Physician · San Antonio, TX
Allison Harrington Sirakos, M.D. is a gastroenterology physician with a practice address in San Antonio, Texas, and NPI 1871940650, issued on May 20, 2016. Check the license (Texas T5579, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Allison Harrington Sirakos
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- T5579 TX
Self-reported in NPPES; status is on the state search - Practice location
- 8550 Datapoint Dr Ste 200, San Antonio, TX 78229
- Phone
- (210) 615-8308
- Enumerated
- May 20, 2016
- Record last updated
- Jan 19, 2024
- Medicare enrollment
- Enrolled (PECOS I20220531001349); accepts Medicare assignment
- Medical or professional school
- University Of Texas Southwestern Medical School At Dallas, 2016
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,478 in Texas → Look up another NPI →
Also registered at 8550 Datapoint Dr Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Beyi Achua, APRN, FNP-CFamily Nurse Practitioner1972317055
- Valeria CrawfordNurse Practitioner1639961980
- Kelly Davis, FNP-CNurse Practitioner1063991800
- Francesca Desire, PAPhysician Assistant1174269195
- John Vizuete, M.D.Gastroenterology Physician1477812121
- Phuong Weinberger, P.A.Physician Assistant1689058109
Verify Allison Harrington Sirakos in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license T5579Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% fewer Medicare Part D claims than the average gastroenterology physician in 2024
175 Medicare Part D claims for 68 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims.
Most prescribed
- Pantoprazole Sodium32 claims
- Omeprazole24 claims
- Gavilyte-G15 claims
- Peg-3350 And Electrolytes14 claims
- Lubiprostone11 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): 77.4 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: $1,152.77
63 payments; by number, the most common kind was 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
- Gastroenterology Clinic OF San Antonio PASan Antonio, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Allison Harrington Sirakos among 1,478 gastroenterology physician records in Texas
Allison Harrington Sirakos, M.D. is one of 1,478 gastroenterology physician records with a practice address in Texas. 89% 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 86% of them.
- NPI issued2016 · 86% of these records are older, 11% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileYes · 79% of these records are
- Graduated2016 · median 2003 among the 1,175 with a school on file
- Record last updated2024 · 53% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Texas
There are 1,478 gastroenterology physician records in Texas.
All 1,478 in Texas → Every provider in San Antonio → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Prabhleen Chahal, M.D.San Antonio, TX 782291841265527
- Delbert Chumley, M.D.San Antonio, TX 782291740272962
- Sunil Dwivedi, M.D.San Antonio, TX 782291003854076
- Homero Garza, M.D.San Antonio, TX 782291609831353
- Fred Goldner, MDSan Antonio, TX 782291932193695
- Gary Gossen, M.D.San Antonio, TX 782291124091079
- Leon Kundrotas, MDSan Antonio, TX 782291447287743
- Gabriel Magraner, MDSan Antonio, TX 782291346279452
Common questions
What is Allison Harrington Sirakos, M.D.'s NPI number?
Allison Harrington Sirakos, M.D.'s National Provider Identifier (NPI) is 1871940650, issued on May 20, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Allison Harrington Sirakos, M.D. located?
The NPPES record lists a practice address at 8550 Datapoint Dr Ste 200, San Antonio, TX, 78229. Phone: (210) 615-8308. Providers update this record themselves, so call before visiting.
How can I verify Allison Harrington Sirakos, M.D.'s license?
NPPES lists Texas license number T5579, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Allison Harrington Sirakos, M.D. prescribe under Medicare Part D?
In 2024, Allison Harrington Sirakos, M.D. had 175 Medicare Part D claims for 68 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Allison Harrington Sirakos, M.D.'s MIPS final score?
The 2023 MIPS final score is 77.4 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.