Allison Ruth Siegel, PA-C
Physician Assistant · Houston, TX
Allison Ruth Siegel, PA-C is a physician assistant with a practice address in Houston, Texas, and NPI 1164937090, issued on Dec 14, 2017. Check the license (Texas PA11540, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Allison Ruth Siegel
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA11540 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1515 Holcombe, Houston, TX 77030
- Phone
- (713) 745-0044
- Enumerated
- Dec 14, 2017
- Record last updated
- May 22, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicaid IDs
- 380589701 TX
380589702 TX - Medicare enrollment
- Enrolled (PECOS I20180118001207); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 10,999 in Texas → Look up another NPI →
Also registered at 1515 Holcombe
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Allison Ruth Siegel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license PA11540Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% fewer Medicare Part D claims than the average physician assistant in 2024
146 Medicare Part D claims for 33 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Eliquis17 claims
- Pantoprazole Sodium14 claims
- Dexamethasone12 claims
- Prednisone11 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): 81.4 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).
Bills Medicare through one group practice
- Physicians Referral ServiceHouston, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Allison Ruth Siegel among 10,999 physician assistant records in Texas
Allison Ruth Siegel, PA-C is one of 10,999 physician assistant records with a practice address in Texas. 74% 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 52% of them.
- NPI issued2017 · 52% of these records are older, 45% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated2017 · median 2017 among the 6,096 with a school on file
- Record last updated2018 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,801 physician assistant records list a practice address in Houston
They are 1,801 of the 61,221 NPPES records with a practice address in Houston, and 10,999 physician assistant records in Texas.
All 10,999 in Texas → Every provider in Houston → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Michael Anderson, PA-CHouston, TX 770301275514010
- Sarah Bauer, PAHouston, TX 770301629055116
- Michelle Benjamin, PAHouston, TX 770301558354878
- Julie Cook, PA.C.Houston, TX 770301467437145
- Michael Dome, PA-CHouston, TX 770301972590214
- Teresa Emebo, PA-CHouston, TX 770301417958323
- Laura Fertak, PACHouston, TX 770301982604658
- Carlos Flores, P.A.Houston, TX 770301609856129
Common questions
What is Allison Ruth Siegel, PA-C's NPI number?
Allison Ruth Siegel, PA-C's National Provider Identifier (NPI) is 1164937090, issued on Dec 14, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Allison Ruth Siegel, PA-C located?
The NPPES record lists a practice address at 1515 Holcombe, Houston, TX, 77030. Phone: (713) 745-0044. Providers update this record themselves, so call before visiting.
How can I verify Allison Ruth Siegel, PA-C's license?
NPPES lists Texas license number PA11540, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does Allison Ruth Siegel, PA-C prescribe under Medicare Part D?
In 2024, Allison Ruth Siegel, PA-C had 146 Medicare Part D claims for 33 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Allison Ruth Siegel, PA-C's MIPS final score?
The 2023 MIPS final score is 81.4 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.