NPPES file of Aug 9, 2026

Alison Armour Rickerson, PA

Physician Assistant · Houston, TX

Alison Armour Rickerson, PA is a physician assistant with a practice address in Houston, Texas, and NPI 1093405219, issued on May 10, 2023. Check the license with the Texas board that licenses this profession; 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
1093405219
Name
Alison Armour Rickerson
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
Practice location
2711 Ferndale St, Houston, TX 77098
Phone
(713) 426-3337
Enumerated
May 10, 2023
Record last updated
Jun 11, 2025
Medicare enrollment
Enrolled (PECOS I20230919002302); accepts Medicare assignment
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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Verify Alison Armour Rickerson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this professionCheck 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
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70% more Medicare Part D claims than the average physician assistant in 2024

1,411 Medicare Part D claims for 163 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 67 claims were for opioids.

  1. Alison Rickerson1,411
  2. Specialty average830

Most prescribed

  1. Sumatriptan Succinate126 claims
  2. Naratriptan Hcl94 claims
  3. Butalbital-Acetaminophen-Caffe82 claims
  4. Tizanidine Hcl64 claims
  5. Aimovig Autoinjector58 claims
  6. Emgality Pen57 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.

Industry payments in 2024: $424.85

18 payments; by number, the most common kind was food and beverage; the largest payer was Teva Pharmaceuticals USA, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alison Rickerson$424.85
  2. Specialty average$841.65

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. Headachemd Houston PLLCHouston, TX

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

Alison Armour Rickerson among 10,999 physician assistant records in Texas

Alison Armour Rickerson, PA 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 2023, is newer than 82% of them.

  • NPI issued2023 · 82% of these records are older, 12% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 55% of these records are
  • Graduated2023 · median 2017 among the 6,096 with a school on file
  • Record last updated2025 · 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.

The 8 physician assistant records with the nearest ZIP codes

  1. Alexandria Arledge, PA-CHouston, TX 770981871126334
  2. Tamara Bird, PAHouston, TX 770981437405487
  3. Shianne BuschHouston, TX 770981871067983
  4. Allison Donnell, PA-CHouston, TX 770981255927083
  5. Harjinder Gill, P.A.Houston, TX 770981932507050
  6. Hoda HabibHouston, TX 770981588429914
  7. Lailee MadaniHouston, TX 770981447800628
  8. Elle Madsen, PA-CHouston, TX 770981114806031

Common questions

What is Alison Armour Rickerson, PA's NPI number?

Alison Armour Rickerson, PA's National Provider Identifier (NPI) is 1093405219, issued on May 10, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Alison Armour Rickerson, PA located?

The NPPES record lists a practice address at 2711 Ferndale St, Houston, TX, 77098. Phone: (713) 426-3337. Providers update this record themselves, so call before visiting.

How can I verify Alison Armour Rickerson, PA's license?

Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Alison Armour Rickerson, PA prescribe under Medicare Part D?

In 2024, Alison Armour Rickerson, PA had 1,411 Medicare Part D claims for 163 beneficiaries; the average among physician assistant prescribers was 830. 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.