NPPES file of Aug 9, 2026

Kristin Marie Massimo, PA-C

Physician Assistant · Houston, TX

Kristin Marie Massimo, PA-C is a physician assistant with a practice address in Houston, Texas, and NPI 1104248772, issued on Jan 15, 2014. Check the license (Texas PA08773, as entered in NPPES) 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
1104248772
Name
Kristin Marie Massimo
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License numbers
PA08773 TX
AO004787 PA
25MP00437800 NJ
Self-reported in NPPES; status is on the state search
Practice location
13111 East Fwy, Houston, TX 77015
Phone
(203) 217-2263
Enumerated
Jan 15, 2014
Record last updated
Oct 14, 2025
Medicaid ID
25MP00437800 NJ
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 13111 East Fwy

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Paul Alleyne, M.D.Emergency Medicine Physician1639154511
  2. Melissa Amador, MDInternal Medicine Physician1972794154
  3. Brandi Baez, FNP-CFamily Nurse Practitioner1023400645
  4. Reginald Buford, M DSpecialist1114927902
  5. Karen CasaresAdvanced Practice Midwife1245273705
  6. Claudia Franco, RNC NNPNeonatal Nurse Practitioner1467637645

Verify Kristin Marie Massimo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license PA08773
    Check 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
Find the Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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74% fewer Medicare Part D claims than the average physician assistant in 2024

213 Medicare Part D claims for 157 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 44 claims were for opioids.

  1. Kristin Massimo213
  2. Specialty average830

Most prescribed

  1. Tramadol Hcl28 claims
  2. Cephalexin25 claims
  3. Prednisone19 claims
  4. Nitrofurantoin Mono-Macro16 claims
  5. Oxycodone-Acetaminophen14 claims
  6. Ondansetron Odt11 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: $13.94

1 payment: food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. 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. Kristin Massimo$13.94
  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.

Kristin Marie Massimo among 10,999 physician assistant records in Texas

Kristin Marie Massimo, 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 2014, is newer than 40% of them.

  • NPI issued2014 · 40% of these records are older, 55% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileNo · 55% of these records are
  • 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. Divya Gopal, PA-CHouston, TX 770151528708500
  2. Mark Gordon, PAHouston, TX 770151750409629
  3. Marzena Kaczmarczyk, P.A.Houston, TX 770151982746608
  4. Robert Lewis, PA-CHouston, TX 770151578031415
  5. Erik Mahlstedt, P.A.Houston, TX 770151932456258
  6. Julio Arturo Mothelet-Perez, P.A.C.Houston, TX 770151245270669
  7. Teresita Ramirez-Scott, PA-CHouston, TX 770151699863241
  8. Rupal Sanchorawala, PAHouston, TX 770151871749580

Common questions

What is Kristin Marie Massimo, PA-C's NPI number?

Kristin Marie Massimo, PA-C's National Provider Identifier (NPI) is 1104248772, issued on Jan 15, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Kristin Marie Massimo, PA-C located?

The NPPES record lists a practice address at 13111 East Fwy, Houston, TX, 77015. Phone: (203) 217-2263. Providers update this record themselves, so call before visiting.

How can I verify Kristin Marie Massimo, PA-C's license?

NPPES lists Texas license number PA08773, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Kristin Marie Massimo, PA-C prescribe under Medicare Part D?

In 2024, Kristin Marie Massimo, PA-C had 213 Medicare Part D claims for 157 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.