Monica Lisa Saenz-Castillo, PA-C
Medical Physician Assistant · Raymondville, TX
Monica Lisa Saenz-Castillo, PA-C is a medical physician assistant with a practice address in Raymondville, Texas, and NPI 1619990967, issued on Jul 26, 2006. Check the license (Texas PA04040, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Monica Lisa Saenz-Castillo
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- PA04040 TX
Self-reported in NPPES; status is on the state search - Practice location
- 646 S Expressway 77, Raymondville, TX 78580
- Phone
- (956) 690-4012
- Enumerated
- Jul 26, 2006
- Record last updated
- Apr 9, 2024
- Fax
- (956) 690-4026
- Medicare enrollment
- Enrolled (PECOS I20141117000085); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 2,146 in Texas → Look up another NPI →
Also registered at 646 S Expressway 77
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rosa Manrique, M.D.Family Medicine Physician1811329493
- Aslam Shariff, MDFamily Medicine Physician1063586303
Verify Monica Lisa Saenz-Castillo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license PA04040Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.6 times the Medicare Part D claims of the average medical physician assistant in 2024
5,285 Medicare Part D claims for 565 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 86 claims were for opioids.
Most prescribed
- Atorvastatin Calcium223 claims
- Losartan Potassium217 claims
- Rosuvastatin Calcium165 claims
- Ozempic153 claims
- Levothyroxine Sodium151 claims
- Lisinopril151 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: $770.66
52 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 16,165 providers of this specialty with any payment received $1,055.00 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
- Donna Medical Clinic, PLLCDonna, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Monica Lisa Saenz-Castillo among 2,146 medical physician assistant records in Texas
Monica Lisa Saenz-Castillo, PA-C is one of 2,146 medical physician assistant records with a practice address in Texas. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 73% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 44% of these records are
- Graduated2003 · median 2012 among the 953 with a school on file
- Record last updated2024 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
4 medical physician assistant records list a practice address in Raymondville
They are 4 of the 68 NPPES records with a practice address in Raymondville, and 2,146 medical physician assistant records in Texas.
All 2,146 in Texas → Every provider in Raymondville → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Edgar Carrillo, MPAS, PA-CRaymondville, TX 785801891149142
- Daniel Gomez, P.A.Raymondville, TX 785801487079752
- Robert Villarreal, P.A.Raymondville, TX 785801265857544
- Cassandra CabreraRio Grande City, TX 785821891192811
- Melissa Cantu, PA-CRio Grande City, TX 785821750397816
- Dora Griffith, PA-CRio Grande City, TX 785821477569523
- Gail Heinz, PA-CPort Isabel, TX 785781407898513
- Juan Lopez, PA-CRio Grande City, TX 785821497449763
Common questions
What is Monica Lisa Saenz-Castillo, PA-C's NPI number?
Monica Lisa Saenz-Castillo, PA-C's National Provider Identifier (NPI) is 1619990967, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Monica Lisa Saenz-Castillo, PA-C located?
The NPPES record lists a practice address at 646 S Expressway 77, Raymondville, TX, 78580. Phone: (956) 690-4012. Providers update this record themselves, so call before visiting.
How can I verify Monica Lisa Saenz-Castillo, PA-C's license?
NPPES lists Texas license number PA04040, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does Monica Lisa Saenz-Castillo, PA-C prescribe under Medicare Part D?
In 2024, Monica Lisa Saenz-Castillo, PA-C had 5,285 Medicare Part D claims for 565 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.