Jon Spencer, FNP-C
Family Nurse Practitioner · San Marcos, TX
Jon Spencer, FNP-C is a family nurse practitioner with a practice address in San Marcos, Texas, and NPI 1437842085, issued on May 30, 2023. Check the license (Texas 1123746, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jon Spencer
- Credential
- FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 1123746 TX
Self-reported in NPPES; status is on the state search - Practice location
- 2406 Hunter RD Ste 106, San Marcos, TX 78666
- Phone
- (512) 396-7686
- Enumerated
- May 30, 2023
- Record last updated
- Apr 7, 2025
- Medicare enrollment
- Enrolled (PECOS I20230706001261); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 2406 Hunter RD Ste 106
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anjumanara AliPhysician Assistant1730034083
- Natasha Desai, MDFamily Medicine Physician1861074247
- Vip Mangalick, MDFamily Medicine Physician1437347697
Verify Jon Spencer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license 1123746Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
37% fewer Medicare Part D claims than the average family nurse practitioner in 2024
817 Medicare Part D claims for 300 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Prednisone59 claims
- Paxlovid34 claims
- Doxycycline Hyclate31 claims
- Amoxicillin-Clavulanate Potass27 claims
- Lisinopril24 claims
- Rosuvastatin Calcium24 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: $864.06
44 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 99,489 providers of this specialty with any payment received $650.95 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
- Privia Medical Group Gulf Coast PLLCSan Marcos, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
55 family nurse practitioner records list a practice address in San Marcos
They are 55 of the 1,003 NPPES records with a practice address in San Marcos, and 21,242 family nurse practitioner records in Texas.
All 55 in San Marcos → All 21,242 in Texas → Every provider in San Marcos →
Other family nurse practitioner records in Texas
- Ashley Aaron, FNPWaco, TX1053821504
- Christina Aaron, FNPTexarkana, TX1457787426
- Lori Aaron, FNP-CFrisco, TX1619387974
- Lauren Aase, FNPSheppard Afb, TX1578550299
- Olivia AbabioCypress, TX1588171995
- Lilian Abagwe, NPWylie, TX1396215620
- Vivian Abaidoo, NP-CHouston, TX1760071971
- Zuniley Aballe-Hernandez, FNP-CHouston, TX1952054066
- Jorge Abalo Redden, FNPKaty, TX1932991122
- Jennifer Abalos, FNPPlano, TX1841452984
Common questions
What is Jon Spencer, FNP-C's NPI number?
Jon Spencer, FNP-C's National Provider Identifier (NPI) is 1437842085, issued on May 30, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Jon Spencer, FNP-C located?
The NPPES record lists a practice address at 2406 Hunter RD Ste 106, San Marcos, TX, 78666. Phone: (512) 396-7686. Providers update this record themselves, so call before visiting.
How can I verify Jon Spencer, FNP-C's license?
NPPES lists Texas license number 1123746, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does Jon Spencer, FNP-C prescribe under Medicare Part D?
In 2024, Jon Spencer, FNP-C had 817 Medicare Part D claims for 300 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.