Tonja Deem, AGACNP-BC
Nurse Practitioner · Marshall, TX
Tonja Deem, AGACNP-BC is a nurse practitioner with a practice address in Marshall, Texas, and NPI 1376045831, issued on Mar 1, 2018. Check the license (Texas AP136736, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Tonja Deem
- Credential
- AGACNP-BC
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- AP136736 TX
Self-reported in NPPES; status is on the state search - Practice location
- 815 S Wahshington Ave Ste 302, Marshall, TX 75670
- Phone
- (903) 934-5400
- Enumerated
- Mar 1, 2018
- Record last updated
- Mar 29, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (903) 934-5401
- Medicare enrollment
- Enrolled (PECOS I20180320000779); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 4,825 in Texas → Look up another NPI →
Verify Tonja Deem in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license AP136736Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
67% fewer Medicare Part D claims than the average nurse practitioner in 2024
367 Medicare Part D claims for 113 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 62 claims were for opioids.
Most prescribed
- Methocarbamol53 claims
- Gabapentin50 claims
- Meloxicam38 claims
- Acetaminophen-Codeine36 claims
- Eliquis28 claims
- Tramadol Hcl26 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.
Bills Medicare through one group practice
- Christus Trinity ClinicTyler, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tonja Deem among 4,825 nurse practitioner records in Texas
Tonja Deem, AGACNP-BC is one of 4,825 nurse practitioner records with a practice address in Texas. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 48% of them.
- NPI issued2018 · 48% of these records are older, 45% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 54% of these records are
- Graduated2015 · median 2018 among the 2,618 with a school on file
- Record last updated2018 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6 nurse practitioner records list a practice address in Marshall
They are 6 of the 253 NPPES records with a practice address in Marshall, and 4,825 nurse practitioner records in Texas.
All 4,825 in Texas → Every provider in Marshall → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Kimberly Calderon, FNPMarshall, TX 756701538681754
- Natalie Emery, FNPMarshall, TX 756701336455468
- Oteka Jackson-CenalesMarshall, TX 756701093295719
- Wendy Starnes, AGNP-C, AGPCNP-BCMarshall, TX 756701992110761
- Jennifer Baldwin, DNP, ENP, FNPMarshall, TX 756721447250733
- Emery ArangoKilgore, TX 756621184205676
- Jennifer Benedict, FNP-CKilgore, TX 756621457303976
- Allyson Thompson, FNP-CKilgore, TX 756621235532656
Common questions
What is Tonja Deem, AGACNP-BC's NPI number?
Tonja Deem, AGACNP-BC's National Provider Identifier (NPI) is 1376045831, issued on Mar 1, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Tonja Deem, AGACNP-BC located?
The NPPES record lists a practice address at 815 S Wahshington Ave Ste 302, Marshall, TX, 75670. Phone: (903) 934-5400. Providers update this record themselves, so call before visiting.
How can I verify Tonja Deem, AGACNP-BC's license?
NPPES lists Texas license number AP136736, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does Tonja Deem, AGACNP-BC prescribe under Medicare Part D?
In 2024, Tonja Deem, AGACNP-BC had 367 Medicare Part D claims for 113 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.