Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Timothy David Trojan, MD

Individual provider Allergy & Immunology Physician · NPI 1518125053

Timothy David Trojan, MD is an Allergy/Immunology in Enid, Oklahoma. Graduated from University of Texas Southwestern Medical School at Dallas in 2008, 18 years ago. Practices with Allergy Partners PLLC, a 143-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Oklahoma.

Years since qualifying
18
Trained at
University of Texas Southwestern Medical School at Dallas
Licensed in
OK
In the registry since
2008
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

3201 N Van Buren St Ste 350
Enid, OK 73703-1812
Phone: (580) 366-0844
Fax: (580) 297-5197
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X · Licence 29671 (OK)

Record details

NPI number1518125053
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 31, 2008
Last updated in NPPESOctober 31, 2023
Certification dateOctober 31, 2023
Mailing addressPo Box 603725, Charlotte, NC 28260-3725

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyALLERGY/IMMUNOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL SCHOOL AT DALLAS
Graduated 2008 (18 years in practice)
Group practice Allergy Partners Pllc — 143 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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