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TREVOR JOHN JAMISON
NPI 1942943998
Internal Medicine in Houston, TX

Active since April 18, 2022PECOS Enrolled
1 BAYLOR PLZ, HOUSTON, TX 77030(281) 309-1228 Get Directions Write a Review

NPPES record last updated: August 14, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 14, 2025, Apr 18, 2022 (2 updates tracked since 2022).

About Trevor John Jamison NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

TREVOR JOHN JAMISON (NPI 1942943998) is an individual internal medicine provider in Houston, Texas, licensed in Texas (V5781) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS and maintains a secondary practice location in Houston.

NPPES Registry Identity

NPI1942943998
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameTREVOR JOHN JAMISON
Location Address1 BAYLOR PLZHouston, TX 77030-3498
Mailing Address1 Baylor PlzHouston, TX 77030-3498
Phone(281) 309-1228
Sole ProprietorNo
Enumeration DateApril 18, 2022
Last NPPES UpdateAugust 14, 20252 updates tracked since enumeration
NPPES CertifiedAugust 14, 2025
✔ NPI 1942943998 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in TX · V5781
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License V5781 (TX)
Also ListedHospitalistTaxonomy 208M00000X · License V5781 (TX)
1 BAYLOR PLZ, Houston, TX 77030
Open in Google Maps ↗

Secondary Practice Location 1

Location 11504 Taub LoopHouston, TX 77030-1608 · Phone (173) 873-8890

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Trevor John Jamison is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Trevor Jamison reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Baylor College Of Medicine
0.2 mi
Family Medicine
1504 TAUB LOOP
Houston, TX 77030
  • Reassigned Medicare billing, Texas enrollment
  • 2,296 clinicians in this Medicare group
NPI 1053352914 (713) 873-2000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77030 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$134.06 typical visit price
range $58.24 – $176.98
Typical copayment $33.51 (range $14.56 – $44.24)
Most-billed visit code 99204
Established Patient
$102.71 typical visit price
range $18.60 – $143.93
Typical copayment $25.67 (range $4.65 – $35.98)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BAYLOR COLLEGE OF MEDICINE
General Acute Care Hospital
1 BAYLOR PLZ, SUITE 022D
HOUSTON, TX 77030
Harris County (713) 798-4620
MATTHEW CARROLL
Obstetrics & Gynecology
1 BAYLOR PLZ, BCM610
HOUSTON, TX 77030
Harris County (832) 826-7372
DR. HOLLAND MANON KAPLAN MD
Hospitalist
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (940) 231-1879
SIDRAH SHAH MD
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (713) 798-5928
MICHAEL AZAR MD (PLANNED 5/27/22)
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (713) 798-6376
MICHELE ALEXIS CABEZA MD
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (832) 824-0200
NATHANIEL GREY LOYD
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (405) 834-5432
ANDREA ELIZABETH GULOY
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (832) 824-1170

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Trevor Jamison's NPI number?

The NPI number for Trevor Jamison is 1942943998. It was assigned to this individual provider in the NPPES registry on April 18, 2022.

Where is Trevor Jamison located?

Trevor Jamison practices at 1 Baylor Plz, Houston, TX 77030. The listed phone number is (281) 309-1228.

What is Trevor Jamison's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Trevor Jamison enrolled in Medicare?

Yes. Trevor Jamison is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Trevor Jamison's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Trevor Jamison reassigns Medicare benefits to Baylor College Of Medicine (Houston, TX). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Trevor Jamison's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Trevor Jamison accept?

Health plans from Blue Cross and Blue Shield of Texas list Trevor Jamison as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Trevor Jamison was last updated on August 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.