Active NPI
Portia Letham, DO
- Anatomic Pathology & Clinical Pathology Physician
- Houston, TX
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anatomic Pathology & Clinical Pathology Physician
- License
- U9018
- Practice address
- 6565 Fannin St # B154
Houston, TX 77030-2703 - Phone
- (713) 441-2431
- Fax
- (713) 793-7408
- NPI assigned
- Apr 2, 2020
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Anatomic Pathology & Clinical Pathology Physician | 207ZP0102X | U9018 | TX | Primary |
| Student in an Organized Health Care Education/Training Program | 390200000X |
Addresses
Primary practice location
6565 Fannin St # B154
Houston, TX 77030-2703
Mailing address
2406 Dorrington St Unit D
Houston, TX 77030-1962
Other practice location 1
3500 Gaston Ave
Dallas, TX 75246-2017
Phone (214) 820-2361
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in TX
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Pathology
- Education
- Other, 2020
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
2460 N Interstate Hwy 35 E
Suite 230
Waxahachie, TX 75165-5274
Phone (469) 764-4105
Hospital & facility affiliations
- Baylor Scott & White Medical Center Grapevine
- Baylor Scott & White Medical Center Plano
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Pathologists Bio-Medical Laboratories PLLC | Anatomic Pathology & Clinical Pathology | Current | Accepting new patients |
| Pathologists Bio-Medical Laboratories PLLC | Anatomic Pathology & Clinical Pathology | Current | Accepting new patients |
| Pathologists Bio-Medical Laboratories PLLC | Current | Accepting new patients | |
| Pathologists Biomedical Laboratories PLLC | Anatomic Pathology & Clinical Pathology | Past | Accepting new patients |
Locations
11990 N Central Expy
Dallas, TX 75243
Phone (469) 624-5752
2727 E Lemmon Ave
Dallas, TX 75204
Phone (214) 443-3000
3600 Gaston Ave
Ste 261
Dallas, TX 75246
Phone (214) 818-9100
3500 Gaston Ave
Dallas, TX 75246
3600 Gaston Ave
Ste 2
Dallas, TX 75246
Phone (972) 966-7830
5400 Clearfork Main St
Fort Worth, TX 76109
Phone (817) 433-7000
7600 Better Way
Frisco, TX 75033
Phone (214) 407-5322
5500 Frisco Square Blvd
Frisco, TX 75034
Phone (214) 618-0500
800 8th Ave
Ste 326
Ft Worth, TX 76104
Phone (682) 225-3075
700 Walter Reed Blvd
Ste 209
Garland, TX 75042
Phone (972) 494-3657
1650 W College St
Grapevine, TX 76051
Phone (817) 329-2523
1600 W College St
Ste 185
Grapevine, TX 76051
Phone (817) 424-5350
1650 W College St
Ste 185
Grapevine, TX 76051
Phone (817) 481-1588
5252 W University Dr
McKinney, TX 75071
Phone (469) 764-1000
5236 W University Dr
Ste 2800
McKinney, TX 75071
Phone (469) 764-4105
4708 Alliance Blvd
Ste 870
Plano, TX 75093
Phone (469) 361-2511
4700 Alliance Blvd
Plano, TX 75093
Phone (469) 814-2000
1100 Allied Dr
Plano, TX 75093
Phone (469) 814-3278
421 E State Highway 114
Southlake, TX 76092
Phone (817) 865-4400
2850 E Highway 114
Trophy Club, TX 76262
Phone (817) 837-4600
2701 Hospital Dr
Victoria, TX 77901
Phone (361) 573-9180
2460 N Interstate Highway 35 E
Ste 230
Waxahachie, TX 75165
Phone (469) 764-4105
Interoperability endpoints
- pletham551224@directhoustonmethodist.org
- pletham306706@direct.phhs.org
Organizations & group practices 4
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Anatomic Pathology & Clinical Pathology Physician
- Dallas, TX
- NPI 1265477707
-
- Clinical Medical Laboratory
- Victoria, TX
- NPI 1003411257
-
- Anatomic Pathology & Clinical Pathology Physician
- Waxahachie, TX
- NPI 1982900460
-
- Anatomic Pathology & Clinical Pathology Physician
- Grapevine, TX
- NPI 1275838179
Hospital & facility affiliations 2
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Grapevine, TX
- NPI 1073511762
-
- General Acute Care Hospital
- Plano, TX
- NPI 1649273434
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1585785600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1758672000000",
"number": "1609405752",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2406 DORRINGTON ST UNIT D",
"city": "HOUSTON",
"state": "TX",
"postal_code": "770301962"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "6565 FANNIN ST # B154",
"city": "HOUSTON",
"state": "TX",
"postal_code": "770302703",
"telephone_number": "713-441-2431",
"fax_number": "713-793-7408"
}
],
"practiceLocations": [
{
"address_1": "3500 Gaston Ave",
"address_purpose": "LOCATION",
"city": "Dallas",
"state": "TX",
"postal_code": "752462017",
"country_code": "US",
"telephone_number": "214-820-2361",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "LETHAM",
"first_name": "PORTIA",
"credential": "DO",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2020-04-02",
"last_updated": "2025-09-24",
"certification_date": "2025-09-24",
"status": "A"
},
"taxonomies": [
{
"code": "207ZP0102X",
"taxonomy_group": "",
"desc": "Pathology, Anatomic Pathology & Clinical Pathology",
"state": "TX",
"license": "U9018",
"primary": true
},
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": null,
"license": null,
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
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Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 24, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.