Active NPI
Phenu V Zachariah, DO
- Endocrinology, Diabetes & Metabolism Physician
- Tomball, TX
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Endocrinology, Diabetes & Metabolism Physician
- License
- V1927
- Practice address
- 425 Holderrieth Blvd Ste 207
Tomball, TX 77375-4552 - Phone
- (713) 347-8843
- Fax
- (833) 764-6128
- NPI assigned
- Sep 4, 2007
- Last updated
- Jul 8, 2026
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Endocrinology, Diabetes & Metabolism Physician | 207RE0101X | V1927 | TX | Primary |
| Endocrinology, Diabetes & Metabolism Physician | 207RE0101X | 70454 | WI | |
| Endocrinology, Diabetes & Metabolism Physician | 207RE0101X | 2010020902 | MO |
Addresses
Primary practice location
425 Holderrieth Blvd Ste 207
Tomball, TX 77375-4552
Mailing address
PO Box 42384
Belfast, ME 04915-1275
Phone (713) 347-8843
Other practice location 1
1151 Warwick Way
Racine, WI 53406-5661
Phone (262) 321-6300
Other identifiers 3
| Identifier | Type | State | Issuer |
|---|---|---|---|
| P00866350 | Other | MO | RR MEDICARE |
| 100084384 | Medicaid | WI | |
| 1598759169 | Medicaid | MO |
Electronic endpoints 2
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | pzachariah220898@direct.myadvocateaurora.org | Direct | |
| FHIR URL | https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/ |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in WI, TX
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Endocrinology
- Education
- Midwestern University, Chicago College of Osteopathic Med, 2004
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
Practice addresses (Care Compare)
2 Brighton Rd
Suite 300
Clifton, NJ 07012-1645
425 Holderrieth Blvd
Suite 207
Tomball, TX 77375-4543
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Endocrinology Consultants, PLLC | Endocrinology, Diabetes & Metabolism | Current | Accepting new patients |
| Veterans Administration Pacific Island Health Care System | Current | Accepting new patients | |
| VHS of Illinois Inc | Past | Accepting new patients | |
| Macneal Physicians Group LLC | Past | Accepting new patients |
Locations
425 Holderrieth Blvd
Ste 207
Tomball, TX 77375
Phone (281) 290-6300
Interoperability endpoints
- phenu.zachariah@hawaiihie.medicity.net
- pzachariah220898@direct.myadvocateaurora.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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
- Endocrinology, Diabetes & Metabolism Physician
- Tomball, TX
- NPI 1073479721
-
- VA Clinic/Center
- Honolulu, HI
- NPI 1962453522
-
dba Vanguard Medical Group
- Internal Medicine Physician
- Berwyn, IL
- NPI 1205024791
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1188864000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783468800000",
"number": "1386838340",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 42384",
"city": "BELFAST",
"state": "ME",
"postal_code": "049151275",
"telephone_number": "713-347-8843",
"fax_number": "833-764-6128"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "425 HOLDERRIETH BLVD STE 207",
"city": "TOMBALL",
"state": "TX",
"postal_code": "773754552",
"telephone_number": "713-347-8843",
"fax_number": "833-764-6128"
}
],
"practiceLocations": [
{
"address_1": "1151 Warwick Way",
"address_purpose": "LOCATION",
"city": "Racine",
"state": "WI",
"postal_code": "534065661",
"country_code": "US",
"telephone_number": "262-321-6300",
"fax_number": "262-321-6301",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "ZACHARIAH",
"first_name": "PHENU",
"middle_name": "V",
"credential": "DO",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2007-09-04",
"last_updated": "2026-07-08",
"certification_date": "2026-07-08",
"status": "A"
},
"taxonomies": [
{
"code": "207RE0101X",
"taxonomy_group": "",
"desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
"state": "TX",
"license": "V1927",
"primary": true
},
{
"code": "207RE0101X",
"taxonomy_group": "",
"desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
"state": "WI",
"license": "70454",
"primary": false
},
{
"code": "207RE0101X",
"taxonomy_group": "",
"desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
"state": "MO",
"license": "2010020902",
"primary": false
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "RR MEDICARE",
"identifier": "P00866350",
"state": "MO"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "100084384",
"state": "WI"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "1598759169",
"state": "MO"
}
],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "pzachariah220898@direct.myadvocateaurora.org",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"address_1": "1151 Warwick Way",
"city": "Racine",
"state": "WI",
"country_code": "US",
"postal_code": "534065661",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "FHIR",
"endpointTypeDescription": "FHIR URL",
"endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
"affiliation": "N",
"address_1": "1151 Warwick Way",
"city": "Racine",
"state": "WI",
"country_code": "US",
"postal_code": "534065661",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Tomball, TX
- Samantha Young
- Your Health Your Way LLC (Your Health Your Way Coaching & Consulting)
- Yousenasna Group LLC (Tomball Health Mart Pharmacy)
- Yousenasna Group LLC (Tomball Health Mart Pharmacy)
- Soyoung Yun, D.C.
- Shaukath Zahiruddin, M.D.
- Zainie Therapy PLLC (SMS Therapy)
- Zatyqs Vista PLLC
- Ashley Schroeder Zbranek, MS, CCC-SLP
- Tariq Zia, MD
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 8, 2026; 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.