Active NPI
Michael M Stone, MD
- Psychiatry Physician
- Webster, TX
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychiatry Physician
- License
- G8447
- Practice address
- 400 N Texas Ave Ste a
Webster, TX 77598-4961 - Phone
- (281) 338-2798
- Fax
- (281) 557-2027
- NPI assigned
- Dec 5, 2006
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Psychiatry Physician | 2084P0800X | G8447 | TX | Primary |
Addresses
Primary practice location
400 N Texas Ave Ste a
Webster, TX 77598-4961
Mailing address
301 University Blvd
Galveston, TX 77555-5302
Phone (409) 772-2222
Other practice location 1
301 University Blvd
Galveston, TX 77555-5302
Phone (409) 772-2222
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 117692704 | Medicaid | TX |
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
- Psychiatry
- Education
- University of Texas Medical School at San Antonio, 1984
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
400 N Texas Ave
Suite a
Webster, TX 77598-4961
Phone (281) 338-2798
Hospital & facility affiliations
- University of Texas Medical Branch Galveston
Merit-based Incentive Payment System (MIPS)
- Final score
- 78.88 of 100
- Quality
- 73.38
- Improvement activities
- 40
- Cost
- 78.42
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Utmb Faculty Group Practice | Psychiatry | Current | Accepting new patients |
| University of Texas Medical Branch at Galveston | Past | Accepting new patients |
Locations
128 W Parkwood Ave
Friendswood, TX 77546
Phone (281) 482-5695
301 University Blvd
Galveston, TX 77555
Phone (409) 747-1883
511 Park Grove Dr
Katy, TX 77450
Phone (281) 398-7001
6465 S Shore Blvd
Ste 500
League City, TX 77573
Phone (281) 538-7735
400 N Texas Ave
Ste A
Webster, TX 77598
Phone (281) 338-2798
Interoperability endpoints
- mstonemd12095@direct.utmb.edu
Organizations & group practices 2
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.
-
- Community/Retail Pharmacy
- Friendswood, TX
- NPI 1699532861
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Galveston, TX
- NPI 1548226988
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1165276800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1771891200000",
"number": "1922166370",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "301 UNIVERSITY BLVD",
"city": "GALVESTON",
"state": "TX",
"postal_code": "775555302",
"telephone_number": "409-772-2222"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "400 N TEXAS AVE STE A",
"city": "WEBSTER",
"state": "TX",
"postal_code": "775984961",
"telephone_number": "281-338-2798",
"fax_number": "281-557-2027"
}
],
"practiceLocations": [
{
"address_1": "301 University Blvd",
"address_purpose": "LOCATION",
"city": "Galveston",
"state": "TX",
"postal_code": "775555302",
"country_code": "US",
"telephone_number": "409-772-2222",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "STONE",
"first_name": "MICHAEL",
"middle_name": "M",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-12-05",
"last_updated": "2026-02-24",
"certification_date": "2026-02-24",
"status": "A"
},
"taxonomies": [
{
"code": "2084P0800X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Psychiatry",
"state": "TX",
"license": "G8447",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "117692704",
"state": "TX"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Webster, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 24, 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.