Active NPI
Courtenay Irene Houk, MA, LMFT
- Mental Health Counselor
- Kentfield, CA
National Provider Identifier
1104585538
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Mental Health Counselor
- License
- 147820
- Practice address
- 1030 Sir Francis Drake Blvd Ste 100-3
Kentfield, CA 94904-1438 - Phone
- (415) 360-1991
- NPI assigned
- Dec 13, 2021
- Sex
- Female
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Mental Health Counselor | 101YM0800X | 147820 | CA | Primary |
Addresses
Primary practice location
1030 Sir Francis Drake Blvd Ste 100-3
Kentfield, CA 94904-1438
Mailing address
1030 Sir Francis Drake Blvd Ste 100-3
Kentfield, CA 94904-1438
Phone (415) 360-1991
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Opted out of Medicare
- Previously, effective Aug 19, 2024 through Aug 19, 2026
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
- Credentials
- Master of Arts
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 147820 | CA | MD | Mental Health Counselor |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1639353600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1760745600000",
"number": "1104585538",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1030 SIR FRANCIS DRAKE BLVD STE 100-3",
"city": "KENTFIELD",
"state": "CA",
"postal_code": "949041438",
"telephone_number": "415-360-1991"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1030 SIR FRANCIS DRAKE BLVD STE 100-3",
"city": "KENTFIELD",
"state": "CA",
"postal_code": "949041438",
"telephone_number": "415-360-1991"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HOUK",
"first_name": "COURTENAY",
"middle_name": "IRENE",
"credential": "MA, LMFT",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2021-12-13",
"last_updated": "2025-10-18",
"certification_date": "2025-10-18",
"status": "A"
},
"taxonomies": [
{
"code": "101YM0800X",
"taxonomy_group": "193400000X SINGLE SPECIALTY GROUP",
"desc": "Counselor, Mental Health",
"state": "CA",
"license": "147820",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Kentfield, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 18, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Opt Out Affidavits.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.