Active NPI
Ellen Holtz, PMHNP-BC
- Psychiatric/Mental Health Nurse Practitioner
- Ellicott City, MD
National Provider Identifier
1689512709
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychiatric/Mental Health Nurse Practitioner
- License
- R232846
- Practice address
- 5036 Dorsey Hall Dr Ste 206
Ellicott City, MD 21042-7890 - Phone
- (410) 884-9200
- NPI assigned
- Mar 23, 2026
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Psychiatric/Mental Health Nurse Practitioner | 363LP0808X | R232846 | MD | Primary |
Addresses
Primary practice location
5036 Dorsey Hall Dr Ste 206
Ellicott City, MD 21042-7890
Mailing address
5036 Dorsey Hall Dr Ste 206
Ellicott City, MD 21042-7890
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| R232846 | MD | MD | Psychiatric/Mental Health Nurse Practitioner |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1774224000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1774224000000",
"number": "1689512709",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "5036 DORSEY HALL DR STE 206",
"city": "ELLICOTT CITY",
"state": "MD",
"postal_code": "210427890"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "5036 DORSEY HALL DR STE 206",
"city": "ELLICOTT CITY",
"state": "MD",
"postal_code": "210427890",
"telephone_number": "410-884-9200"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HOLTZ",
"first_name": "ELLEN",
"name_prefix": "Mrs.",
"credential": "PMHNP-BC",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2026-03-23",
"last_updated": "2026-03-23",
"certification_date": "2026-03-22",
"status": "A"
},
"taxonomies": [
{
"code": "363LP0808X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Psychiatric/Mental Health",
"state": "MD",
"license": "R232846",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Ellicott City, MD
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 23, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.