Active NPI
Nathan Hantz
- Pharmacist
- Boulder, CO
National Provider Identifier
1013845080
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pharmacist
- License
- PHA.0022175
- Practice address
- 4747 Arapahoe Ave
Boulder, CO 80303-1131 - Phone
- (303) 415-7000
- NPI assigned
- May 11, 2026
- Last updated
- May 11, 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Pharmacist | 183500000X | PHA.0022175 | CO | Primary |
Addresses
Primary practice location
4747 Arapahoe Ave
Boulder, CO 80303-1131
Mailing address
745 E South Boulder Rd Apt E138
Louisville, CO 80027-2540
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 |
|---|---|---|---|
| PHA.0022175 | CO | MD | Pharmacist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1778457600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1778457600000",
"number": "1013845080",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "745 E SOUTH BOULDER RD APT E138",
"city": "LOUISVILLE",
"state": "CO",
"postal_code": "800272540"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4747 ARAPAHOE AVE",
"city": "BOULDER",
"state": "CO",
"postal_code": "803031131",
"telephone_number": "303-415-7000"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HANTZ",
"first_name": "NATHAN",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2026-05-11",
"last_updated": "2026-05-11",
"certification_date": "2026-05-11",
"status": "A"
},
"taxonomies": [
{
"code": "183500000X",
"taxonomy_group": "",
"desc": "Pharmacist",
"state": "CO",
"license": "PHA.0022175",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Boulder, CO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 11, 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.