Active NPI
Atis Muehlenbachs, MD PHD
- Clinical Pathology/Laboratory Medicine Physician
- Grand Junction, CO
National Provider Identifier
1376707331
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Pathology/Laboratory Medicine Physician
- License
- MD60230363
- Practice address
- 2121 North Ave
Grand Junction, CO 81501-6428 - Phone
- (970) 242-0731
- NPI assigned
- Jul 17, 2008
- 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 |
|---|---|---|---|---|
| Clinical Pathology/Laboratory Medicine Physician | 207ZP0105X | MD60230363 | WA | Primary |
Addresses
Primary practice location
2121 North Ave
Grand Junction, CO 81501-6428
Mailing address
2121 North Ave
Grand Junction, CO 81501-6428
Phone (970) 242-0731
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
- Credentials
- Doctor of Medicine, Doctor of Philosophy
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1216252800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783296000000",
"number": "1376707331",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2121 NORTH AVE",
"city": "GRAND JUNCTION",
"state": "CO",
"postal_code": "815016428",
"telephone_number": "970-242-0731"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2121 NORTH AVE",
"city": "GRAND JUNCTION",
"state": "CO",
"postal_code": "815016428",
"telephone_number": "970-242-0731"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MUEHLENBACHS",
"first_name": "ATIS",
"credential": "MD PHD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2008-07-17",
"last_updated": "2026-07-06",
"certification_date": "2026-07-06",
"status": "A"
},
"taxonomies": [
{
"code": "207ZP0105X",
"taxonomy_group": "",
"desc": "Pathology, Clinical Pathology/Laboratory Medicine",
"state": "WA",
"license": "MD60230363",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Grand Junction, CO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 6, 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.