Elizabeth L Sommerfeld, DO
Individual provider Active NPI Family Medicine Physician · Timnath, CO
NPI 1144740705 · NPPES record last updated Jan 13, 2026
Key facts
- NPI
- 1144740705
- Entity type
- Individual (NPI type 1)
- Primary specialty
- Family Medicine Physician 207Q00000X
- License
- DR.006820 (CO)
- Practice address
- 4650 Signal Tree Dr Unit B200
Timnath, CO 80547-4911 - Phone
- (970) 810-3150
- NPI assigned
- Jun 26, 2017
- Sex
- Female
- Sole proprietor
- No
Organizations & group practices 3
Hospital & facility affiliations 17
Medicare Care Compare profile
- Specialty
- Family Practice
- Education
- Other, 2017
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
- Banner Health Physicians Colorado LLC
Practice addresses (Care Compare)
1801 16TH St
Greeley, CO 80631-5154
Phone (970) 810-4121
5451 E Harmony Rd
BLDG 2
Timnath, CO 80547-2412
Phone (970) 821-3830
Hospital & facility affiliations
- Banner Home Care Colorado
- Banner Fort Collins Medical Center
- Banner North Colorado Medical Center
- Medical Center of the Rockies
Medicare participation
- Medicare fee-for-service enrollment
- Enrolled in CO
- Eligible to order & refer
- Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: Yes
Medicare enrollment records
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20200810001031 | CO | Practitioner - Family Practice | 3072876077 | Reassigns benefits to 1 organization |
National Provider Directory
- Medicare enrollment (NPD)
- Yes
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| DR.006820 | CO | MD | Family Medicine Physician |
| OT018125 | PA | MD | Family Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Banner Health Physicians Colorado LLC | Current | Accepting new patients | |
| Banner Health Physicians Colorado LLC | Current |
Accepting new patients | |
| Banner Health Physicians Colorado LLC | Current |
Accepting new patients |
Locations
1801 16th St
Ste C2B
Greeley, CO 80631
Phone (970) 810-4121
1801 16th St
Greeley, CO 80631
Phone (970) 352-4121
4650 Signal Tree Dr
Unit B200
Timnath, CO 80547
Phone (970) 810-3150
1300 Main St
Windsor, CO 80550
Phone (970) 686-5645
Specialties & licenses
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | OT018125 | PA | |
| Family Medicine Physician | 207Q00000X | DR.006820 | CO | Yes |
Addresses
Primary practice location
4650 Signal Tree Dr Unit B200
Timnath, CO 80547-4911
Mailing address
4650 Signal Tree Dr Unit B200
Timnath, CO 80547-4911
Other providers in Timnath, CO
- Rose Counseling Services
- Shannon Salerno
- Angelina Marie Sciacca
- Signal Tree Family Dental PLLC
- Signal Tree Family Dental PLLC
- Kenneth Spencer Steffen
- Danielle Renie Street
- Summit Therapy Group LLC
- Brianna Maria Szostak
- Loni Nichol Thalheimer
All providers in Timnath, CO · Family Medicine Physician in Colorado
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Jan 13, 2026. Information in NPPES is self-reported and not verified by CMS.
- NUCC Health Care Provider Taxonomy: specialty names.
- Medicare Fee-For-Service Public Provider Enrollment (CMS/PECOS): enrollments, PAC IDs and benefit reassignments.
- Order and Referring (CMS).
- Medicare Care Compare provider data (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.