Active NPI
James Michael Summers, D.O.
- Obstetrics & Gynecology Physician
- Westminster, CO
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Obstetrics & Gynecology Physician
- License
- CDRH.0041642
- Practice address
- 11245 Huron St
Westminster, CO 80234-2806 - Phone
- (303) 338-4545
- NPI assigned
- Jul 10, 2006
- Last updated
- Dec 16, 2025
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Obstetrics & Gynecology Physician | 207V00000X | 13011 | WI | |
| Obstetrics & Gynecology Physician | 207V00000X | CDRH.0041642 | CO | Primary |
Addresses
Primary practice location
11245 Huron St
Westminster, CO 80234-2806
Mailing address
10350 E Dakota Ave
Denver, CO 80247-1314
Other practice location 1
785 Russell St
Craig, CO 81625-2019
Phone (970) 826-2400
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 08089833 | Medicaid | CO | |
| 9000112347 | Medicaid | CO |
Electronic endpoints 2
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| SOAP URL | https://careepiceast.kp.org:14430/Interconnect-prodcom/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ceq | Health Information Exchange (HIE) | |
| Direct Messaging Address | him@marshfieldclinichealthsystem.cernerdirect.com |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CO, MI, WI
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 3
Care Compare profile
Medicare Care Compare- Specialty
- Obstetrics/Gynecology
- Education
- Other, 1998
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
11245 Huron St
Westminster, CO 80234-2806
Phone (303) 338-4545
1801 16TH St
Greeley, CO 80631-5154
Phone (970) 810-4121
2001 70TH Ave
Suite 300
Greeley, CO 80634-4632
Phone (970) 810-6353
Hospital & facility affiliations
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Removal of the uterus | 1-10 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy, Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| CDRH.0041642 | CO | MD | Obstetrics & Gynecology Physician |
| 13011 | WI | MD | Obstetrics & Gynecology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Banner Health Physicians West LLC | Current | Accepting new patients | |
| Banner Health Physicians Colorado LLC | Current | Accepting new patients | |
| Lakeview Medical Center Inc of Rice Lake | Current | Accepting new patients | |
| MCHS Hospitals Inc | Current | Accepting new patients | |
| Banner Health Physicians West LLC | Current | Accepting new patients | |
| Flambeau Hospital Inc | Current | Accepting new patients | |
| Banner Health Physicians Colorado LLC | Current | Accepting new patients | |
| Beaver Dam Community Hospitals Inc | Current | Accepting new patients | |
| Memorial Hospital Inc | Current | Accepting new patients | |
| Catholic Health Initiatives Colorado | Current | Accepting new patients | |
| MCHS Hospitals Inc | Current | Accepting new patients | |
| MCHS Hospitals Inc | Current | Accepting new patients | |
| Flambeau Hospital Inc | Current | Accepting new patients | |
| Colorado Permanente Medical Group, P.C. | Obstetrics & Gynecology | Current | Accepting new patients |
| Catholic Health Initiatives Colorado | Current | Accepting new patients | |
| Dickinson County Healthcare System | Obstetrics & Gynecology | Current | Accepting new patients |
| Catholic Health Initiatives Colorado | Current | Accepting new patients | |
| Marshfield Clinic Inc | Current | Accepting new patients | |
| MCHS Hospitals Inc | Current | Accepting new patients | |
| Beaver Dam Community Hospitals Inc | Current | Accepting new patients | |
| North Colorado Medical Center | Past | Accepting new patients |
Locations
9100 E Mineral Cir
Centennial, CO 80112
Phone (303) 561-5193
10350 E Dakota Ave
Denver, CO 80247
Phone (303) 636-3350
1801 16th St
Ste C2B
Greeley, CO 80631
Phone (970) 810-4121
2030 Mountain View Ave
Ste 400
Longmont, CO 80501
Phone (303) 776-1532
11245 Huron St
Westminster, CO 80234
Phone (303) 451-9494
41 State Highway 67
Woodland Park, CO 80863
Phone (719) 686-0551
1721 S Stephenson Ave
Iron Mountain, MI 49801
Phone (906) 776-5415
705 S University Ave
Beaver Dam, WI 53916
Phone (920) 885-6090
3501 Golf Rd
Eau Claire, WI 54701
Phone (715) 858-4200
1000 N Oak Ave
Marshfield, WI 54449
Phone (715) 387-5111
1102 S Center Ave
Merrill, WI 54452
Phone (715) 536-3399
9576 State Highway 70
Minocqua, WI 54548
Phone (715) 358-1000
N3708 River Ave
Neillsville, WI 54456
Phone (715) 743-3101
1700 W Stout St
Rice Lake, WI 54868
Phone (715) 236-6133
201 14th St
Wheatland, WY 82201
Phone (307) 322-3636
1106 Big Horn Ave
Worland, WY 82401
Phone (307) 347-3221
Interoperability endpoints
- him@marshfieldclinichealthsystem.cernerdirect.com
Organizations & group practices 21
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
- Multi-Specialty Clinic/Center
- Greeley, CO
- NPI 1073899134
-
dba CPMG
- Internal Medicine Physician
- Denver, CO
- NPI 1760599724
Obstetrics & Gynecology
-
dba Ctsa Cardiac Thor Surg
- Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
- Colorado Springs, CO
- NPI 1356783351
-
dba Marshfield Medical Center - Beaver Dam Professional Services
- Clinic/Center
- Beaver Dam, WI
- NPI 1972188555
-
dba Marshfield Medical Center - Dickinson Professional Services
- Emergency Medical Services (Emergency Medicine) Physician
- Iron Mountain, MI
- NPI 1891751186
Obstetrics & Gynecology
-
dba MMC - Park Falls Outreach Services
- Clinic/Center
- Park Falls, WI
- NPI 1194317966
-
dba Marshfield Medical Center - Park Falls
- Critical Access Hospital
- Park Falls, WI
- NPI 1700963048
-
dba Marshfield Medical Center - Rice Lake Professional Services
- Clinic/Center
- Rice Lake, WI
- NPI 1093201832
-
dba Marshfield Clinic Florida Teleradiology/Telehealth
- Clinic/Center
- Marshfield, WI
- NPI 1952347981
-
dba Marshfield Medical Center - Ladysmith
- Critical Access Hospital
- Ladysmith, WI
- NPI 1952890873
-
dba Marshfield Medical Center - Neillsville
- Critical Access Hospital
- Neillsville, WI
- NPI 1346239373
Hospital & facility affiliations 12
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Loveland, CO
- NPI 1174231682
-
- Critical Access Hospital
- Greeley, CO
- NPI 1255971404
-
- General Acute Care Hospital
- Greeley, CO
- NPI 1477376986
-
- Special Hospital
- Loveland, CO
- NPI 1487535431
-
- Critical Access Hospital
- Greeley, CO
- NPI 1578103750
-
- General Acute Care Hospital
- Greeley, CO
- NPI 1720004450
-
- Critical Access Hospital
- Greeley, CO
- NPI 1831739267
-
dba Mountain Vista
- General Acute Care Hospital
- Greeley, CO
- NPI 1962103622
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1152489600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1765843200000",
"number": "1306879333",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "10350 E DAKOTA AVE",
"city": "DENVER",
"state": "CO",
"postal_code": "802471314"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "11245 HURON ST",
"city": "WESTMINSTER",
"state": "CO",
"postal_code": "802342806",
"telephone_number": "303-338-4545"
}
],
"practiceLocations": [
{
"address_1": "785 Russell St",
"address_purpose": "LOCATION",
"city": "Craig",
"state": "CO",
"postal_code": "816252019",
"country_code": "US",
"telephone_number": "970-826-2400",
"fax_number": "970-826-2429",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "SUMMERS",
"first_name": "JAMES",
"middle_name": "MICHAEL",
"name_prefix": "Dr.",
"credential": "D.O.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-07-10",
"last_updated": "2025-12-16",
"certification_date": "2025-12-16",
"status": "A"
},
"taxonomies": [
{
"code": "207V00000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology",
"state": "WI",
"license": "13011",
"primary": false
},
{
"code": "207V00000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology",
"state": "CO",
"license": "CDRH.0041642",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "08089833",
"state": "CO"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "9000112347",
"state": "CO"
}
],
"endpoints": [
{
"endpointType": "SOAP",
"endpointTypeDescription": "SOAP URL",
"endpoint": "https://careepiceast.kp.org:14430/Interconnect-prodcom/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ceq",
"affiliation": "N",
"endpointDescription": "Carequality",
"use": "HIE",
"useDescription": "Health Information Exchange (HIE)",
"contentType": "OTHER",
"contentTypeDescription": "Other",
"contentOtherDescription": "C-CDA",
"address_1": "11245 Huron St",
"city": "Westminster",
"state": "CO",
"country_code": "US",
"postal_code": "802342806",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "him@marshfieldclinichealthsystem.cernerdirect.com",
"affiliation": "N",
"address_1": "9576 Hwy 70",
"city": "Minocqua",
"state": "WI",
"country_code": "US",
"postal_code": "545489067",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Westminster, CO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 16, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.