Active NPI
Kurt Dieter Dittmar, MD
- Anesthesiology Physician
- Walnut Creek, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anesthesiology Physician
- License
- A75232
- Practice address
- 1607 Ygnacio Valley Rd
Walnut Creek, CA 94598-3122 - Phone
- (925) 939-3000
- Fax
- (925) 947-5286
- NPI assigned
- Jun 11, 2006
- 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 |
|---|---|---|---|---|
| Anesthesiology Physician | 207L00000X | A75232 | CA | Primary |
Addresses
Primary practice location
1607 Ygnacio Valley Rd
Walnut Creek, CA 94598-3122
Mailing address
PO Box 7793
San Francisco, CA 94120-7793
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 00A752320 | Medicaid | CA |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Anesthesiology
- Education
- University of Michigan Medical School, 1999
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
3370 Geary Blvd
San Francisco, CA 94118-3324
Phone (415) 379-7500
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| A75232 | CA | MD | Anesthesiology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| UCSF Medical Group Business Services | Current | Accepting new patients | |
| UCSF Medical Group Business Services | Current | Accepting new patients | |
| University of California San Francisco | Current | Accepting new patients | |
| John Muir Trauma Physicians Billing Service | Current | Accepting new patients | |
| John Muir Trauma Physicians Billing Service | Anesthesiology | Current | Accepting new patients |
| Cep America - Anesthesia PC | Anesthesiology | Current | Accepting new patients |
| Cep America - Anesthesia, PC | Anesthesiology | Current | Accepting new patients |
| University of California San Francisco | Current | Accepting new patients | |
| University Anesthesia Medical Group | Anesthesiology | Current | Accepting new patients |
| G2 Anesthesia PC | Anesthesiology | Current | Accepting new patients |
| John Muir Health | Past | Accepting new patients | |
| UCSF Medical Center | Anesthesiology | Past | Accepting new patients |
| University of California San Francisco | Past | Accepting new patients | |
| John Muir Health | Past | Accepting new patients |
Locations
3100 San Pablo Ave
Berkeley, CA 94702
Phone (510) 985-5020
429 Llewellyn Ave
Campbell, CA 95008
Phone (408) 358-5000
2000 Mowry Ave
Fremont, CA 94538
Phone (510) 793-6653
975 S Fairmont Ave
Lodi, CA 95240
Phone (209) 339-7575
15047 Los Gatos Blvd
Ste 150
Los Gatos, CA 95032
Phone (408) 356-2244
1601 Cummins Dr
Ste D
Modesto, CA 95358
Phone (510) 851-7423
505 Parnassus Ave
San Francisco, CA 94143
Phone (415) 476-9058
2001 The Embarcadero
Ofc Of
San Francisco, CA 94143
Phone (628) 224-5503
521 Parnassus Ave
Fl 4
San Francisco, CA 94143
Phone (415) 476-9035
2330 Post St
San Francisco, CA 94115
Phone (415) 502-4444
3370 Geary Blvd
San Francisco, CA 94118
Phone (415) 379-7500
400 Parnassus Ave
#A632
San Francisco, CA 94143
Phone (415) 473-1000
2425 Samaritan Dr
San Jose, CA 95124
Phone (408) 354-2114
1601 Ygnacio Valley Rd
Walnut Creek, CA 94598
Phone (925) 295-1545
133 La Casa Via
Ste 150
Walnut Creek, CA 94598
Phone (925) 210-8400
1601 Ygnacio Valley Rd
#100
Walnut Creek, CA 94598
Phone (925) 947-5245
2021 Ygnacio Valley Rd
Ste H102
Walnut Creek, CA 94598
Phone (866) 678-4320
Organizations & group practices 14
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
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-
- Internal Medicine Physician
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-
- Anesthesiology Physician
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-
- Pediatrics Physician
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- NPI 1861578973
-
- Trauma Surgery Physician
- Walnut Creek, CA
- NPI 1962551861
Anesthesiology
-
- Health Service Clinic/Center
- San Francisco, CA
- NPI 1194115246
-
- Community/Retail Pharmacy
- San Francisco, CA
- NPI 1659141711
-
- Anesthesiology Physician
- Langhorne, PA
- NPI 1093678229
-
- Rehabilitation Hospital Unit
- Walnut Creek, CA
- NPI 1447269303
-
- General Acute Care Hospital
- Concord, CA
- NPI 1801821376
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1149984000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1003858697",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 7793",
"city": "SAN FRANCISCO",
"state": "CA",
"postal_code": "941207793"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1607 YGNACIO VALLEY RD",
"city": "WALNUT CREEK",
"state": "CA",
"postal_code": "945983122",
"telephone_number": "925-939-3000",
"fax_number": "925-947-5286"
}
],
"practiceLocations": [],
"basic": {
"last_name": "DITTMAR",
"first_name": "KURT",
"middle_name": "DIETER",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-06-11",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "CA",
"license": "A75232",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "00A752320",
"state": "CA"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Walnut Creek, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; 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.