Active NPI
Cynthia Jo Hann, MD
- Pediatrics Physician
- San Ramon, CA
National Provider Identifier
1750372389
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatrics Physician
- License
- G72970
- Practice address
- 200 Porter Dr
Ste 300
San Ramon, CA 94583-1587 - Phone
- (925) 838-6500
- NPI assigned
- Nov 2, 2005
- Sex
- Female
- 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 |
|---|---|---|---|---|
| Pediatrics Physician | 208000000X | G72970 | CA | Primary |
Addresses
Primary practice location
200 Porter Dr
Ste 300
San Ramon, CA 94583-1587
Mailing address
200 Porter Dr
Ste 300
San Ramon, CA 94583-1587
Phone (925) 838-6511
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)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| G72970 | CA | MD | Pediatrics Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1130889600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1750372389",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "200 PORTER DR",
"address_2": "STE 300",
"city": "SAN RAMON",
"state": "CA",
"postal_code": "945831587",
"telephone_number": "925-838-6511",
"fax_number": "925-838-6544"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "200 PORTER DR",
"address_2": "STE 300",
"city": "SAN RAMON",
"state": "CA",
"postal_code": "945831587",
"telephone_number": "925-838-6500"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HANN",
"first_name": "CYNTHIA",
"middle_name": "JO",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2005-11-02",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "208000000X",
"taxonomy_group": "",
"desc": "Pediatrics",
"state": "CA",
"license": "G72970",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in San Ramon, 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.