Active NPI
John Thomas Paas, M.D.
- Obstetrics & Gynecology Physician
- Orange, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Obstetrics & Gynecology Physician
- License
- G84828
- Practice address
- 101 The City Dr S
Orange, CA 92868-3201 - Phone
- (800) 465-3203
- NPI assigned
- Sep 29, 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Obstetrics Physician | 207VX0000X | 9889680-1205 | UT | |
| Obstetrics & Gynecology Physician | 207V00000X | G84828 | CA | Primary |
Addresses
Primary practice location
101 The City Dr S
Orange, CA 92868-3201
Mailing address
100 Wilson Rd Ste 100
Monterey, CA 93940-7885
Phone (831) 242-8394
Other practice location 1
23845 Holman Hwy Ste 227
Monterey, CA 93940-5901
Phone (831) 620-0700
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| CC8221 | Other | NV | ANTHEM B/C B/S |
| 2016992 | Medicaid | NV |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in UT, CA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| G84828 | CA | MD | Obstetrics & Gynecology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Ihc Health Services, Inc. | Current | Accepting new patients | |
| Capital OB/GYN, Inc. | Obstetrics & Gynecology | Current | Accepting new patients |
| Emergency and Acute Care Medical Corporation | Current | Accepting new patients | |
| Obhg California, P.C. | Obstetrics & Gynecology | Current | Accepting new patients |
| DHP of California Medical Group Inc | Obstetrics & Gynecology | Current | Accepting new patients |
| Community Hospital of the Monterey Peninsula | Current | Accepting new patients | |
| Enloe Medical Center | Current | Accepting new patients | |
| Community Hospital of the Monterey Peninsula | Current | Accepting new patients | |
| Regents of the University of California | Obstetrics & Gynecology | Current | Accepting new patients |
| Ihc Health Services Inc | Current | Accepting new patients | |
| Enloe Medical Center | Obstetrics & Gynecology | Current | Accepting new patients |
| Montage Medical Group | Current | Accepting new patients | |
| Ihc Health Services Inc | Current | Accepting new patients |
Locations
2450 Ashby Ave
Berkeley, CA 94705
Phone (510) 204-1566
1665 Esplanade
Chico, CA 95926
Phone (530) 332-5070
5555 Grossmont Center Dr
La Mesa, CA 91942
Phone (619) 465-0711
23625 Wr Holman Hwy
Monterey, CA 93940
Phone (831) 622-2708
23845 Holman Hwy
Ste 227
Monterey, CA 93940
Phone (831) 582-2100
100 Wilson Rd
Ste 100
Monterey, CA 93940
Phone (831) 242-8301
23845 Holman Hwy
Ste 210
Monterey, CA 93940
Phone (831) 620-0296
101 The City Dr S
Orange, CA 92868
Phone (714) 456-6054
77 Cadillac Dr
Ste 230
Sacramento, CA 95825
Phone (916) 920-2082
7901 Frost St
San Diego, CA 92123
Phone (619) 541-3400
1010 Murray Ave
Sn Luis Obisp, CA 93405
Phone (805) 546-7600
2101 Stone Blvd
Ste 110
West Sacramento, CA 95691
Phone (916) 920-2082
700 S Highway 99
Ste 3
Fillmore, UT 84631
Phone (435) 743-5555
900 Round Valley Dr
Ste 200
Park City, UT 84060
Phone (435) 658-7246
Interoperability endpoints
- jpaas602822@hisp.ehr.sutterhealth.org
Organizations & group practices 13
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.
-
- Obstetrics & Gynecology Physician
- Sacramento, CA
- NPI 1730136680
-
- General Acute Care Hospital
- Monterey, CA
- NPI 1225285810
-
- Obstetrics & Gynecology Physician
- Stockton, CA
- NPI 1679836084
-
- Emergency Medicine Physician
- San Diego, CA
- NPI 1437103942
-
- Obstetrics & Gynecology Physician
- Chico, CA
- NPI 1023420726
-
- Internal Medicine Physician
- Carmel, CA
- NPI 1770710709
-
- Obstetrics & Gynecology Physician
- Orange, CA
- NPI 1356304034
-
- Multi-Specialty Clinic/Center
- Sandy, UT
- NPI 1942325154
-
- General Acute Care Hospital
- Monterey, CA
- NPI 1932197258
-
- Community/Retail Pharmacy
- Chico, CA
- NPI 1912949538
-
- Midwife
- Orem, UT
- NPI 1336440262
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1159488000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1748822400000",
"number": "1245322908",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "100 WILSON RD STE 100",
"city": "MONTEREY",
"state": "CA",
"postal_code": "939407885",
"telephone_number": "831-242-8394"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "101 THE CITY DR S",
"city": "ORANGE",
"state": "CA",
"postal_code": "928683201",
"telephone_number": "800-465-3203"
}
],
"practiceLocations": [
{
"address_1": "23845 Holman Hwy Ste 227",
"address_purpose": "LOCATION",
"city": "Monterey",
"state": "CA",
"postal_code": "939405901",
"country_code": "US",
"telephone_number": "831-620-0700",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "PAAS",
"first_name": "JOHN",
"middle_name": "THOMAS",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-09-29",
"last_updated": "2025-06-02",
"certification_date": "2025-06-02",
"status": "A"
},
"taxonomies": [
{
"code": "207VX0000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology, Obstetrics",
"state": "UT",
"license": "9889680-1205",
"primary": false
},
{
"code": "207V00000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology",
"state": "CA",
"license": "G84828",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "ANTHEM B/C B/S",
"identifier": "CC8221",
"state": "NV"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "2016992",
"state": "NV"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Orange, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 2, 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.