Individual provider Active NPI

John Thomas Paas, M.D.

  • Obstetrics & Gynecology Physician
  • Orange, CA
National Provider Identifier
1245322908
Registry record updated Jun 2, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Obstetrics & Gynecology PhysicianTaxonomy code 207V00000X
License
G84828 Issued in CA
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

Updated by the provider on Jun 2, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
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

IdentifierTypeStateIssuer
CC8221OtherNVANTHEM B/C B/S
2016992MedicaidNV

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in UT, CA2 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20161018000807 UT Practitioner - Obstetrics/Gynecology 7416031075 Reassigns benefits to 1 organization
I20170201000701 CA Practitioner - Obstetrics/Gynecology 7416031075 Reassigns benefits to 8 organizations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
G84828CAMDObstetrics & Gynecology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Ihc Health Services, Inc. CurrentSince Oct 1, 2016 Accepting new patients
Capital OB/GYN, Inc. Obstetrics & Gynecology CurrentSince Dec 15, 2021 Accepting new patients
Emergency and Acute Care Medical Corporation CurrentSince Nov 1, 2025 Accepting new patients
Obhg California, P.C. Obstetrics & Gynecology CurrentSince Dec 26, 2016 Accepting new patients
DHP of California Medical Group Inc Obstetrics & Gynecology CurrentSince Nov 1, 2022 Accepting new patients
Community Hospital of the Monterey Peninsula CurrentSince Apr 16, 2024 Accepting new patients
Enloe Medical Center CurrentSince Jul 1, 2022 Accepting new patients
Community Hospital of the Monterey Peninsula CurrentSince Apr 16, 2024 Accepting new patients
Regents of the University of California Obstetrics & Gynecology CurrentSince Aug 1, 2025 Accepting new patients
Ihc Health Services Inc Current Accepting new patients
Enloe Medical Center Obstetrics & Gynecology CurrentSince Jul 1, 2022 Accepting new patients
Montage Medical Group CurrentSince Dec 1, 2023 Accepting new patients
Ihc Health Services Inc CurrentSince Oct 1, 2016 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

  • Direct secure messaging: 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.

View all 13

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

Verify at the official NPI Registry.