Individual provider Active NPI

Melissa Louise Ennen, M.D.

  • Anesthesiology Physician
  • Walnut Creek, CA
National Provider Identifier
1316134885
Registry record updated Jun 21, 2018
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
A95735 Issued in CA
Practice address
2637 Shadelands Dr
Walnut Creek, CA 94598-2512
Phone
(925) 932-6330
Fax
(925) 932-0139
NPI assigned
Sep 28, 2007
Last updated
Jun 21, 2018By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 21, 2018

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X A95735 CA Primary

Addresses

Primary practice location

2637 Shadelands Dr
Walnut Creek, CA 94598-2512

Mailing address

210 N Tustin Ave
Santa Ana, CA 92705-3807
Phone (714) 347-1010

Other practice location 1

365 Lennon Ln Ste 250
Walnut Creek, CA 94598-5915
Phone (925) 932-6330

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
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20120306000467 CA Practitioner - Anesthesiology 8921172743 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Perelman School of Med at the University of Pennsylvania, 2003
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Cep America - Anesthesia PCGroup PAC ID 3678897915, 849 clinicians

Practice addresses (Care Compare)

100 Park PL
Suite 110
San Ramon, CA 94583-4460
Phone (925) 413-0407

2000 Mowry Ave
Fremont, CA 94538-1716
Phone (510) 797-1111

2405 Shadelands Dr
Suite 200
Walnut Creek, CA 94598-5916
Phone (925) 935-6700

460 N Wiget LN
Suite a
Walnut Creek, CA 94598-2408
Phone (925) 378-4949

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Pontine Incorporated Anesthesiology CurrentSince Dec 25, 2019 Accepting new patients
Cep America - Anesthesia PC Anesthesiology CurrentSince Apr 1, 2023 Accepting new patients
John Muir Trauma Physicians Billing Service Current Accepting new patients
Cep America - Anesthesia PC Anesthesiology CurrentSince Apr 1, 2023 Accepting new patients
Cep America - Anesthesia, PC Anesthesiology Current Accepting new patients
John Muir Trauma Physicians Billing Service Anesthesiology CurrentSince Dec 3, 2012 Accepting new patients
Bass Medical Group Past Accepting new patients
American Anesthesiology of Minnesota, P.a. Anesthesiology Past Accepting new patients
Cep America - Anesthesia PC Anesthesiology Past Accepting new patients

Locations

2000 Mowry Ave
Fremont, CA 94538
Phone (510) 793-6653

975 S Fairmont Ave
Lodi, CA 95240
Phone (209) 339-7575

1601 Cummins Dr
Ste D
Modesto, CA 95358
Phone (510) 851-7423

100 Park Pl
Ste 110
San Ramon, CA 94583
Phone (925) 378-3624

2160 W Grant Line Rd
Ste 120
Tracy, CA 95377
Phone (209) 832-2095

1006 Nut Tree Rd
Vacaville, CA 95687
Phone (707) 446-2800

1601 Ygnacio Valley Rd
#100
Walnut Creek, CA 94598
Phone (925) 947-5245

2405 Shadelands Dr
Ste 200
Walnut Creek, CA 94598
Phone (615) 234-5924

Organizations & group practices 9

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.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1190937600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1529539200000",
    "number": "1316134885",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "210 N TUSTIN AVE",
            "city": "SANTA ANA",
            "state": "CA",
            "postal_code": "927053807",
            "telephone_number": "714-347-1010",
            "fax_number": "714-647-1245"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2637 SHADELANDS DR",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945982512",
            "telephone_number": "925-932-6330",
            "fax_number": "925-932-0139"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "365 Lennon Ln Ste 250",
            "address_purpose": "LOCATION",
            "city": "Walnut Creek",
            "state": "CA",
            "postal_code": "945985915",
            "country_code": "US",
            "telephone_number": "925-932-6330",
            "fax_number": "925-932-0139",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ENNEN",
        "first_name": "MELISSA",
        "middle_name": "LOUISE",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-09-28",
        "last_updated": "2018-06-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CA",
            "license": "A95735",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Walnut Creek, CA

Sources for this page

Verify at the official NPI Registry.