Olivia Hazy Stillman, CNM

Primary specialty

Advanced Practice MidwifeTaxonomy code 367A00000X

License

236516 Issued in CA

Practice address

545 Whitney Ave Apt 4
New Haven, CT 06511-2238

Phone

(323) 819-0220

NPI assigned

Jul 3, 2023

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in CT, CA2 enrollments

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: No
• Power mobility devices: No
• Hospice: No

Green means eligible to order or refer.

Enrollment records 2

Specialty

Certified Nurse Midwife (CNM)

Education

Other, 2023

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Enloe Medical CenterGroup PAC ID 9739092388, 330 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Enloe Health Hospital, Chico, CA, CCN 050039

Medicare enrollment (NPD)

Enrolled

Credentials

Certified Nurse Midwife

Practice roles

Locations

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.

• Enloe Medical Center

  dba Enloe Women's Services

  • Obstetrics & Gynecology Physician
  • Chico, CA
  • NPI 1023420726
  Medicare reassignment Care Compare group NPD
• Planned Parenthood of Southern New England, Inc.

  • Ambulatory Family Planning Facility
  • New Haven, CT
  • NPI 1174633143
  Medicare reassignment NPD
• Enloe Medical Center

  dba Enloe Op Center Pharmacy

  • Community/Retail Pharmacy
  • Chico, CA
  • NPI 1912949538
  NPD
• Enloe Medical Center

  dba Enloe Cardiology Services

  • Cardiovascular Disease Physician
  • Chico, CA
  • NPI 1720099328
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Enloe Medical Center

  • General Acute Care Hospital
  • Chico, CA
  • NPI 1417901091
  Care Compare affiliation

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

{
    "created_epoch": "1688342400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1740355200000",
    "number": "1730866534",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "545 WHITNEY AVE APT 4",
            "city": "NEW HAVEN",
            "state": "CT",
            "postal_code": "065112238",
            "telephone_number": "323-819-0220"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "545 WHITNEY AVE APT 4",
            "city": "NEW HAVEN",
            "state": "CT",
            "postal_code": "065112238",
            "telephone_number": "323-819-0220"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "STILLMAN",
        "first_name": "OLIVIA",
        "middle_name": "HAZY",
        "credential": "CNM",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2023-07-03",
        "last_updated": "2025-02-24",
        "certification_date": "2025-02-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367A00000X",
            "taxonomy_group": "",
            "desc": "Advanced Practice Midwife",
            "state": "CA",
            "license": "236516",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Abigail Stewart, PHARMD
• James William Stewart II, MD
• Jonathan Stewart, PAC
• Laticia Stewart, MD
• Still I Strive, LLC
• Kelly M Stinchon, LCSW
• Jan Stingl, M.D.
• David Stitelman, MD
• Edward Cooper Stites, M.D.
• Victoria Stob, LCSW

• Advanced Practice Midwife in New Haven, CT
• Providers in New Haven, CT by specialty
• Advanced Practice Midwife in Connecticut

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 24, 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.
• 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.

Verify at the official NPI Registry.