NPIMap

Individual provider Active NPI

Ann A Warn, M.D.

  • Ophthalmology Physician
  • Lawton, OK
National Provider Identifier
1316916794
Registry record updated Aug 4, 2020
On this page

Key facts

NPPES NPI Registry
Primary specialty
Ophthalmology PhysicianTaxonomy code 207W00000X
License
17787 Issued in OK
Practice address
3201 W Gore Blvd
Lawton, OK 73505-6378
Phone
(580) 250-5855
Fax
(580) 250-5808
NPI assigned
Mar 16, 2006
Last updated
Aug 4, 2020By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 4, 2020

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Ophthalmology Physician 207W00000X 17787 OK Primary

Addresses

Primary practice location

3201 W Gore Blvd
Lawton, OK 73505-6378

Mailing address

608 Stanton L Young Blvd
Oklahoma City, OK 73104-5014
Phone (405) 271-6060

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address awarn@directdmei.org

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20100819000573 OK Practitioner - Ophthalmology 4385778877 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Ophthalmology
Education
University of Kansas School of Med (KC/Wich/Sal), 1990
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Dean McGee Eye InstituteGroup PAC ID 3779495353, 41 clinicians
Ou Health Partners IncGroup PAC ID 5991105876, 1,167 clinicians

Practice addresses (Care Compare)

3201 W Gore Blvd
Suite 200
Lawton, OK 73505-6350
Phone (580) 250-5855

900 NE 10TH St
Ouhp Family Medicine
Oklahoma City, OK 73104-5420
Phone (572) 244-0065

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
84.78 of 100Reported as group
Quality
73.92
Promoting interoperability
100
Improvement activities
40
Cost
75.36

Procedures performed for Medicare patients

ProcedureNumber of procedures
Cataract surgery227

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
17787OKMDOphthalmology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Dean McGee Eye Institute Ophthalmology CurrentSince Jul 5, 1994 Accepting new patients
Ou Health Partners, Inc CurrentSince Dec 8, 2025 Accepting new patients
Ou Health Partners, Inc CurrentSince Dec 8, 2025 Accepting new patients
Dean McGee Eye Institute CurrentSince Jul 5, 1994 Accepting new patients
University of Oklahoma Heal Sci Ctr College of Medicine Ophthalmology Ophthalmology Past Accepting new patients

Locations

3201 W Gore Blvd
Lawton, OK 73505
Phone (580) 250-5385

3201 W Gore Blvd
Ste 200
Lawton, OK 73505
Phone (405) 271-6060

608 Stanton L Young Blvd
Oklahoma City, OK 73104
Phone (405) 271-6060

900 NE 10th St
Oklahoma City, OK 73104
Phone (405) 271-2230

Interoperability endpoints

  • Direct secure messaging: aacerswarn71235@ouhealth.direct-ci.net

Organizations & group practices 5

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.

Hospital & facility affiliations 3

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

NPI Registry JSON

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

{
    "created_epoch": "1142467200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1596499200000",
    "number": "1316916794",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "608 STANTON L YOUNG BLVD",
            "city": "OKLAHOMA CITY",
            "state": "OK",
            "postal_code": "731045014",
            "telephone_number": "405-271-6060"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3201 W GORE BLVD",
            "city": "LAWTON",
            "state": "OK",
            "postal_code": "735056378",
            "telephone_number": "580-250-5855",
            "fax_number": "580-250-5808"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WARN",
        "first_name": "ANN",
        "middle_name": "A",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-03-16",
        "last_updated": "2020-08-04",
        "certification_date": "2020-08-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "OK",
            "license": "17787",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "awarn@directdmei.org",
            "affiliation": "N",
            "address_1": "3201 W Gore Blvd",
            "city": "Lawton",
            "state": "OK",
            "country_code": "US",
            "postal_code": "735056378",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Lawton, OK

Sources for this page

Verify at the official NPI Registry.