Ann A Warn, MD - Medicare Ophthalmology in Lawton, OK

Ann A Warn, MD is a medicare enrolled "Ophthalmology" physician in Lawton, Oklahoma. She went to University Of Kansas School Of Med (kc/wich/sal) and graduated in 1990 and has 34 years of diverse experience with area of expertise as Ophthalmology. She is a member of the group practice Dean Mcgee Eye Institute and her current practice location is 3201 W Gore Blvd, Lawton, Oklahoma. You can reach out to her office (for appointments etc.) via phone at (580) 250-5855.

Ann A Warn is licensed to practice in Oklahoma (license number 17787) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1316916794.

Contact Information

Ann A Warn, MD
3201 W Gore Blvd,
Lawton, OK 73505-6378
(580) 250-5855
(580) 250-5808

Map and Direction




Physician's Profile

Full NameAnn A Warn
GenderFemale
SpecialityOphthalmology
Experience34 Years
Location3201 W Gore Blvd, Lawton, Oklahoma
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Ann A Warn attended and graduated from University Of Kansas School Of Med (kc/wich/sal) in 1990
  NPI Data:
  • NPI Number: 1316916794
  • Provider Enumeration Date: 03/16/2006
  • Last Update Date: 08/04/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 4385778877
  • Enrollment ID: I20100819000573

Medical Identifiers

Medical identifiers for Ann A Warn such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1316916794NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207W00000XOphthalmology 17787 (Oklahoma)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Comanche County Memorial HospitalLawton, OKHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Dean Mcgee Eye Institute377949535340

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Ann A Warn allows following entities to bill medicare on her behalf.
Entity NameDean Mcgee Eye Institute
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1245209675
PECOS PAC ID: 3779495353
Enrollment ID: O20031103000297

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Ann A Warn is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Ann A Warn, MD
608 Stanton L Young Blvd,
Oklahoma City, OK 73104-5014

Ph: (405) 271-6060
Ann A Warn, MD
3201 W Gore Blvd,
Lawton, OK 73505-6378

Ph: (580) 250-5855

Reviews and Comments


Ophthalmology Doctors in Lawton, OK

Dr. Joseph James Young, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 4214 Sw Lee Blvd, Lawton, OK 73505
Phone: 580-353-5860    Fax: 580-353-0792
Dr. Jean Renee Hausheer, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 3201 W Gore Blvd, Suite 200, Lawton, OK 73505
Phone: 580-250-5855    Fax: 580-250-5808

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.