Phillip Alexander Williams, MD - Medicare Obstetrics/gynecology in Flagstaff, AZ

Phillip Alexander Williams, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Flagstaff, Arizona. He went to University Of Utah School Of Medicine and graduated in 1992 and has 32 years of diverse experience with area of expertise as Obstetrics/gynecology. He is a member of the group practice Genesis Ob Gyn Pllc and his current practice location is 1100 N San Francisco St, Suite B, Flagstaff, Arizona. You can reach out to his office (for appointments etc.) via phone at (928) 779-7853.

Phillip Alexander Williams is licensed to practice in Arizona (license number 25398) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1437143716.

Contact Information

Phillip Alexander Williams, MD
1100 N San Francisco St, Suite B,
Flagstaff, AZ 86001-3260
(928) 779-7853
(928) 774-0508

Map and Direction




Physician's Profile

Full NamePhillip Alexander Williams
GenderMale
SpecialityObstetrics/gynecology
Experience32 Years
Location1100 N San Francisco St, Flagstaff, Arizona
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Phillip Alexander Williams attended and graduated from University Of Utah School Of Medicine in 1992
  NPI Data:
  • NPI Number: 1437143716
  • Provider Enumeration Date: 09/01/2005
  • Last Update Date: 05/14/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 6305743568
  • Enrollment ID: I20031219000741

Medical Identifiers

Medical identifiers for Phillip Alexander Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1437143716NPI-NPPES
386062MedicaidAZ

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology 25398 (Arizona)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Flagstaff Medical CenterFlagstaff, AZHospital
Verde Valley Medical CenterCottonwood, AZHospital

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. Phillip Alexander Williams allows following entities to bill medicare on his behalf.
Entity NamePhillip A Williams Md Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1316048838
PECOS PAC ID: 6507763752
Enrollment ID: O20031216000307
Entity NameGenesis Ob Gyn Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1992994214
PECOS PAC ID: 4284724279
Enrollment ID: O20071213000739

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. Phillip Alexander Williams 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
Phillip Alexander Williams, MD
1100 N San Francisco St, Suite B,
Flagstaff, AZ 86001-3260

Ph: (928) 779-7853
Phillip Alexander Williams, MD
1100 N San Francisco St, Suite B,
Flagstaff, AZ 86001-3260

Ph: (928) 779-7853

Reviews and Comments


Obstetrics & Gynecology Doctors in Flagstaff, AZ

Kathleen E Willard, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 1150 N San Francisco St, Flagstaff, AZ 86001
Phone: 928-779-7840    Fax: 928-779-7895
Dr. John Paul Graziano, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 2920 N 4th St, Flagstaff, AZ 86004
Phone: 928-522-9400    
Paul Pearson Panasiuk, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 2920 N 4th St, Flagstaff, AZ 86004
Phone: 928-522-9400    
Audrey Jean Roberts, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 1100 N San Francisco St Ste B, Flagstaff, AZ 86001
Phone: 928-779-7851    Fax: 928-213-9990
Dr. Jennifer L. Graff, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1100 North San Francisco St., #b, Flagstaff, AZ 86001
Phone: 928-779-7854    Fax: 928-774-0508
Richard Kent Johansen, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 1100 N San Francisco St, Ste B, Flagstaff, AZ 86001
Phone: 928-779-7851    Fax: 928-774-0508
Cora F Salvino, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 2920 N 4th St, Flagstaff, AZ 86004
Phone: 928-522-9400    

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).

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