Tiffany Simpson-vassall, NP - Medicare Nurse Practitioner in Laveen, AZ

Tiffany Simpson-vassall, NP is a medicare enrolled "Nurse Practitioner - Obstetrics & Gynecology" in Laveen, Arizona. She graduated from nursing school in 2004 and has 22 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice Mountain Park Health Center and her current practice location is 17487 S Healthcare Dr, Laveen, Arizona. You can reach out to her office (for appointments etc.) via phone at (520) 550-6000.

Tiffany Simpson-vassall is licensed to practice in Arizona (license number AP1935) 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 1700846599.

Contact Information

Tiffany Simpson-vassall, NP
17487 S Healthcare Dr,
Laveen, AZ 85339-8500
(520) 550-6000
(520) 550-6027

Map and Direction




Provider's Profile

Full NameTiffany Simpson-vassall
GenderFemale
SpecialityNurse Practitioner
Experience22 Years
Location17487 S Healthcare Dr, Laveen, Arizona
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:
  • Tiffany Simpson-vassall graduated from nursing school in 2004
  NPI Data:
  • NPI Number: 1700846599
  • Provider Enumeration Date: 03/24/2006
  • Last Update Date: 11/24/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 6103857198
  • Enrollment ID: I20050830000340

Medical Identifiers

Medical identifiers for Tiffany Simpson-vassall such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1700846599NPI-NPPES
863648MedicaidAZ

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
163W00000XRegistered Nurse RN109710 (Arizona)Secondary
363LX0001XNurse Practitioner - Obstetrics & Gynecology AP1935 (Arizona)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mountain Park Health Center832594964795

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. Tiffany Simpson-vassall allows following entities to bill medicare on her behalf.
Entity NameMountain Park Health Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1558308825
PECOS PAC ID: 8325949647
Enrollment ID: O20040119000460

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. Tiffany Simpson-vassall 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
Tiffany Simpson-vassall, NP
Po Box 115,
Sacaton, AZ 85147-0002

Ph: (520) 796-2600
Tiffany Simpson-vassall, NP
17487 S Healthcare Dr,
Laveen, AZ 85339-8500

Ph: (520) 550-6000

Reviews and Comments


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Isin Santos, PMHNP
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Mrs. Suja Varghese, FNP-C
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 17487 S Healthcare Dr, Laveen, AZ 85339
Phone: 602-528-1200    Fax: 520-550-6292
Norbert N Mwangi, FNP
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Medicare: Accepting Medicare Assignments
Practice Location: 5099 W Dobbins Rd Unit B, Laveen, AZ 85339
Phone: 602-688-2338    Fax: 949-222-3462

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.