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MRS. CHRISTINA A FOSTER PA-C
NPI 1649321837
Physician Assistant in Peoria, AZ

Active since January 15, 2007PECOS EnrolledAccepts Medicare Assignment
13943 N. 91ST AVE, BUILDING I, PEORIA, AZ 85381(623) 815-2690(623) 815-2689 Get Directions Write a Review

NPPES record last updated: July 14, 2016. Verified against the NPPES registry weekly; last sync: September 13, 2026.

Record update history: Jul 14, 2016, Nov 19, 2015 (2 updates tracked since 2015).

About Mrs. Christina A Foster Pa-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. CHRISTINA A FOSTER PA-C (NPI 1649321837) is an individual physician assistant in Peoria, Arizona, licensed in Arizona (3399) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS and is a graduate of Other (2002).

NPPES Registry Identity

NPI1649321837
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMRS. CHRISTINA A FOSTERCredential: PA-C
Location Address13943 N. 91ST AVE, BUILDING IPeoria, AZ 85381-3692
Mailing Address13943 N. 91st Ave, Building IPeoria, AZ 85381-3692 · (623) 815-2690
Phone(623) 815-2690
Fax(623) 815-2689
Sole ProprietorNo
Medical School CMSOtherGraduated 2002
Enumeration DateJanuary 15, 2007
Last NPPES UpdateJuly 14, 20162 updates tracked since enumeration
✔ NPI 1649321837 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in AZ · 3399
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
Also ListedPhysician Assistant · MedicalTaxonomy 363AM0700X · License 3399 (AZ)
13943 N. 91ST AVE, BUILDING I, Peoria, AZ 85381
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Other Names 1

Former Name (1)Ms. Christina A. Black Pa

Other Identifiers 1

Medicare PINZ121428AZ

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Oscar Health Plan, Inc..Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mrs. Christina A Foster Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7315948064
PECOS Enrollment IDI20070123000286
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, denosumab, 1 mg J0897
Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.
3,540 services34 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
225 services96 patients
Injection of drug or substance under skin or into muscle 96372
This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
112 services40 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
89 services43 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
18 services18 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85381 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$85.89 typical visit price
range $55.44 – $168.60
Typical copayment $21.47 (range $13.86 – $42.15)
Most-billed visit code 99203
Established Patient
$69.24 typical visit price
range $17.72 – $137.41
Typical copayment $17.31 (range $4.43 – $34.35)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Christina Foster's NPI number?

The NPI number for Christina Foster is 1649321837. It was assigned to this individual provider in the NPPES registry on January 15, 2007. The provider is also known as Ms. Christina A. Black PA.

Where is Christina Foster located?

Christina Foster practices at 13943 N. 91st Ave, Building I, Peoria, AZ 85381. The listed phone number is (623) 815-2690.

What is Christina Foster's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Christina Foster enrolled in Medicare?

Yes. Christina Foster is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Christina Foster accept?

Health plans from Ambetter from Arizona Complete Health and Oscar Health Plan, Inc. list Christina Foster as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Christina Foster was last updated on July 14, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.