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ANGELITA LYNNETTE POSTON SEITZ FNP-C
NPI 1063984029
Internal Medicine - Infectious Disease in Tucson, AZ

Active since December 31, 2018PECOS EnrolledAccepts Medicare Assignment
1230 S CHERRYBELL STRA, TUCSON, AZ 85713(520) 670-3909(520) 309-2560 Get Directions Write a Review

NPPES record last updated: March 25, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 25, 2025, Mar 3, 2025, Feb 28, 2025 and 4 more (7 updates tracked since 2018).

About Angelita Lynnette Poston Seitz Fnp-c NPPES

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

ANGELITA LYNNETTE POSTON SEITZ FNP-C (NPI 1063984029) is an individual infectious disease provider in Tucson, Arizona, licensed in Arizona (250526) and active in the NPI registry since December 2018. She is enrolled in Medicare PECOS and is a graduate of Other (2018).

NPPES Registry Identity

NPI1063984029
Entity TypeIndividualFemale
Primary Taxonomy207RI0200X
Provider Legal NameANGELITA LYNNETTE POSTON SEITZCredential: FNP-C
Location Address1230 S CHERRYBELL STRATucson, AZ 85713-1907
Mailing Address839 W Congress StTucson, AZ 85745-2819 · (520) 670-3909 · Fax (309) 309-2560
Phone(520) 670-3909
Fax(520) 309-2560
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateDecember 31, 2018
Last NPPES UpdateMarch 25, 20257 updates tracked since enumeration
NPPES CertifiedMarch 25, 2025
✔ NPI 1063984029 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in AZ · 250526
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
Also ListedFamily MedicineTaxonomy 207Q00000X · License 220526 (AZ)
1230 S CHERRYBELL STRA, Tucson, AZ 85713
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Antidote Health Plan of Arizona, Inc., Blue Cross Blue Shield of Arizona and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Angelita Lynnette Poston Seitz Fnp-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 ID8527395888
PECOS Enrollment IDI20190808002205
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.

Medicare Billing Reassignments

2

Medicare enrollment records show Angelita Poston Seitz reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

El Rio Santa Cruz Neighborhood Health Center, Inc
Same address
Federally Qualified Health Center (FQHC)
1230 S CHERRYBELL STRAVENUE
Tucson, AZ 85713
  • Reassigned Medicare billing, Arizona enrollment
  • 464 clinicians in this Medicare group
NPI 1790249837 (520) 670-3909
Arizona Community Physicians PC
3.9 mi
Internal Medicine
5055 E BROADWAY BLVD, SUITE A100
Tucson, AZ 85711
  • Reassigned Medicare billing, Arizona enrollment
  • 264 clinicians in this Medicare group
NPI 1205871076 (520) 327-0460

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 3

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.

Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
36 services16 patients
Blood test, comprehensive group of blood chemicals 80053
A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.
34 services15 patients
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025
A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.
32 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85713 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
$127.71 typical visit price
range $55.44 – $168.60
Typical copayment $31.92 (range $13.86 – $42.15)
Most-billed visit code 99204
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NELDA AKINBILE M.D.
Psychiatry & Neurology (Psychiatry)
1230 S CHERRYBELL STRA
TUCSON, AZ 85713
Pima County (520) 670-3909
PAUL L SACAMANO PHD, MPH, ANP-BC
Nurse Practitioner (Adult Health)
1230 S CHERRYBELL STRA
TUCSON, AZ 85713
Pima County (520) 670-3909
LISA BECKETT PHARMD
Pharmacist (Ambulatory Care)
1230 S CHERRYBELL STRA
TUCSON, AZ 85713
Pima County (520) 670-3909
JENNIFER TRAN D.O.
Psychiatry & Neurology (Psychiatry)
1230 S CHERRYBELL STRA
TUCSON, AZ 85713
Pima County (520) 670-3909
MS. JENNIFER BARRABEE LCSW
Social Worker (Clinical)
1230 S CHERRYBELL STRA
TUCSON, AZ 85713
Pima County (502) 670-3909
ELSA HERNANDEZ FNP-BC
Nurse Practitioner (Family)
1230 S CHERRYBELL STRA
TUCSON, AZ 85713
Pima County (520) 670-3909
JONATHAN REVEL LPC
Counselor
1230 S CHERRYBELL STRA
TUCSON, AZ 85713
Pima County (520) 670-3909
MRS. KAREN L HARDY-MYERS RDH
Dental Hygienist
1230 S CHERRYBELL STRA
TUCSON, AZ 85713
Pima County (520) 670-3909

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 Angelita Poston Seitz's NPI number?

The NPI number for Angelita Poston Seitz is 1063984029. It was assigned to this individual provider in the NPPES registry on December 31, 2018.

Where is Angelita Poston Seitz located?

Angelita Poston Seitz practices at 1230 S Cherrybell Stra, Tucson, AZ 85713. The listed phone number is (520) 670-3909.

What is Angelita Poston Seitz's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Angelita Poston Seitz enrolled in Medicare?

Yes. Angelita Poston Seitz 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.

Which organizations bill Medicare for Angelita Poston Seitz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Angelita Poston Seitz reassigns Medicare benefits to 2 organizations: El Rio Santa Cruz Neighborhood Health Center, Inc (Tucson, AZ) and Arizona Community Physicians PC (Tucson, AZ). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Angelita Poston Seitz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Angelita Poston Seitz accept?

Health plans from Ambetter from Arizona Complete Health, Antidote Health Plan of Arizona, Inc., Blue Cross Blue Shield of Arizona, Cigna HealthCare of Arizona, Inc and Oscar Health Plan, Inc. list Angelita Poston Seitz 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 Angelita Poston Seitz was last updated on March 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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.