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ANGELA DAWN HERNDON APN
NPI 1265548986
Nurse Practitioner in Mascoutah, IL

Active since August 23, 2006PECOS EnrolledAccepts Medicare Assignment
124 W MAIN ST, MASCOUTAH, IL 62258(618) 670-7801(636) 333-4510 Get Directions Write a Review

NPPES record last updated: August 19, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 19, 2026, Sep 20, 2024 (2 updates tracked since 2024).

About Angela Dawn Herndon Apn NPPES

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

ANGELA DAWN HERNDON APN (NPI 1265548986) is an individual nurse practitioner in Mascoutah, Illinois, licensed in Illinois (041328145) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS, is affiliated with St Josephs Hospital, and maintains a secondary practice location in Breese.

NPPES Registry Identity

NPI1265548986
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameANGELA DAWN HERNDONCredential: APN
Location Address124 W MAIN STMascoutah, IL 62258-2039
Mailing AddressPo Box 303Mascoutah, IL 62258-0303 · (618) 670-7801 · Fax (636) 333-4510
Phone(618) 670-7801
Fax(636) 333-4510
Sole ProprietorNo
Medical School CMSOtherGraduated 2005
Enumeration DateAugust 23, 2006
Last NPPES UpdateAugust 19, 20262 updates tracked since enumeration
NPPES CertifiedAugust 19, 2026
✔ NPI 1265548986 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in IL · 041328145
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
124 W MAIN ST, Mascoutah, IL 62258
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Secondary Practice Location 1

Location 1397 N Plum StBreese, IL 62230-1528 · Phone (618) 526-4700

Other Identifiers 1

Medicaid1265548986IL

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

Angela Dawn Herndon Apn 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 ID5496775678
PECOS Enrollment IDI20051202000177
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

3

Medicare enrollment records show Angela Herndon reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Rural Family Medicine Associates, Ltd
0.7 mi
Family Medicine
739 N JEFFERSON ST, SUITE 200
Mascoutah, IL 62258
  • Reassigned Medicare billing, Illinois enrollment
  • 10 clinicians in this Medicare group
NPI 1366639759 (618) 566-8810
Advanced Practice Nursing Services Inc
7.6 mi
Adult Health
746 URBANNA DR
Freeburg, IL 62243
  • Reassigned Medicare billing, Illinois enrollment
  • 4 clinicians in this Medicare group
NPI 1861867863 (618) 792-3586
Advantage Physical Medicine PLLC
17 mi
Integrative Medicine
397 N PLUM ST
Breese, IL 62230
  • Reassigned Medicare billing, Illinois enrollment
  • 3 clinicians in this Medicare group
NPI 1568226553 (618) 526-4700

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 2

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.

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.
69 services58 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
11 services11 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Josephs Hospital

Acute Care Hospitals · Breese, IL
OwnershipVoluntary non-profit - Church
CMS Certification Number140145
Location9515 Holy Cross LnBreese, IL 62230 · Clinton County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 62258 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
$88.44 typical visit price
range $56.28 – $173.35
Typical copayment $22.11 (range $14.07 – $43.33)
Most-billed visit code 99203
Established Patient
$99.71 typical visit price
range $17.51 – $139.99
Typical copayment $24.92 (range $4.37 – $34.99)
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 2

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

MRS. MYKALE R ELBE FNP
Nurse Practitioner (Family)
124 W MAIN ST
MASCOUTAH, IL 62258
St. Clair County (618) 792-8537
KELLY M WHITAKER NP
Nurse Practitioner (Adult Health)
124 W MAIN ST
MASCOUTAH, IL 62258
St. Clair County (186) 402-5572

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 Angela Herndon's NPI number?

The NPI number for Angela Herndon is 1265548986. It was assigned to this individual provider in the NPPES registry on August 23, 2006.

Where is Angela Herndon located?

Angela Herndon practices at 124 W Main St, Mascoutah, IL 62258. The listed phone number is (618) 670-7801.

What is Angela Herndon's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Angela Herndon enrolled in Medicare?

Yes. Angela Herndon 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 Angela Herndon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Angela Herndon reassigns Medicare benefits to 3 organizations: Rural Family Medicine Associates, Ltd (Mascoutah, IL), Advanced Practice Nursing Services Inc (Freeburg, IL) and Advantage Physical Medicine PLLC (Breese, IL). 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 Angela Herndon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Angela Herndon affiliated with any hospitals?

According to CMS data, Angela Herndon is affiliated with St Josephs Hospital.

When was this NPI record last updated?

The NPPES record for Angela Herndon was last updated on August 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.