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DR. A.E. HERTZLER KNOX MD
NPI 1255344321
Pediatrics in Bristol, CT

Active since August 13, 2006PECOS Enrolled
PROHEALTH PHYSICIANS OF BRISTOL, 1251 FARMINGTON AVE., BRISTOL, CT 06010(860) 584-4535(860) 589-7656 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. A.e. Hertzler Knox Md NPPES

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

DR. A.E. HERTZLER KNOX MD (NPI 1255344321) is an individual pediatrics provider in Bristol, Connecticut, licensed in Connecticut (029692) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1255344321
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameDR. A.E. HERTZLER KNOXCredential: MD
Location AddressPROHEALTH PHYSICIANS OF BRISTOL, 1251 FARMINGTON AVE.Bristol, CT 06010
Mailing AddressProhealth Physicians Of Bristol, 1251 Farmington Ave.Bristol, CT 06010 · (860) 584-4535 · Fax (860) 589-7656
Phone(860) 584-4535
Fax(860) 589-7656
Sole ProprietorNo
Enumeration DateAugust 13, 2006
Last NPPES UpdateSeptember 11, 2025
NPPES CertifiedSeptember 11, 2025
✔ NPI 1255344321 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in CT · 029692
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
PROHEALTH PHYSICIANS OF BRISTOL, Bristol, CT 06010
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. A.e. Hertzler Knox Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignment

Medicare enrollment records show A.e. Hertzler Knox reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Prohealth Physicians PC
8.0 mi
Family Medicine
3 FARM GLEN BLVD, PROHEALTH PHYSICIANS
Farmington, CT 06032
  • Reassigned Medicare billing, Connecticut enrollment
  • 496 clinicians in this Medicare group
NPI 1720194053 (860) 284-5200

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06010 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
$93.86 typical visit price
range $60.82 – $183.10
Typical copayment $23.46 (range $15.20 – $45.77)
Most-billed visit code 99203
Established Patient
$106.68 typical visit price
range $19.76 – $149.26
Typical copayment $26.67 (range $4.94 – $37.31)
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.

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 A.e. Hertzler Knox's NPI number?

The NPI number for A.e. Hertzler Knox is 1255344321. It was assigned to this individual provider in the NPPES registry on August 13, 2006.

Where is A.e. Hertzler Knox located?

A.e. Hertzler Knox practices at Prohealth Physicians Of Bristol 1251 Farmington Ave., Bristol, CT 06010. The listed phone number is (860) 584-4535.

What is A.e. Hertzler Knox's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is A.e. Hertzler Knox enrolled in Medicare?

Yes. A.e. Hertzler Knox is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for A.e. Hertzler Knox's services?

According to the CMS Revalidation Reassignment List (October 2026 release), A.e. Hertzler Knox reassigns Medicare benefits to Prohealth Physicians PC (Farmington, CT). The 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 A.e. Hertzler Knox's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does A.e. Hertzler Knox accept?

Health plans from Anthem Blue Cross and Blue Shield list A.e. Hertzler Knox 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 A.e. Hertzler Knox was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.