1. Home
  2. Directory
  3. Missouri
  4. Maryland Heights
  5. Physician Assistant
  6. NPI Profile

KATHERINE CHAMBERS P.A.
NPI 1548660871
Physician Assistant in Maryland Heights, MO

Active since August 22, 2014Opted out of Medicare · through Oct 1, 2026
2022 DORSETT VLG, MARYLAND HEIGHTS, MO 63043(314) 590-0520 Get Directions Write a Review

NPPES record last updated: September 7, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 7, 2022, Feb 2, 2022, Nov 2, 2020 and 2 more (5 updates tracked since 2019).

About Katherine Chambers P.a. NPPES

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

KATHERINE CHAMBERS P.A. (NPI 1548660871) is an individual physician assistant in Maryland Heights, Missouri, licensed in Missouri (2014030098) and active in the NPI registry since August 2014. She has opted out of Medicare through October 1, 2026 and remains eligible to order and refer and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1548660871
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameKATHERINE CHAMBERSCredential: P.A.
Location Address2022 DORSETT VLGMaryland Heights, MO 63043-2208
Mailing Address14497 Callaway CtChesterfield, MO 63017-2303 · (636) 579-1729
Phone(314) 590-0520
Sole ProprietorNo
Enumeration DateAugust 22, 2014
Last NPPES UpdateSeptember 7, 20225 updates tracked since enumeration
NPPES CertifiedSeptember 7, 2022
✔ NPI 1548660871 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Licenses✔ Licensed in MO · 2014030098✔ Licensed in IL · 085005133
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.
2022 DORSETT VLG, Maryland Heights, MO 63043
Open in Google Maps ↗

Secondary Practice Locations 4

Location 1621 S New Ballas RdSaint Louis, MO 63141-8232 · Phone (314) 567-5850
Location 210 Hospital DrSaint Peters, MO 63376-1659 · Phone (636) 916-9640
Location 330 Ronnies PlzSaint Louis, MO 63126-3552 · Phone (314) 989-6807
Location 411445 Olive BlvdCreve Coeur, MO 63141-7108 · Phone (314) 428-9543 · Fax (314) 428-9542

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Insurance Company.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Katherine Chambers P.a. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from October 1, 2024 through October 1, 2026.

Opt-Out Effective DateOctober 1, 2024
Opt-Out In Effect ThroughOctober 1, 2026Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63043 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
$86.32 typical visit price
range $55.65 – $169.38
Typical copayment $21.58 (range $13.91 – $42.34)
Most-billed visit code 99203
Established Patient
$69.50 typical visit price
range $17.76 – $137.92
Typical copayment $17.37 (range $4.44 – $34.48)
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.

Other Providers at the Same Location NPPES 3

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

MATTHEW HAMMER FNP-BC
Nurse Practitioner (Family)
2022 DORSETT VLG
MARYLAND HEIGHTS, MO 63043
St. Louis County (314) 590-0520
HELEN R EVANS FNP-C
Nurse Practitioner (Family)
2022 DORSETT VLG
MARYLAND HEIGHTS, MO 63043
St. Louis County (314) 590-0520
MRS. JESSICA ANN KESTERSON FNP-BC
Nurse Practitioner (Family)
2022 DORSETT VLG
MARYLAND HEIGHTS, MO 63043
St. Louis County (314) 590-0520

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 Katherine Chambers's NPI number?

The NPI number for Katherine Chambers is 1548660871. It was assigned to this individual provider in the NPPES registry on August 22, 2014.

Where is Katherine Chambers located?

Katherine Chambers practices at 2022 Dorsett Vlg, Maryland Heights, MO 63043. The listed phone number is (314) 590-0520.

What is Katherine Chambers's specialty?

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

Is Katherine Chambers enrolled in Medicare?

No. Katherine Chambers has opted out of Medicare through October 1, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

What insurance does Katherine Chambers accept?

Health plans from Oscar Insurance Company list Katherine Chambers 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 Katherine Chambers was last updated on September 7, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.