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KELLY A SONNTAG NP
NPI 1295940906
Nurse Practitioner - Women's Health in Bridgeton, MO

Active since May 14, 2007PECOS EnrolledAccepts Medicare Assignment
12277 DE PAUL DR STE 305, BRIDGETON, MO 63044(314) 344-7585 Get Directions Write a Review

NPPES record last updated: November 16, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Kelly A Sonntag Np NPPES

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

KELLY A SONNTAG NP (NPI 1295940906) is an individual women's health provider in Bridgeton, Missouri, licensed in Missouri (124457) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS, maintains a secondary practice location in Florissant, and is a graduate of Other (1992).

NPPES Registry Identity

NPI1295940906
Entity TypeIndividualFemale
Primary Taxonomy363LW0102X
Provider Legal NameKELLY A SONNTAGCredential: NP
Location Address12277 DE PAUL DR STE 305Bridgeton, MO 63044-2529
Mailing AddressPo Box 955534Saint Louis, MO 63195-5534
Phone(314) 344-7585
Sole ProprietorNo
Medical School CMSOtherGraduated 1992
Enumeration DateMay 14, 2007
Last NPPES UpdateNovember 16, 2020
NPPES CertifiedNovember 16, 2020
✔ NPI 1295940906 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Women's HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LW0102X
License✔ Licensed in MO · 124457
12277 DE PAUL DR STE 305, Bridgeton, MO 63044
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Secondary Practice Location 1

Location 1493 Saint Francois St, suite 2Florissant, MO 63031-5043 · Phone (314) 972-9888 ext. 5107 · Fax (314) 972-9880

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 and accepts Medicare assignment

Kelly A Sonntag Np 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 ID4486809167
PECOS Enrollment IDI20130301000478
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 Kelly Sonntag reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Ssm Medical Group, Inc.
16 mi
Multi-Specialty
1011 BOWLES AVE, SUITE 300
Fenton, MO 63026
  • Reassigned Medicare billing, Missouri enrollment
  • 697 clinicians in this Medicare group
NPI 1700966207 (636) 496-5000

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 63044 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
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
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 7

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

DR. LESLIE A SCOTT M.D.
Obstetrics & Gynecology
12277 DE PAUL DR STE 305
BRIDGETON, MO 63044
St. Louis County (314) 344-7585
MRS. KATIE JO MERRITT
Nurse Practitioner (Women's Health)
12277 DE PAUL DR STE 305
BRIDGETON, MO 63044
St. Louis County (314) 344-7585
DR. HAMNAH TABASSUM SIDDIQUI MD
Obstetrics & Gynecology
12277 DE PAUL DR STE 305
BRIDGETON, MO 63044
St. Louis County (314) 344-7585
DR. SCOTT A LIEBERMAN M.D.
Obstetrics & Gynecology
12277 DE PAUL DR STE 305
BRIDGETON, MO 63044
St. Louis County (314) 344-7585
SHARON LYNN LATHAM WHNP
Nurse Practitioner (Women's Health)
12277 DE PAUL DR STE 305
BRIDGETON, MO 63044
St. Louis County (314) 344-7585
DR. LAURA W LAUE D.O.
Obstetrics & Gynecology
12277 DE PAUL DR STE 305
BRIDGETON, MO 63044
St. Louis County (314) 344-7585
DR. ANDREA R SAMPLE MD
Obstetrics & Gynecology
12277 DE PAUL DR STE 305
BRIDGETON, MO 63044
St. Louis County (314) 344-7585

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 Kelly Sonntag's NPI number?

The NPI number for Kelly Sonntag is 1295940906. It was assigned to this individual provider in the NPPES registry on May 14, 2007.

Where is Kelly Sonntag located?

Kelly Sonntag practices at 12277 De Paul Dr Ste 305, Bridgeton, MO 63044. The listed phone number is (314) 344-7585.

What is Kelly Sonntag's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Women's Health, with taxonomy code 363LW0102X.

Is Kelly Sonntag enrolled in Medicare?

Yes. Kelly Sonntag 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 organization bills Medicare for Kelly Sonntag's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kelly Sonntag reassigns Medicare benefits to Ssm Medical Group, Inc. (Fenton, MO). 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 Kelly Sonntag's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Kelly Sonntag accept?

Health plans from Anthem Blue Cross and Blue Shield list Kelly Sonntag 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 Kelly Sonntag was last updated on November 16, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.