Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

SAMANTHA LOUISE WATTS MARQUARD FNP-C
NPI 1881836849
Nurse Practitioner - Family in Saint Louis, MO

Active since April 06, 2009PECOS Enrolled
9417 S BROADWAY, SAINT LOUIS, MO 63125(314) 833-4030(314) 833-4031 Get Directions Write a Review

NPPES record last updated: October 16, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Samantha Louise Watts Marquard Fnp-c NPPES

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

SAMANTHA LOUISE WATTS MARQUARD FNP-C (NPI 1881836849) is an individual family provider in Saint Louis, Missouri, licensed in Missouri (2004018468) and active in the NPI registry since April 2009. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1881836849
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameSAMANTHA LOUISE WATTS MARQUARDCredential: FNP-C
Location Address9417 S BROADWAYSaint Louis, MO 63125-2009
Mailing Address5501 Delmar Blvd Ste B560Saint Louis, MO 63112-3084 · (314) 833-4030 · Fax (314) 833-4031
Fax(314) 833-4031
Sole ProprietorNo
Enumeration DateApril 6, 2009
Last NPPES UpdateOctober 16, 2026
NPPES CertifiedOctober 16, 2026
✔ NPI 1881836849 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in MO · 2004018468
9417 S BROADWAY, Saint Louis, MO 63125

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Samantha Louise Watts Marquard Fnp-c 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 Samantha Marquard reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Family Medicine
9417 S BROADWAY
Saint Louis, MO 63125
  • Reassigned Medicare billing, Missouri enrollment
  • 21 clinicians in this Medicare group

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 63125 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 11

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

Nurse Practitioner (Family)
9417 S BROADWAY
SAINT LOUIS, MO 63125
Speech-Language Pathologist
9417 S BROADWAY
LEMAY, MO 63125
Family Medicine
9417 S BROADWAY
SAINT LOUIS, MO 63125
Nurse Practitioner (Family)
9417 S BROADWAY
SAINT LOUIS, MO 63125
Nurse Practitioner (Family)
9417 S BROADWAY
SAINT LOUIS, MO 63125
Nurse Practitioner (Family)
9417 S BROADWAY
SAINT LOUIS, MO 63125
Pediatrics
9417 S BROADWAY
SAINT LOUIS, MO 63125
Nurse Practitioner (Family)
9417 S BROADWAY
SAINT LOUIS, MO 63125

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 Samantha Marquard's NPI number?

The NPI number for Samantha Marquard is 1881836849. It was assigned to this individual provider in the NPPES registry on April 6, 2009.

Where is Samantha Marquard located?

Samantha Marquard practices at 9417 S Broadway, Saint Louis, MO 63125. The listed phone number is (314) 833-4030.

What is Samantha Marquard's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Samantha Marquard enrolled in Medicare?

Yes. Samantha Marquard is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Samantha Marquard's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Samantha Marquard reassigns Medicare benefits to Institute For Research And Education In Family Medicine (Saint Louis, 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 Samantha Marquard's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Samantha Marquard accept?

Health plans from Anthem Blue Cross and Blue Shield, Oscar Insurance Company and UnitedHealthcare list Samantha Marquard 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 Samantha Marquard was last updated on October 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 days 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.