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NATALIE E BUELTMANN NP-C
NPI 1043747504
Nurse Practitioner - Family in Chesterfield, MO

Active since May 16, 2017PECOS EnrolledAccepts Medicare Assignment
222 S WOODS MILL RD STE 410N, CHESTERFIELD, MO 63017(314) 469-6224(314) 469-0744 Get Directions Write a Review

NPPES record last updated: January 5, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 5, 2023, Jul 21, 2022, May 16, 2017 (3 updates tracked since 2017).

About Natalie E Bueltmann Np-c NPPES

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

NATALIE E BUELTMANN NP-C (NPI 1043747504) is an individual family provider in Chesterfield, Missouri, licensed in Missouri (F06162109) and active in the NPI registry since May 2017. She is enrolled in Medicare PECOS, is affiliated with Mercy Hospital South, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1043747504
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameNATALIE E BUELTMANNCredential: NP-C
Location Address222 S WOODS MILL RD STE 410NChesterfield, MO 63017-3632
Mailing Address222 S Woods Mill Rd Ste 410nChesterfield, MO 63017-3632 · (314) 469-6224 · Fax (314) 469-0744
Phone(314) 469-6224
Fax(314) 469-0744
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateMay 16, 2017
Last NPPES UpdateJanuary 5, 20233 updates tracked since enumeration
NPPES CertifiedJanuary 5, 2023
✔ NPI 1043747504 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in MO · F06162109
Also ListedRegistered NurseTaxonomy 163W00000X · License 2007021109 (MO)
222 S WOODS MILL RD STE 410N, Chesterfield, MO 63017
Open in Google Maps ↗

Other Identifiers 1

Other2016027442MO · Medical License

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter Health and more.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

Natalie E Bueltmann Np-c 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 ID547537383
PECOS Enrollment IDI20170525002036
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

2

Medicare enrollment records show Natalie Bueltmann reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Diabetes & Endocrinology Specialists, Inc.
Same address
Endocrinology, Diabetes & Metabolism
222 S WOODS MILL RD, SUITE 410 NORTH
Chesterfield, MO 63017
  • Reassigned Medicare billing, Missouri enrollment
  • 6 clinicians in this Medicare group
NPI 1861404675 (314) 469-6224
Mercy Clinic East Communities
3.3 mi
Family Medicine
615 S NEW BALLAS RD, ADMINISTRATION BUILDING, 5TH FLOOR
Saint Louis, MO 63141
  • Reassigned Medicare billing, Missouri enrollment
  • 744 clinicians in this Medicare group
NPI 1043574940 (314) 251-6000

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

Hospital Affiliations CMS Care Compare 2

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

Mercy Hospital South

Acute Care Hospitals · Saint Louis, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260077
Location10010 Kennerly RoadSaint Louis, MO 63128 · St. Louis County
Emergency services

St Lukes Hospital

Acute Care Hospitals · Chesterfield, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260179
Location232 S Woods Mill RdChesterfield, MO 63017 · St. Louis County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63017 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

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

JULIE SPRUILL MS, RD, LD
Dietitian, Registered
222 S WOODS MILL RD STE 410N
CHESTERFIELD, MO 63017
St. Louis County (314) 469-6224

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 Natalie Bueltmann's NPI number?

The NPI number for Natalie Bueltmann is 1043747504. It was assigned to this individual provider in the NPPES registry on May 16, 2017.

Where is Natalie Bueltmann located?

Natalie Bueltmann practices at 222 S Woods Mill Rd Ste 410N, Chesterfield, MO 63017. The listed phone number is (314) 469-6224.

What is Natalie Bueltmann's specialty?

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

Is Natalie Bueltmann enrolled in Medicare?

Yes. Natalie Bueltmann 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 Natalie Bueltmann's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Natalie Bueltmann reassigns Medicare benefits to 2 organizations: Diabetes & Endocrinology Specialists, Inc. (Chesterfield, MO) and Mercy Clinic East Communities (Saint Louis, MO). 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 Natalie Bueltmann's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Natalie Bueltmann accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 3 other insurers list Natalie Bueltmann 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.

Is Natalie Bueltmann affiliated with any hospitals?

According to CMS data, Natalie Bueltmann is affiliated with Mercy Hospital South and St Lukes Hospital.

When was this NPI record last updated?

The NPPES record for Natalie Bueltmann was last updated on January 5, 2023. 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.