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NANCI JAYNE BUCY DO
NPI 1235106485
Obstetrics & Gynecology in Lake St. Louis, MO

Active since March 07, 2006PECOS Enrolled
1000 EDGEWATER POINTE, SUITE 200, LAKE ST. LOUIS, MO 63367(636) 561-8088(636) 561-1405 Get Directions Write a Review

NPPES record last updated: February 25, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Feb 25, 2020, Aug 29, 2016, Dec 29, 2015 (3 updates tracked since 2015).

About Nanci Jayne Bucy Do NPPES

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

NANCI JAYNE BUCY DO (NPI 1235106485) is an individual obstetrics & gynecology provider in Lake St. Louis, Missouri, licensed in Missouri (R6N47) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1235106485
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameNANCI JAYNE BUCYCredential: DO
Location Address1000 EDGEWATER POINTE, SUITE 200Lake St. Louis, MO 63367
Mailing Address1000 Edgewater Pointe, Ste: 200Lake St. Louis, MO 63367 · (636) 561-8088 · Fax (636) 561-1405
Phone(636) 561-8088
Fax(636) 561-1405
Sole ProprietorNo
Enumeration DateMarch 7, 2006
Last NPPES UpdateFebruary 25, 20203 updates tracked since enumeration
✔ NPI 1235106485 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in MO · R6N47
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
1000 EDGEWATER POINTE, Lake St. Louis, MO 63367
Open in Google Maps ↗

Other Identifiers 1

Medicaid247819600MO

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Nanci Jayne Bucy Do 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 Nanci Bucy reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Heartland Women's Healthcare Mo PC
6.4 mi
Obstetrics & Gynecology
1603 WENTZVILLE PKWY
Wentzville, MO 63385
  • Reassigned Medicare billing, Missouri enrollment
  • 15 clinicians in this Medicare group
NPI 1588191431 (618) 997-5266

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 63367 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
$128.28 typical visit price
range $55.65 – $169.38
Typical copayment $32.07 (range $13.91 – $42.34)
Most-billed visit code 99204
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 2

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

PAMELA ANN SULLIVAN MD
Obstetrics & Gynecology
1000 EDGEWATER POINTE, SUITE: 200
LAKE ST. LOUIS, MO 63367
St. Charles County (636) 561-8088
DR. EMILY L SAMMONS MD
Obstetrics & Gynecology
1000 EDGEWATER POINTE, SUITE 200
LAKE ST LOUIS, MO 63367
St. Charles County (636) 561-8088

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 Nanci Bucy's NPI number?

The NPI number for Nanci Bucy is 1235106485. It was assigned to this individual provider in the NPPES registry on March 7, 2006.

Where is Nanci Bucy located?

Nanci Bucy practices at 1000 Edgewater Pointe Suite 200, Lake St. Louis, MO 63367. The listed phone number is (636) 561-8088.

What is Nanci Bucy's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Nanci Bucy enrolled in Medicare?

Yes. Nanci Bucy is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Nanci Bucy's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nanci Bucy reassigns Medicare benefits to Heartland Women's Healthcare Mo PC (Wentzville, 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 Nanci Bucy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Nanci Bucy was last updated on February 25, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.