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NANCY BIRTLEY PMHNP
NPI 1689673956
Nurse Practitioner - Psychiatric/Mental Health in Saint Peters, MO

Active since July 19, 2005PECOS EnrolledAccepts Medicare Assignment
6209 MID RIVERS MALL DR, SUITE 317, SAINT PETERS, MO 63304(636) 244-4500(636) 244-4505 Get Directions Write a Review

NPPES record last updated: February 10, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Nancy Birtley Pmhnp NPPES

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

NANCY BIRTLEY PMHNP (NPI 1689673956) is an individual psychiatric/mental health provider in Saint Peters, Missouri, licensed in Missouri (2015034704) and active in the NPI registry since July 2005. She is enrolled in Medicare PECOS and is a graduate of Other (2015).

NPPES Registry Identity

NPI1689673956
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameNANCY BIRTLEYCredential: PMHNP
Location Address6209 MID RIVERS MALL DR, SUITE 317Saint Peters, MO 63304-1102
Mailing Address6209 Mid Rivers Mall Dr, Suite 317Saint Peters, MO 63304-1102 · (636) 244-4500 · Fax (636) 244-4505
Phone(636) 244-4500
Fax(636) 244-4505
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateJuly 19, 2005
Last NPPES UpdateFebruary 10, 2023
NPPES CertifiedFebruary 10, 2023
✔ NPI 1689673956 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in MO · 2015034704
Also ListedClinical Nurse Specialist · Psychiatric/Mental Health, AdultTaxonomy 364SP0809X · License 107603 (MO)
6209 MID RIVERS MALL DR, Saint Peters, MO 63304
Open in Google Maps ↗

Other Identifiers 2

Medicaid424724110MO
OtherP00171562MO · Railroad Medicare

Accepted Insurance

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

Nancy Birtley Pmhnp 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 ID3577520394
PECOS Enrollment IDI20191220002134
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 Nancy Birtley reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Nancy M. Birtley, LLC
Same address
Psychiatric/Mental Health, Adult
6209 MID RIVERS MALL DR, #317
Saint Peters, MO 63304
  • Reassigned Medicare billing, Missouri enrollment
NPI 1003933631 (636) 244-4500

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

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 99307
A follow-up nursing facility visit per day typically lasts about 10 minutes. This service involves a healthcare professional checking on your health status, answering any questions you may have, and monitoring your progress. This routine check ensures your recovery is on track and any concerns are addressed promptly.
175 services116 patients
Psychiatric diagnostic evaluation with medical services 90792
A psychiatric diagnostic evaluation with medical services is a comprehensive assessment. It includes a detailed examination of your mental health and physical wellbeing, as well as your personal and family history. This evaluation aids in creating an effective treatment plan.
108 services108 patients
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308
A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.
79 services63 patients
Psychiatric diagnostic evaluation with medical services 90792
A psychiatric diagnostic evaluation with medical services is a comprehensive assessment. It includes a detailed examination of your mental health and physical wellbeing, as well as your personal and family history. This evaluation aids in creating an effective treatment plan.
38 services38 patients
Residence visit for established patient with straightforward medical decision making, per day, if using time, at least 15 minutes 99347
An established patient home visit is a service where a healthcare professional visits your home for a 15-minute check-up. It's designed for patients who have previously seen the professional. The visit may include basic health assessments and discussions about your ongoing care.
35 services31 patients
Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 99348
An established patient home visit is a 25-minute appointment where a healthcare provider visits you at your home. This service is for patients who have previously been seen by the provider. It includes a check-up and discussion about your health concerns.
22 services17 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63304 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 3

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

NANCY M. BIRTLEY, LLC
Clinical Nurse Specialist (Psychiatric/Mental Health, Adult)
6209 MID RIVERS MALL DR, #317
SAINT PETERS, MO 63304
St. Charles County (636) 244-4500
A M DATUIN PSYCHIATRY & NEUROLOGY, SC
Psychiatry & Neurology (Psychiatry)
6209 MID RIVERS MALL DR, #317
SAINT PETERS, MO 63304
St. Charles County (636) 244-4500
MICHELE ROBERTS, LLC
Nurse Practitioner (Gerontology)
6209 MID RIVERS MALL DR, #317
SAINT PETERS, MO 63304
St. Charles County (636) 244-4500

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 Nancy Birtley's NPI number?

The NPI number for Nancy Birtley is 1689673956. It was assigned to this individual provider in the NPPES registry on July 19, 2005.

Where is Nancy Birtley located?

Nancy Birtley practices at 6209 Mid Rivers Mall Dr Suite 317, Saint Peters, MO 63304. The listed phone number is (636) 244-4500.

What is Nancy Birtley's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Nancy Birtley enrolled in Medicare?

Yes. Nancy Birtley 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 Nancy Birtley's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nancy Birtley reassigns Medicare benefits to Nancy M. Birtley, LLC (Saint Peters, 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 Nancy Birtley's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nancy Birtley accept?

Health plans from Medica, Oscar Insurance Company and UnitedHealthcare list Nancy Birtley 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 Nancy Birtley was last updated on February 10, 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.