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ALYSSA GRAHAM DNP, PMHNP-BC
NPI 1144023953
Nurse Practitioner - Psychiatric/Mental Health in Hillsboro, MO

Active since March 28, 2025PECOS Enrolled
4 HICKORY RIDGE RD STE 600, HILLSBORO, MO 63050(844) 853-8937 Get Directions Write a Review

NPPES record last updated: April 15, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Alyssa Graham Dnp, Pmhnp-bc NPPES

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

ALYSSA GRAHAM DNP, PMHNP-BC (NPI 1144023953) is an individual psychiatric/mental health provider in Hillsboro, Missouri, licensed in Missouri (2025004767) and active in the NPI registry since March 2025. She is enrolled in Medicare PECOS and maintains a secondary practice location in High Ridge.

NPPES Registry Identity

NPI1144023953
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameALYSSA GRAHAMCredential: DNP, PMHNP-BC
Location Address4 HICKORY RIDGE RD STE 600Hillsboro, MO 63050-5117
Mailing Address1800 CommunityClinton, MO 64735-8804 · (844) 853-8937
Phone(844) 853-8937
Sole ProprietorNo
Enumeration DateMarch 28, 2025
Last NPPES UpdateApril 15, 2025
NPPES CertifiedApril 15, 2025
✔ NPI 1144023953 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 · 2025004767
Also ListedRegistered NurseTaxonomy 163W00000X · License 2013004125 (MO), 041479599 (IL)
4 HICKORY RIDGE RD STE 600, Hillsboro, MO 63050
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Other Names 1

Former Name (1)Alyssa Helen Herweck Rn

Secondary Practice Location 1

Location 11811 Gravois RdHigh Ridge, MO 63049-2668 · Phone (844) 853-8937

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 (PECOS)

Alyssa Graham Dnp, Pmhnp-bc 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 Alyssa Graham reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Compass Health, Inc.
26 mi
Federally Qualified Health Center (FQHC)
1032 CROSSWINDS CT
Wentzville, MO 63385
  • Reassigned Medicare billing, Missouri enrollment
  • 968 clinicians in this Medicare group
NPI 1861618308 (636) 332-8310

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 63050 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 20

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

SAMANTHA MUELLER
Physician Assistant (Medical)
4 HICKORY RIDGE RD STE 600
HILLSBORO, MO 63050
Jefferson County (636) 481-6040
HANNAH HORN
Technician
4 HICKORY RIDGE RD STE 600
HILLSBORO, MO 63050
Jefferson County (636) 481-6040
KELLY CONN
Licensed Practical Nurse
4 HICKORY RIDGE RD STE 600
HILLSBORO, MO 63050
Jefferson County (636) 481-6040
BRITTANY MICCO
Licensed Practical Nurse
4 HICKORY RIDGE RD STE 600
HILLSBORO, MO 63050
Jefferson County (636) 481-6040
JESSICA MUNGLE RDH
Dental Hygienist
4 HICKORY RIDGE RD STE 600
HILLSBORO, MO 63050
Jefferson County (844) 853-8937
BRITTNEY GASSIER
Licensed Practical Nurse
4 HICKORY RIDGE RD STE 600
HILLSBORO, MO 63050
Jefferson County (636) 481-6040
JAMI GRIFFIN
Case Manager/Care Coordinator
4 HICKORY RIDGE RD STE 600
HILLSBORO, MO 63050
Jefferson County (636) 481-6040
AMY REESE
Case Manager/Care Coordinator
4 HICKORY RIDGE RD STE 600
HILLSBORO, MO 63050
Jefferson County (636) 481-6040

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 Alyssa Graham's NPI number?

The NPI number for Alyssa Graham is 1144023953. It was assigned to this individual provider in the NPPES registry on March 28, 2025. The provider is also known as Alyssa Helen Herweck Rn.

Where is Alyssa Graham located?

Alyssa Graham practices at 4 Hickory Ridge Rd Ste 600, Hillsboro, MO 63050. The listed phone number is (844) 853-8937.

What is Alyssa Graham's specialty?

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

Is Alyssa Graham enrolled in Medicare?

Yes. Alyssa Graham is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Alyssa Graham's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alyssa Graham reassigns Medicare benefits to Compass Health, Inc. (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 Alyssa Graham's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alyssa Graham 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 6 other insurers list Alyssa Graham 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 Alyssa Graham was last updated on April 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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.