Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

HILLARY L GRAY FPMHNP
NPI 1629437504
Nurse Practitioner - Psychiatric/Mental Health in Springfield, MO

Active since February 19, 2016PECOS Enrolled
323 E GRAND ST, SPRINGFIELD, MO 65807(417) 761-5600(417) 761-5601 Get Directions Write a Review

NPPES record last updated: July 30, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 30, 2026, Aug 8, 2025, Jul 11, 2025 and 6 more (9 updates tracked since 2016).

About Hillary L Gray Fpmhnp NPPES

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

HILLARY L GRAY FPMHNP (NPI 1629437504) is an individual psychiatric/mental health provider in Springfield, Missouri, licensed in Missouri (2016005195) and active in the NPI registry since February 2016. She is enrolled in Medicare PECOS, maintains 6 additional practice locations, and is a graduate of University Of Missouri, Kansas City, School Of Medicine (2015).

NPPES Registry Identity

NPI1629437504
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameHILLARY L GRAYCredential: FPMHNP
Location Address323 E GRAND STSpringfield, MO 65807-1447
Mailing AddressPo Box 844715Kansas City, MO 64184-4715 · (417) 761-5214 · Fax (417) 761-5065
Fax(417) 761-5601
Sole ProprietorNo
Medical School CMSUniversity Of Missouri, Kansas City, School Of MedicineGraduated 2015
Enumeration DateFebruary 19, 2016
Last NPPES UpdateJuly 30, 20269 updates tracked since enumeration
NPPES CertifiedJuly 30, 2026
NPI 1629437504 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
Licenses Licensed in MO · 2016005195 Licensed in VT · 101.0136657
323 E GRAND ST, Springfield, MO 65807

Other Names 1

Former Name (1)Hillary L Farmer

Secondary Practice Locations 6

Location 117844 E 23rd St SIndependence, MO 64057-1840 · Phone (816) 254-3652 · Fax (816) 254-9243
Location 21300 E Bradford PkwySpringfield, MO 65804-4264 · Phone (417) 761-5000 · Fax (417) 761-5011
Location 33401 Berrywood DrColumbia, MO 65201-8372 · Phone (573) 777-8330 · Fax (573) 777-8390
Location 42415 W Catalpa StSpringfield, MO 65807-1123 · Phone (417) 864-4576 · Fax (417) 761-5410
Location 52411 W Catalpa StSpringfield, MO 65807-1123 · Phone (417) 862-3455 · Fax (417) 864-4576
Location 64066 Dunnica AveSaint Louis, MO 63116-3510 · Phone (636) 224-1700 · Fax (314) 535-5917

Other Identifiers 1

Medicaid420031052MO

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Hillary L Gray Fpmhnp 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 ID7214236884
PECOS Enrollment IDI20160503001643
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 65807 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
$81.64 typical visit price
range $52.28 – $161.24
Typical copayment $20.41 (range $13.07 – $40.31)
Most-billed visit code 99203
Established Patient
$93.24 typical visit price
range $16.30 – $131.05
Typical copayment $23.31 (range $4.07 – $32.76)
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 14

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

Nurse Practitioner (Family)
323 E GRAND ST
SPRINGFIELD, MO 65807
Pharmacist (Pharmacotherapy)
323 E GRAND ST
SPRINGFIELD, MO 65807
Counselor (Professional)
323 E GRAND ST
SPRINGFIELD, MO 65807
Pharmacy (Community/Retail Pharmacy)
323 E GRAND ST
SPRINGFIELD, MO 65807
Counselor
323 E GRAND ST
SPRINGFIELD, MO 65807
Counselor (Professional)
323 E GRAND ST
SPRINGFIELD, MO 65807
Pharmacist
323 E GRAND ST
SPRINGFIELD, MO 65807
Nurse Practitioner (Psychiatric/Mental Health)
323 E GRAND ST
SPRINGFIELD, MO 65807

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 Hillary Gray's NPI number?

The NPI number for Hillary Gray is 1629437504. It was assigned to this individual provider in the NPPES registry on February 19, 2016. The provider is also known as Hillary L Farmer.

Where is Hillary Gray located?

Hillary Gray practices at 323 E Grand St, Springfield, MO 65807. The listed phone number is (417) 761-5600.

What is Hillary Gray's specialty?

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

Is Hillary Gray enrolled in Medicare?

Yes. Hillary Gray 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.

What insurance does Hillary Gray accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health and Ambetter from Sunflower Health Plan and 6 other insurers list Hillary Gray 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 Hillary Gray was last updated on July 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.