Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. GRACE KATHERINE HAWLEY PSYD
NPI 1336674712
Psychologist in Saint Peters, MO

Active since April 24, 2017PECOS EnrolledAccepts Medicare Assignment
255 SPENCER RD STE 101, SAINT PETERS, MO 63376(503) 962-0052 Get Directions Write a Review

NPPES record last updated: June 29, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Grace Katherine Hawley Psyd NPPES

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

DR. GRACE KATHERINE HAWLEY PSYD (NPI 1336674712) is an individual psychologist in Saint Peters, Missouri, licensed in Missouri (2023020843) and active in the NPI registry since April 2017. She is enrolled in Medicare PECOS, maintains a secondary practice location in Portland, and is a graduate of Other (2022).

NPPES Registry Identity

NPI1336674712
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameDR. GRACE KATHERINE HAWLEYCredential: PSYD
Location Address255 SPENCER RD STE 101Saint Peters, MO 63376-2574
Mailing Address255 Spencer Rd Ste 101Saint Peters, MO 63376-2574 · (503) 962-0052
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateApril 24, 2017
Last NPPES UpdateJune 29, 2026
NPPES CertifiedJune 29, 2026
NPI 1336674712 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in MO · 2023020843
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
255 SPENCER RD STE 101, Saint Peters, MO 63376

Secondary Practice Location 1

Location 1222 SE 8th Ave, Suite 212Portland, OR 97214-1206 · Phone (503) 352-7333

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

Dr. Grace Katherine Hawley Psyd 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 ID9436519618
PECOS Enrollment IDI20230719003159
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.

Other Providers at the Same Location NPPES 15

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

Counselor (Professional)
255 SPENCER RD STE 101
SAINT PETERS, MO 63376
Social Worker (Clinical)
255 SPENCER RD STE 101
SAINT PETERS, MO 63376
Counselor (Professional)
255 SPENCER RD STE 101
SAINT PETERS, MO 63376
Social Worker (Clinical)
255 SPENCER RD STE 101
SAINT PETERS, MO 63376
Counselor (Professional)
255 SPENCER RD STE 101
SAINT PETERS, MO 63376
Counselor (Professional)
255 SPENCER RD STE 101
SAINT PETERS, MO 63376
Counselor (Professional)
255 SPENCER RD STE 101
SAINT PETERS, MO 63376
Counselor (Professional)
255 SPENCER RD STE 101
SAINT PETERS, MO 63376

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 Grace Hawley's NPI number?

The NPI number for Grace Hawley is 1336674712. It was assigned to this individual provider in the NPPES registry on April 24, 2017.

Where is Grace Hawley located?

Grace Hawley practices at 255 Spencer Rd Ste 101, Saint Peters, MO 63376. The listed phone number is (503) 962-0052.

What is Grace Hawley's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Grace Hawley enrolled in Medicare?

Yes. Grace Hawley 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 Grace Hawley accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan and Ambetter from Meridian list Grace Hawley 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 Grace Hawley was last updated on June 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 48 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.