GRACE CHRISTINE MOSLEY PA-C
NPI 1699488775
Physician Assistant in Saint Louis, MO

Active since January 03, 2023PECOS EnrolledAccepts Medicare Assignment
12700 SOUTHFORK RD STE 200, SAINT LOUIS, MO 63128(314) 543-5942(314) 543-5947 Get Directions Write a Review

NPPES record last updated: March 9, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 9, 2026, Mar 5, 2026, Jan 3, 2023 (3 updates tracked since 2023).

About Grace Christine Mosley Pa-c NPPES

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

GRACE CHRISTINE MOSLEY PA-C (NPI 1699488775) is an individual physician assistant in Saint Louis, Missouri, licensed in Missouri (2024006373) and active in the NPI registry since January 2023. She is enrolled in Medicare PECOS, is affiliated with Mercy Hospital St Louis, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1699488775
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameGRACE CHRISTINE MOSLEYCredential: PA-C
Location Address12700 SOUTHFORK RD STE 200Saint Louis, MO 63128-3201
Mailing AddressPo Box 776084Chicago, IL 60677-6084 · (314) 543-5942 · Fax (314) 543-5947
Fax(314) 543-5947
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateJanuary 3, 2023
Last NPPES UpdateMarch 9, 20263 updates tracked since enumeration
NPPES CertifiedMarch 9, 2026
NPI 1699488775 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in MO · 2024006373
Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

12700 SOUTHFORK RD STE 200, Saint Louis, MO 63128

Other Names 1

Former Name (1)Grace Christine Mehringer Pa-c

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

Grace Christine Mosley Pa-c 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 ID4082050463
PECOS Enrollment IDI20240307001848
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.

Areas of Expertise CMS Part B claims 4

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
111 services81 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
94 services87 patients
Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 87428
This test uses a method called immunoassay to identify severe acute respiratory syndrome coronavirus and influenza. It works by detecting specific proteins (antigens) in a sample, like a nasal swab. It's a powerful tool in diagnosing these viral infections.
21 services21 patients
Automated urinalysis test 81003
An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.
12 services12 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mercy Hospital St Louis

Acute Care Hospitals · Saint Louis, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260020
Location615 New Ballas RoadSaint Louis, MO 63141 · St. Louis County
Emergency services Birthing friendly

Mercy Hospital South

Acute Care Hospitals · Saint Louis, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260077
Location10010 Kennerly RoadSaint Louis, MO 63128 · St. Louis County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63128 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
$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.

Internal Medicine (Hospice and Palliative Medicine)
12700 SOUTHFORK RD STE 200
SAINT LOUIS, MO 63128
Internal Medicine
12700 SOUTHFORK RD STE 200
SAINT LOUIS, MO 63128

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 Mosley's NPI number?

The NPI number for Grace Mosley is 1699488775. It was assigned to this individual provider in the NPPES registry on January 3, 2023. The provider is also known as Grace Christine Mehringer Pa-C.

Where is Grace Mosley located?

Grace Mosley practices at 12700 Southfork Rd Ste 200, Saint Louis, MO 63128. The listed phone number is (314) 543-5942.

What is Grace Mosley's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Grace Mosley enrolled in Medicare?

Yes. Grace Mosley 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 Mosley accept?

Health plans from Medica and UnitedHealthcare list Grace Mosley 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.

Is Grace Mosley affiliated with any hospitals?

According to CMS data, Grace Mosley is affiliated with Mercy Hospital St Louis and Mercy Hospital South.

When was this NPI record last updated?

The NPPES record for Grace Mosley was last updated on March 9, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.