GRAYSON NATHANIEL MYNATT DO
NPI 1730757907
Family Medicine in Chicago, IL

Q: What is Grayson Mynatt's NPI number?

The NPI number for Grayson Mynatt is 1730757907. It was assigned to this individual provider in the NPPES registry on June 15, 2021.

Q: What is Grayson Mynatt's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Q: When was this NPI record last updated?

The NPPES record for Grayson Mynatt was last updated on June 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since June 15, 2021PECOS Enrolled

4025 N SHERIDAN RD, CHICAGO, IL 60613(773) 388-1600 Get Directions Write a Review

NPPES record last updated: June 17, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 5, 2024, Jun 15, 2021 (2 updates tracked since 2021).

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About Grayson Nathaniel Mynatt Do NPPES

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

GRAYSON NATHANIEL MYNATT DO (NPI 1730757907) is an individual family medicine provider in Chicago, Illinois, licensed in Missouri (2024031283) and active in the NPI registry since June 2021. He is enrolled in Medicare PECOS, is affiliated with University Of Missouri Health Care, and maintains a secondary practice location in Columbia.

NPPES Registry Identity

NPI1730757907

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameGRAYSON NATHANIEL MYNATTCredential: DO

Location Address4025 N SHERIDAN RDChicago, IL 60613-2010

Mailing Address4025 N Sheridan RdChicago, IL 60613-2010 · (773) 388-1600

Phone(773) 388-1600

Sole ProprietorNo

Medical School CMSLincoln Mem Univ, Debusk Col Of Osteopathic MedGraduated 2021

Enumeration DateJune 15, 2021

Last NPPES UpdateJune 17, 20262 updates tracked since enumeration

NPPES CertifiedJune 17, 2026

✔ NPI 1730757907 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

Licenses✔ Licensed in MO · 2024031283✔ Licensed in IL · 036176984

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

4025 N SHERIDAN RD, Chicago, IL 60613

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Secondary Practice Location 1

Location 1551 Veterans United DrColumbia, MO 65201-8397 · Phone (573) 884-7733 · Fax (573) 882-6228

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter Health, Ambetter Health of Delaware and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Grayson Nathaniel Mynatt Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9032510557

PECOS Enrollment IDI20240813002463

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 2

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.

40 services32 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.

14 services14 patients

Hospital Affiliations CMS Care Compare

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

University Of Missouri Health Care

Acute Care Hospitals · Columbia, MO

2/5 CMS rating

OwnershipGovernment - State

CMS Certification Number260141

LocationOne Hospital DriveColumbia, MO 65212 · Boone County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60613 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

$94.06 typical visit price

range $60.08 – $183.39

Typical copayment $23.51 (range $15.02 – $45.84)

Most-billed visit code 99203

Established Patient

$105.70 typical visit price

range $18.97 – $148.12

Typical copayment $26.42 (range $4.74 – $37.03)

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.

SUMMER KEE APRN

Nurse Practitioner (Psychiatric/Mental Health)