What is Katy Gray's NPI number?

Katy Gray's National Provider Identifier (NPI) is 1144663568, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Katy Gray's specialty?

Katy Gray is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).

Where is Katy Gray located?

Katy Gray's practice location on file with NPPES is 10777 Sunset Office Dr Ste 200, Saint Louis, MO 63127-1019.

What is Katy Gray's phone number?

The practice phone number listed in the NPPES registry for Katy Gray is (314) 842-4802.

Does Katy Gray accept Medicare?

Katy Gray is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Katy Gray's NPI active?

Yes — Katy Gray's NPI (1144663568) is active in the NPPES registry as of the last update on 2025-08-07.

IndividualActiveAccepts Medicare

Katy Gray, MD

NPI 1144663568 · Obstetrics & Gynecology Physician · Saint Louis, MO

Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Katy Gray, MD is a Obstetrics & Gynecology Physician provider in Saint Louis, MO (NPI 1144663568).

Provider details

NPI number: 1144663568
Entity type: Individual
Primary specialty: Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Female
Sole proprietor: No
License: 036150228 (IL)

Specialties & taxonomies

Obstetrics & Gynecology PhysicianPrimary207V00000XLicense 2022012932 (MO)
Allopathic & Osteopathic Physicians
Obstetrics & Gynecology Physician207V00000XLicense 036150228 (IL)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(87/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
13 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
4 documented practice locations

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

10777 Sunset Office Dr Ste 200

Saint Louis, MO 63127-1019

Phone: (314) 842-4802

Fax: (314) 849-8721

Street-level locationGet directions

More MO providers

Mailing address

Po Box 776084

Chicago, IL 60677-2988

Additional practice locations (3)

4600 Memorial Dr Ste 240
Belleville, IL 62226-5363
Phone: (618) 234-2390
Fax: (618) 234-9936
405 W Jackson St
Carbondale, IL 62901-1462
Phone: (618) 549-0721
Fax: (618) 549-0411
1414 Cross St Ste 240
Shiloh, IL 62269-2988
Phone: (618) 234-2390

Enumerated: 2013-04-16
Last updated: 2025-08-07
Certified: 2025-08-07

Frequently asked questions

What is Katy Gray's NPI number?: Katy Gray's National Provider Identifier (NPI) is 1144663568, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Katy Gray's specialty?: Katy Gray is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
Where is Katy Gray located?: Katy Gray's practice location on file with NPPES is 10777 Sunset Office Dr Ste 200, Saint Louis, MO 63127-1019.
What is Katy Gray's phone number?: The practice phone number listed in the NPPES registry for Katy Gray is (314) 842-4802.
Does Katy Gray accept Medicare?: Katy Gray is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Katy Gray's NPI active?: Yes — Katy Gray's NPI (1144663568) is active in the NPPES registry as of the last update on 2025-08-07.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.