What is Stephen Marks's NPI number?

Stephen Marks's National Provider Identifier (NPI) is 1679269518, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Stephen Marks's specialty?

Stephen Marks is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Stephen Marks located?

Stephen Marks's practice location on file with NPPES is 1 Audubon Plaza Dr, Louisville, KY 40217-1318.

What is Stephen Marks's phone number?

The practice phone number listed in the NPPES registry for Stephen Marks is (502) 636-7225.

Does Stephen Marks accept Medicare?

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

Is Stephen Marks's NPI active?

Yes — Stephen Marks's NPI (1679269518) is active in the NPPES registry as of the last update on 2026-03-06.

IndividualActiveAccepts Medicare

Stephen Marks, DO

NPI 1679269518 · Emergency Medicine Physician · Louisville, KY

Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Stephen Marks, DO is a Emergency Medicine Physician provider in Louisville, KY (NPI 1679269518).

Provider details

NPI number: 1679269518
Entity type: Individual
Primary specialty: Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: DO
Sex: Male
Sole proprietor: No
License: R6654 (KY)

Specialties & taxonomies

Emergency Medicine PhysicianPrimary207P00000XLicense R6654 (KY)
Allopathic & Osteopathic Physicians
Student in an Organized Health Care Education/Training Program390200000X
Student, Health Care
Emergency Medicine Physician207P00000XLicense 02008464A (IN)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(68/100 index)

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

Registry tenure38% of score
3 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
3 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

1 Audubon Plaza Dr

Louisville, KY 40217-1318

Phone: (502) 636-7225

Fax: (502) 636-8032

Street-level locationGet directions

More KY providers

Mailing address

Po Box 776351

Chicago, IL 60677-6351

Additional practice locations (2)

1220 Missouri Ave
Jeffersonville, IN 47130-3725
Phone: (812) 283-2581
530 S Jackson St
Louisville, KY 40202-1675
Phone: (502) 852-5689

Enumerated: 2023-04-13
Last updated: 2026-03-06
Certified: 2026-03-06

Frequently asked questions

What is Stephen Marks's NPI number?: Stephen Marks's National Provider Identifier (NPI) is 1679269518, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Stephen Marks's specialty?: Stephen Marks is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
Where is Stephen Marks located?: Stephen Marks's practice location on file with NPPES is 1 Audubon Plaza Dr, Louisville, KY 40217-1318.
What is Stephen Marks's phone number?: The practice phone number listed in the NPPES registry for Stephen Marks is (502) 636-7225.
Does Stephen Marks accept Medicare?: Stephen Marks is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Stephen Marks's NPI active?: Yes — Stephen Marks's NPI (1679269518) is active in the NPPES registry as of the last update on 2026-03-06.

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