What is Marc Young's NPI number?

Marc Young's National Provider Identifier (NPI) is 1164550448, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marc Young's specialty?

Marc Young is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).

Where is Marc Young located?

Marc Young's practice location on file with NPPES is 605 Yosemite Pl, Madison, WI 53705-2443.

What is Marc Young's phone number?

The practice phone number listed in the NPPES registry for Marc Young is (608) 800-2658.

Does Marc Young accept Medicare?

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

Is Marc Young's NPI active?

Yes — Marc Young's NPI (1164550448) is active in the NPPES registry as of the last update on 2017-05-12.

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Marc Young, MD

NPI 1164550448 · Surgery Physician · Madison, WI

Marc Young, MD is a Surgery Physician provider in Madison, WI (NPI 1164550448).

Provider details

NPI number: 1164550448
Entity type: Individual
Primary specialty: Surgery PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: Yes
License: 44421 (WI)

Practice location

605 Yosemite Pl

Madison, WI 53705-2443

Phone: (608) 800-2658

Street-level locationGet directions

More WI providers

Mailing address

605 Yosemite Pl

Madison, WI 53705-2443

Specialties & taxonomies

Surgery PhysicianPrimary208600000XLicense 44421 (WI)
Allopathic & Osteopathic Physicians

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

Profile Score

Detailed profile(90/100 index)

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

Registry tenure38% of score
19 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

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.

Enumerated: 2007-03-01
Last updated: 2017-05-12

Frequently asked questions

What is Marc Young's NPI number?: Marc Young's National Provider Identifier (NPI) is 1164550448, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Marc Young's specialty?: Marc Young is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
Where is Marc Young located?: Marc Young's practice location on file with NPPES is 605 Yosemite Pl, Madison, WI 53705-2443.
What is Marc Young's phone number?: The practice phone number listed in the NPPES registry for Marc Young is (608) 800-2658.
Does Marc Young accept Medicare?: Marc Young is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Marc Young's NPI active?: Yes — Marc Young's NPI (1164550448) is active in the NPPES registry as of the last update on 2017-05-12.

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

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions