Mark Youngblood, MD, PHD
NPI 1386103687 · Neurological Surgery Physician · Chicago, IL
Enrolled with Medicare as Order and Referring Only - Neurosurgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Youngblood, MD, PHD is a Neurological Surgery Physician provider in Chicago, IL (NPI 1386103687).
Provider details
- NPI number
- 1386103687
- Entity type
- Individual
- Primary specialty
- Neurological Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 036171545 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
7 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$176 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 676 N Saint Clair St Ste 2210Chicago, IL 60611-2922Phone: (312) 695-0086Fax: (312) 695-0225
Registry dates
- Enumerated
- 2019-03-16
- Last updated
- 2026-05-15
- Certified
- 2026-05-15
Frequently asked questions
- What is Mark Youngblood's NPI number?
- Mark Youngblood's National Provider Identifier (NPI) is 1386103687, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Youngblood's specialty?
- Mark Youngblood is listed in the NPPES registry with a primary specialty of Neurological Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Youngblood located?
- Mark Youngblood's practice location on file with NPPES is 251 E Huron St, Chicago, IL 60611-3055.
- What is Mark Youngblood's phone number?
- The practice phone number listed in the NPPES registry for Mark Youngblood is (312) 926-2000.
- Does Mark Youngblood accept Medicare?
- Mark Youngblood is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Youngblood's NPI active?
- Yes — Mark Youngblood's NPI (1386103687) is active in the NPPES registry as of the last update on 2026-05-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.