Mark Weissman, MD
NPI 1376643742 · Neurological Surgery Physician · Marshfield, WI
Mark Weissman, MD is a Neurological Surgery Physician provider in Marshfield, WI (NPI 1376643742).
Provider details
- NPI number
- 1376643742
- Entity type
- Individual
- Primary specialty
- Neurological Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35332 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-25
- Last updated
- 2007-07-20
Frequently asked questions
- What is Mark Weissman's NPI number?
- Mark Weissman's National Provider Identifier (NPI) is 1376643742, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Weissman's specialty?
- Mark Weissman is listed in the NPPES registry with a primary specialty of Neurological Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Weissman located?
- Mark Weissman's practice location on file with NPPES is 1000 N Oak Ave, Marshfield, WI 54449-5703.
- What is Mark Weissman's phone number?
- The practice phone number listed in the NPPES registry for Mark Weissman is (715) 387-5511.
- Is Mark Weissman's NPI active?
- Yes — Mark Weissman's NPI (1376643742) is active in the NPPES registry as of the last update on 2007-07-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.