Mark L Herring M.D., S.c.
NPI 1184922320 · Internal Medicine Physician · Manitowoc, WI
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark L Herring M.D., S.c. is a Internal Medicine Physician organization in Manitowoc, WI (NPI 1184922320).
Provider details
- NPI number
- 1184922320
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Mark Herring, President(920) 682-2747
- License
- 24825 (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
15 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
- 2011-03-12
- Last updated
- 2011-03-12
Frequently asked questions
- What is Mark L Herring M.D., S.c.'s NPI number?
- Mark L Herring M.D., S.c.'s National Provider Identifier (NPI) is 1184922320, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mark L Herring M.D., S.c.?
- Mark L Herring M.D., S.c. is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark L Herring M.D., S.c. located?
- Mark L Herring M.D., S.c.'s practice location on file with NPPES is 1355 Johnston Dr, Manitowoc, WI 54220-2131.
- What is Mark L Herring M.D., S.c.'s phone number?
- The practice phone number listed in the NPPES registry for Mark L Herring M.D., S.c. is (920) 682-2747.
- Does Mark L Herring M.D., S.c. accept Medicare?
- Mark L Herring M.D., S.c. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Mark L Herring M.D., S.c.?
- The authorized official listed on Mark L Herring M.D., S.c.'s NPPES record is Mark Herring, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mark L Herring M.D., S.c.'s NPI active?
- Yes — Mark L Herring M.D., S.c.'s NPI (1184922320) is active in the NPPES registry as of the last update on 2011-03-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.