Holly Berg, DO
NPI 1275038739 · Anatomic Pathology & Clinical Pathology Physician · Marshfield, WI
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Holly Berg, DO is a Anatomic Pathology & Clinical Pathology Physician provider in Marshfield, WI (NPI 1275038739).
Provider details
- NPI number
- 1275038739
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 8119321 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
- 2018-03-27
- Last updated
- 2023-07-21
- Certified
- 2023-07-21
Frequently asked questions
- What is Holly Berg's NPI number?
- Holly Berg's National Provider Identifier (NPI) is 1275038739, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Holly Berg's specialty?
- Holly Berg is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Holly Berg located?
- Holly Berg's practice location on file with NPPES is 1000 N Oak Ave, Marshfield, WI 54449-5703.
- What is Holly Berg's phone number?
- The practice phone number listed in the NPPES registry for Holly Berg is (715) 387-5511.
- Does Holly Berg accept Medicare?
- Holly Berg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Holly Berg's NPI active?
- Yes — Holly Berg's NPI (1275038739) is active in the NPPES registry as of the last update on 2023-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.