Michael Volk, M.D.
NPI 1750475851 · Hematology & Oncology Physician · Green Bay, WI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Volk, M.D. is a Hematology & Oncology Physician provider in Green Bay, WI (NPI 1750475851).
Provider details
- NPI number
- 1750475851
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 29769 (WI)
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 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
- 2006-10-03
- Last updated
- 2013-11-18
Frequently asked questions
- What is Michael Volk's NPI number?
- Michael Volk's National Provider Identifier (NPI) is 1750475851, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Volk's specialty?
- Michael Volk is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Volk located?
- Michael Volk's practice location on file with NPPES is 1726 Shawano Ave, Green Bay, WI 54303-3216.
- What is Michael Volk's phone number?
- The practice phone number listed in the NPPES registry for Michael Volk is (920) 884-3135.
- Does Michael Volk accept Medicare?
- Michael Volk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Volk's NPI active?
- Yes — Michael Volk's NPI (1750475851) is active in the NPPES registry as of the last update on 2013-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.