Michael Smullen, MD
NPI 1023020120 · Dermatopathology Physician · Green Bay, WI
Michael Smullen, MD is a Dermatopathology Physician provider in Green Bay, WI (NPI 1023020120).
Provider details
- NPI number
- 1023020120
- Entity type
- Individual
- Primary specialty
- Dermatopathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- WI16879 (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
- 2006-08-13
- Last updated
- 2010-09-22
Frequently asked questions
- What is Michael Smullen's NPI number?
- Michael Smullen's National Provider Identifier (NPI) is 1023020120, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Smullen's specialty?
- Michael Smullen is listed in the NPPES registry with a primary specialty of Dermatopathology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Smullen located?
- Michael Smullen's practice location on file with NPPES is 1239 W Mason St, Green Bay, WI 54303-2047.
- What is Michael Smullen's phone number?
- The practice phone number listed in the NPPES registry for Michael Smullen is (920) 499-0696.
- Is Michael Smullen's NPI active?
- Yes — Michael Smullen's NPI (1023020120) is active in the NPPES registry as of the last update on 2010-09-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.