NPPES file of Aug 9, 2026

Erik Brian Gregersen, PT

Physical Therapist · Green Bay, WI

Erik Brian Gregersen, PT is a physical therapist with a practice address in Green Bay, Wisconsin, and NPI 1235422064, issued on May 26, 2011. Check the license (Wisconsin 11701-024, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235422064
Name
Erik Brian Gregersen
Credential
PT
Primary taxonomy
Physical Therapist 225100000X
License number
11701-024 WI
Self-reported in NPPES; status is on the state search
Practice location
3263 Eaton RD, Green Bay, WI 54311
Phone
(920) 433-6700
Enumerated
May 26, 2011
Record last updated
May 26, 2011 (not updated in 15 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20120316000435); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest physical therapist records → All 6,585 in Wisconsin → Look up another NPI →

Also registered at 3263 Eaton RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Eric Adams, PAPhysician Assistant1528445087
  2. Isabelle Amigues, MDRheumatology Physician1588950018
  3. Mallory Baerenwald, MS,RD,CDRegistered Dietitian1548804370
  4. Lissa Balison, MSE, LPCProfessional Counselor1235462623
  5. Mindy Benz, DPTPhysical Therapist1508152547
  6. Brandon Boehm, MDFamily Medicine Physician1619294576

Verify Erik Brian Gregersen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 11701-024    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Wisconsin license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Froedtert Andthe Medical College OF Wisconsin Community Physicians IncGermantown, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Erik Brian Gregersen among 6,585 physical therapist records in Wisconsin

Erik Brian Gregersen, PT is one of 6,585 physical therapist records with a practice address in Wisconsin. 27% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 44% of them.

  • NPI issued2011 · 44% of these records are older, 53% newer
  • In a Medicare fileYes · 27% of these records are
  • In the CMS Doctors and Clinicians fileYes · 27% of these records are
  • Graduated2011 · median 2015 among the 1,788 with a school on file
  • Record last updated2011 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225100000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

314 physical therapist records list a practice address in Green Bay

They are 314 of the 4,619 NPPES records with a practice address in Green Bay, and 6,585 physical therapist records in Wisconsin.

All 6,585 in Wisconsin → Every provider in Green Bay → Physical Therapist nationwide →

The 8 physical therapist records with the nearest ZIP codes

  1. Daniel Bowman, PTGreen Bay, WI 543111407860521
  2. Kelly Gerl, MPTGreen Bay, WI 543111083646061
  3. Heidi Gutschow, PTGreen Bay, WI 543111295759827
  4. Cheryl Haag, PTGreen Bay, WI 543111427033026
  5. Tracy Heim, PTGreen Bay, WI 543111548245152
  6. Barbara Mahlik, PTGreen Bay, WI 543111801810460
  7. Peter McMahon, PTGreen Bay, WI 543111235143348
  8. Cory Peed, PTGreen Bay, WI 543111710989447

Common questions

What is Erik Brian Gregersen, PT's NPI number?

Erik Brian Gregersen, PT's National Provider Identifier (NPI) is 1235422064, issued on May 26, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Erik Brian Gregersen, PT located?

The NPPES record lists a practice address at 3263 Eaton RD, Green Bay, WI, 54311. Phone: (920) 433-6700. Providers update this record themselves, so call before visiting.

How can I verify Erik Brian Gregersen, PT's license?

NPPES lists Wisconsin license number 11701-024, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.