NPPES file of Aug 9, 2026

James Freeman Heise, M.D.

Internal Medicine Physician · Sturgeon Bay, WI

James Freeman Heise, M.D. is an internal medicine physician with a practice address in Sturgeon Bay, Wisconsin, and NPI 1316934060, issued on Sep 27, 2005. Check the license (Wisconsin 46570-020, as entered in NPPES) on the Wisconsin Medical Examining Board; 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
1316934060
Name
James Freeman Heise
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
46570-020 WI
46570-20 WI
Self-reported in NPPES; status is on the state search
Practice location
323 S 18TH Ave, Sturgeon Bay, WI 54235
Phone
(920) 743-5566
Enumerated
Sep 27, 2005
Record last updated
Mar 10, 2026
Fax
(920) 743-5526
Medicare enrollment
Enrolled (PECOS I20050110000299); accepts Medicare assignment
Medical or professional school
Medical College Of Wisconsin, 2002
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 internal medicine physician records → All 2,078 in Wisconsin → Look up another NPI →

Also registered at 323 S 18TH Ave

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

  1. Adam Alexander, D.O.Emergency Medicine Physician1497250385
  2. Keith Anclam, D.O.Internal Medicine Physician1487662037
  3. Maria Chona Antonio, MDFamily Medicine Physician1740295237
  4. Rick Avery, MDFamily Medicine Physician1205490497
  5. Patti Balestrieri, PA-CPhysician Assistant1205841723
  6. Ellen Barton, DPMPodiatrist1699263996

Verify James Freeman Heise in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 46570-020    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
Open 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. Door County Memorial HospitalSturgeon Bay, WI

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

James Freeman Heise among 2,078 internal medicine physician records in Wisconsin

James Freeman Heise, M.D. is one of 2,078 internal medicine physician records with a practice address in Wisconsin. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 91% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2002 · median 2002 among the 1,098 with a school on file
  • Record last updated2026 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

10 internal medicine physician records list a practice address in Sturgeon Bay

They are 10 of the 350 NPPES records with a practice address in Sturgeon Bay, and 2,078 internal medicine physician records in Wisconsin.

All 2,078 in Wisconsin → Every provider in Sturgeon Bay → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Kumar Akashdeep, M.D.Sturgeon Bay, WI 542351720210008
  2. Keith Anclam, D.O.Sturgeon Bay, WI 542351487662037
  3. Paul Board, M.D.Sturgeon Bay, WI 542351891725420
  4. David Conger, MDSturgeon Bay, WI 542351477562510
  5. Richard Hogan, M.D.Sturgeon Bay, WI 542351710911144
  6. Christopher Mildenberg, MDSturgeon Bay, WI 542351154409175
  7. Kelton Reitz, D.O.Sturgeon Bay, WI 542351164432027
  8. Henry Saperstein, M.D.Sturgeon Bay, WI 542351033129911

Common questions

What is James Freeman Heise, M.D.'s NPI number?

James Freeman Heise, M.D.'s National Provider Identifier (NPI) is 1316934060, issued on Sep 27, 2005. An NPI identifies a provider in billing; it is not a license.

Where is James Freeman Heise, M.D. located?

The NPPES record lists a practice address at 323 S 18TH Ave, Sturgeon Bay, WI, 54235. Phone: (920) 743-5566. Providers update this record themselves, so call before visiting.

How can I verify James Freeman Heise, M.D.'s license?

NPPES lists Wisconsin license number 46570-020, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.