NPPES file of Aug 9, 2026

Brian Allan Knapp, M.D.

Physical Medicine & Rehabilitation Physician · Green Bay, WI

Brian Allan Knapp, M.D. is a physical medicine & rehabilitation physician with a practice address in Green Bay, Wisconsin, and NPI 1730200395, issued on Apr 2, 2007. Check the license (Wisconsin 50910-020, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1730200395
Name
Brian Allan Knapp
Credential
M.D.
Primary taxonomy
Physical Medicine & Rehabilitation Physician 208100000X
License number
50910-020 WI
Self-reported in NPPES; status is on the state search
Practice location
725 S Webster Ave, Green Bay, WI 54301
Phone
(920) 433-3655
Enumerated
Apr 2, 2007
Record last updated
Jul 23, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100324000320); accepts Medicare assignment
Medical or professional school
Indiana University School Of Medicine, 2006
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 medicine & rehabilitation physician records → All 321 in Wisconsin → Look up another NPI →

Also registered at 725 S Webster Ave

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

  1. Narayan Amarnani, MDGastroenterology Physician1245307321
  2. Megan Brzezinski, APNPNurse Practitioner1083059034
  3. Alexandria Caelwaerts, D-PTPhysical Therapist1184149965
  4. Jeremy Cross, M.S.P.T.Physical Therapist1932246246
  5. Jacquelyn Delfosse McDonald, DPTPhysical Therapist1457804676
  6. Melissa Dercks, APNPAdult Health Nurse Practitioner1710202577

Verify Brian Allan Knapp in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 50910-020    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

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40% fewer Medicare Part D claims than the average physical medicine & rehabilitation physician in 2024

439 Medicare Part D claims for 46 beneficiaries, against an average of 727 among the 7,448 providers of this specialty who prescribed in Part D. 81 claims were for opioids.

  1. Brian Knapp439
  2. Specialty average727

Most prescribed

  1. Gabapentin60 claims
  2. Baclofen49 claims
  3. Pregabalin48 claims
  4. Diazepam27 claims
  5. Hydrocodone-Acetaminophen27 claims
  6. Oxycodone-Acetaminophen23 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $108.79

1 payment: food and beverage; the largest payer was Ipsen Biopharmaceuticals, Inc. The 3,895 providers of this specialty with any payment received $1,237.86 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Brian Knapp$108.79
  2. Specialty average$1,237.86

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Bellin Memorial Hospital IncGreen Bay, WI
  2. Oconto Hospital And Medical Center IncMarinette, WI

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

Brian Allan Knapp among 321 physical medicine & rehabilitation physician records in Wisconsin

Brian Allan Knapp, M.D. is one of 321 physical medicine & rehabilitation physician records with a practice address in Wisconsin. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 41% of them.

  • NPI issued2007 · 41% of these records are older, 50% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated2006 · median 2007 among the 172 with a school on file
  • Record last updated2021 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208100000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Physical Medicine & Rehabilitation Physician providers in Wisconsin

There are 321 physical medicine & rehabilitation physician records in Wisconsin.

All 321 in Wisconsin → Every provider in Green Bay → Physical Medicine & Rehabilitation Physician nationwide →

The 8 physical medicine & rehabilitation physician records with the nearest ZIP codes

  1. Dennis Hudson, MDGreen Bay, WI 543011497771273
  2. John Koch, MDGreen Bay, WI 543011467478271
  3. Thu Malikowski, MDGreen Bay, WI 543011184659740
  4. Hazel Mathes, D.O.Green Bay, WI 543011689028243
  5. Jason Schave, DOGreen Bay, WI 543011902813512
  6. Rose Turba, MDGreen Bay, WI 543011124046883
  7. William Van Dorp, MDGreen Bay, WI 543011710900675
  8. Danzhu Guo, MDGreen Bay, WI 543041366470551

Common questions

What is Brian Allan Knapp, M.D.'s NPI number?

Brian Allan Knapp, M.D.'s National Provider Identifier (NPI) is 1730200395, issued on Apr 2, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Brian Allan Knapp, M.D. located?

The NPPES record lists a practice address at 725 S Webster Ave, Green Bay, WI, 54301. Phone: (920) 433-3655. Providers update this record themselves, so call before visiting.

How can I verify Brian Allan Knapp, M.D.'s license?

NPPES lists Wisconsin license number 50910-020, 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.

How much does Brian Allan Knapp, M.D. prescribe under Medicare Part D?

In 2024, Brian Allan Knapp, M.D. had 439 Medicare Part D claims for 46 beneficiaries; the average among physical medicine & rehabilitation physician prescribers was 727. Part D covers Medicare prescriptions 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.