H Marshall Matthews, MD
Hematology & Oncology Physician · Sheboygan, WI
H Marshall Matthews, MD is a hematology & oncology physician with a practice address in Sheboygan, Wisconsin, and NPI 1487637856, issued on Nov 21, 2005. Check the license (Wisconsin 27726, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- H Marshall Matthews
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 27726 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1621 N Taylor Dr, Sheboygan, WI 53081
- Phone
- (920) 458-7433
- Enumerated
- Nov 21, 2005
- Record last updated
- Apr 26, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (920) 452-3594
- Medicaid ID
- 31644700 WI
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 295 in Wisconsin → Look up another NPI →
Also registered at 1621 N Taylor Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Laura Alsteen, APNPNurse Practitioner1114215886
- Dawn Baarendse, NPObstetrics & Gynecology Nurse Practitioner1265604839
- David Beimborn, PTPhysical Therapist1972804854
- Steven Bettag, MDMedical Oncology Physician1669529608
- Katharine Donohue, FNP-CFamily Nurse Practitioner1699761403
- Jennifer English, APNPNurse Practitioner1477620201
Verify H Marshall Matthews in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 27726Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
8% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
809 Medicare Part D claims for 71 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 108 claims were for opioids.
Most prescribed
- Prednisone59 claims
- Famotidine49 claims
- Oxycodone Hcl47 claims
- Pantoprazole Sodium40 claims
- Acyclovir32 claims
- Hydrocodone-Acetaminophen29 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: $48.00
2 payments; by number, the most common kind was food and beverage; the largest payer was Pharming Healthcare, Inc. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
H Marshall Matthews among 295 hematology & oncology physician records in Wisconsin
H Marshall Matthews, MD is one of 295 hematology & oncology physician records with a practice address in Wisconsin. 82% 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, 92% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 74% of these records are
- Record last updated2016 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Wisconsin
There are 295 hematology & oncology physician records in Wisconsin.
All 295 in Wisconsin → Every provider in Sheboygan → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Qiaofang Chen, M.D.Sheboygan, WI 530811619161890
- Nicholas GustafsonSheboygan, WI 530811508286386
- Max Haid, MDSheboygan, WI 530811730296336
- Cheruppolil Santhosh-Kumar, MDSheboygan, WI 530811649387911
- Abdel Hai Alqwasmi, M.DWest Bend, WI 530951003055302
- John Burfeind, MDWest Bend, WI 530951316026214
- Ajit Divgi, MDWest Bend, WI 530951568453223
- Sailaja Kamaraju, MDWest Bend, WI 530951093763260
Common questions
What is H Marshall Matthews, MD's NPI number?
H Marshall Matthews, MD's National Provider Identifier (NPI) is 1487637856, issued on Nov 21, 2005. An NPI identifies a provider in billing; it is not a license.
Where is H Marshall Matthews, MD located?
The NPPES record lists a practice address at 1621 N Taylor Dr, Sheboygan, WI, 53081. Phone: (920) 458-7433. Providers update this record themselves, so call before visiting.
How can I verify H Marshall Matthews, MD's license?
NPPES lists Wisconsin license number 27726, 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 H Marshall Matthews, MD prescribe under Medicare Part D?
In 2024, H Marshall Matthews, MD had 809 Medicare Part D claims for 71 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.
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.