Issaka O. Nsiah, MD
Hospitalist Physician · Green Bay, WI
Issaka O. Nsiah, MD is a hospitalist physician with a practice address in Green Bay, Wisconsin, and NPI 1053699439, issued on Aug 2, 2011. Check the license (Wisconsin 56136-020, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Issaka O. Nsiah
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 56136-020 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1726 Shawano Ave, Green Bay, WI 54303
- Phone
- (920) 496-4700
- Enumerated
- Aug 2, 2011
- Record last updated
- Aug 2, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20140217001198); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 894 in Wisconsin → Look up another NPI →
Also registered at 1726 Shawano Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Issaka O. Nsiah in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 56136-020Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
59% fewer Medicare Part D claims than the average hospitalist physician in 2024
213 Medicare Part D claims for 124 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
Most prescribed
- Cefdinir13 claims
- Furosemide12 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.
Bills Medicare through one group practice
- Wake Forest University Health SciencesWinston Salem, NC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Issaka O. Nsiah among 894 hospitalist physician records in Wisconsin
Issaka O. Nsiah, MD is one of 894 hospitalist physician records with a practice address in Wisconsin. 91% 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 38% of them.
- NPI issued2011 · 38% of these records are older, 58% newer
- In a Medicare fileYes · 91% of these records are
- In the CMS Doctors and Clinicians fileYes · 86% of these records are
- Graduated2003 · median 2011 among the 768 with a school on file
- Record last updated2011 · 29% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
53 hospitalist physician records list a practice address in Green Bay
They are 53 of the 4,619 NPPES records with a practice address in Green Bay, and 894 hospitalist physician records in Wisconsin.
All 894 in Wisconsin → Every provider in Green Bay → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Kenneth Hujet, MDGreen Bay, WI 543031376576678
- Suzanne Powell, MDGreen Bay, WI 543031265458053
- Ashok Rai, MDGreen Bay, WI 543031447276985
- Tangee Sinclair, MDGreen Bay, WI 543031548294770
- Zaheer Akhtar, DOGreen Bay, WI 543011366002966
- Richard Amankwah, MDGreen Bay, WI 543011164712741
- Henry Chan, MDGreen Bay, WI 543011780202259
- Fomengia Nkeangu, MDGreen Bay, WI 543011649920745
Common questions
What is Issaka O. Nsiah, MD's NPI number?
Issaka O. Nsiah, MD's National Provider Identifier (NPI) is 1053699439, issued on Aug 2, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Issaka O. Nsiah, MD located?
The NPPES record lists a practice address at 1726 Shawano Ave, Green Bay, WI, 54303. Phone: (920) 496-4700. Providers update this record themselves, so call before visiting.
How can I verify Issaka O. Nsiah, MD's license?
NPPES lists Wisconsin license number 56136-020, 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 Issaka O. Nsiah, MD prescribe under Medicare Part D?
In 2024, Issaka O. Nsiah, MD had 213 Medicare Part D claims for 124 beneficiaries; the average among hospitalist physician prescribers was 521. 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.