Patricia Elizabeth Sias, M.D.
Internal Medicine Physician · Green Bay, WI
Patricia Elizabeth Sias, M.D. is an internal medicine physician with a practice address in Green Bay, Wisconsin, and NPI 1497721054, issued on Feb 24, 2006. Check the license (Wisconsin 38535-020, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Patricia Elizabeth Sias
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 38535-020 WI
38535 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1715 Dousman St., Green Bay, WI 54303
- Phone
- (920) 496-7770
- Enumerated
- Feb 24, 2006
- Record last updated
- Mar 5, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (920) 496-4766
- Medicaid ID
- 34270600 WI
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,078 in Wisconsin → Look up another NPI →
Verify Patricia Elizabeth Sias in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 38535-020Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
109 Medicare Part D claims for 12 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
Patricia Elizabeth Sias among 2,078 internal medicine physician records in Wisconsin
Patricia Elizabeth Sias, 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 46% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2013 · 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).
69 internal medicine physician records list a practice address in Green Bay
They are 69 of the 4,619 NPPES records with a practice address in Green Bay, and 2,078 internal medicine physician records in Wisconsin.
All 2,078 in Wisconsin → Every provider in Green Bay → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Quan Ai, MDGreen Bay, WI 543031821089616
- Gregory Bottei, MDGreen Bay, WI 543031245255561
- Diane Christel, MDGreen Bay, WI 543031841216116
- Bruce Fenster, MDGreen Bay, WI 543031386660454
- Vaishali Gala, MDGreen Bay, WI 543031457388738
- Michael Gallagher, M.D.Green Bay, WI 543031174544555
- Richard Greene, MDGreen Bay, WI 543031619082609
- John Rank, MDGreen Bay, WI 543031336165877
Common questions
What is Patricia Elizabeth Sias, M.D.'s NPI number?
Patricia Elizabeth Sias, M.D.'s National Provider Identifier (NPI) is 1497721054, issued on Feb 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Patricia Elizabeth Sias, M.D. located?
The NPPES record lists a practice address at 1715 Dousman St., Green Bay, WI, 54303. Phone: (920) 496-7770. Providers update this record themselves, so call before visiting.
How can I verify Patricia Elizabeth Sias, M.D.'s license?
NPPES lists Wisconsin license number 38535-020, 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 Patricia Elizabeth Sias, M.D. prescribe under Medicare Part D?
In 2024, Patricia Elizabeth Sias, M.D. had 109 Medicare Part D claims for 12 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.