Registry data as of Aug 27, 2026

Sylvia Dennison, MD

Psychiatry Physician · Antigo, WI

Sylvia Dennison, MD is a psychiatry physician with a practice address in Antigo, Wisconsin, and NPI 1700838836, issued on May 17, 2006. Check the license (Wisconsin 44166-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1700838836
Name
Sylvia Dennison
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
44166-20 WI
Self-reported in NPPES; status is on the state search
Practice location
110 E 5TH Ave, Antigo, WI 54409
Phone
(715) 623-2351
Enumerated
May 17, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 110 E 5TH Ave

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

  1. Kathleen Bender, R.D.Registered Dietitian1033309315
  2. Jessica Brandt, DPTPhysical Therapist1548406416
  3. Angela Buchman, PAPhysician Assistant1114037363
  4. Noel Deep, MDInternal Medicine Physician1467470864
  5. Kristine Flowers, MDFamily Medicine Physician1669405676
  6. Gary Hegranes, MDFamily Medicine Physician1477586402

Verify Sylvia Dennison in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 44166-20
    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.

One hospital or facility affiliation

  1. Forest County Potawatomi CommunityCrandon, WI

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Psychiatry Physician providers in Wisconsin

There are 858 psychiatry physician records in Wisconsin.

Other psychiatry physician records in Wisconsin

  1. Semhal Abbay, MDGreen Bay, WI1780713172
  2. Beth Abramson, M.D.Milwaukee, WI1922045996
  3. Sean Ackerman, M.D.Columbus, WI1548559305
  4. Nagwa Agaiby, M.D.Milwaukee, WI1336240407
  5. Eileen Ahearn, M.D.Madison, WI1144320524
  6. Mahmoud Ahmed, MDLadysmith, WI1659473312
  7. Jose Alba, M.D.Chilton, WI1942342704
  8. Nathaniel Albrecht, DOMenasha, WI1467853705
  9. Donald Alicea, M.D.Madison, WI1255794665
  10. Jordan Allen, DOMilwaukee, WI1568039865

Common questions

What is Sylvia Dennison, MD's NPI number?

Sylvia Dennison, MD's National Provider Identifier (NPI) is 1700838836, issued on May 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Sylvia Dennison, MD located?

The NPPES record lists a practice address at 110 E 5TH Ave, Antigo, WI, 54409. Phone: (715) 623-2351. Providers update this record themselves, so call before visiting.

How can I verify Sylvia Dennison, MD's license?

NPPES lists Wisconsin license number 44166-20, 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.