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Contact Information

ROBERT E SONNENBURG JR, M.D.
2845 GREENBRIER RD
GREEN BAY, WI54311-6519
 Phone: 920-288-8230
 Fax: 920-288-8235
 Website:
 

Specialty

Taxonomy Code Specialty Code Provider Type

Otolaryngology

207Y00000X 04 Physician/Otolaryngology
 

Sleep Medicine

207YS0012X 04 Physician/Otolaryngology
Indicates primary specialty

NPI Profile & details for ROBERT E SONNENBURG JR · (Male)

NPI # 1972588176
Status Active
Credentials M.D.
Entity Individual
Enumeration date 12/09/2005
Last updated 05/19/2026 - About 2 weeks ago
Sole proprietor 1 No
Identifiers
  • WI License # 47907020
  • MI Medicaid 4728367
  • MI Medicaid 4728376
  • MI Medicaid 4728385
  • WI Medicaid 34628100
Hospital affiliation(s)
  • AURORA BAYCARE MED CTR - (Acute Care)
    2845 GREENBRIER RD
    GREEN BAY, WI 54311
  • AURORA MED CTR MANITOWOC CTY - (Acute Care)
    5000 MEMORIAL DRIVE
    TWO RIVERS, WI 54241
  • BAY AREA MED CTR - (Acute Care)
    3100 SHORE DRIVE
    MARINETTE, WI 54143
1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

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