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Informational purposes only — not medical advice. Always consult a professional. Data updated weekly.

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Best Internal Doctors in Marshfield, WI | NPI Telehealth
Home/Wisconsin/Marshfield/Internal Doctors
LOCAL SPECIALTY PROTOCOL 2026

Internal Doctors
IN Marshfield.

Find and book top-rated Internal Medicine specialists in Marshfield, WI. Access NPI credentials sourced from federal records and virtual care availability.

SPECIALISTS

Active internal doctors in Marshfield jurisdiction.

11 ENTRIES FOUND
NPI: 1891958435
VIRTUAL ACTIVE

LISA FRANCIS, MD

Internal Medicine

NPI DATA 2026
Marshfield, WI
OTHER (1991)
18+ Years Exp.
ACCESS PROFILE
NPI: 1821542739
VIRTUAL ACTIVE

MARK RIDDER, M.D.

Internal Medicine

NPI DATA 2026
Marshfield, WI
SANFORD SCHOOL OF MEDICINE OF UNIVERSITY OF SOUTH DAKOTA (2016)
10+ Years Exp.
ACCESS PROFILE
NPI: 1740449099
VIRTUAL ACTIVE

SHANKAR BETTADAHALLI, M.D

Internal Medicine

NPI DATA 2026
Marshfield, WI
OTHER (2000)
18+ Years Exp.
ACCESS PROFILE
NPI: 1619536398
VIRTUAL ACTIVE

ADAORA OKOLI, MD

Internal Medicine

NPI DATA 2026
Marshfield, WI
OTHER (2011)
7+ Years Exp.
ACCESS PROFILE
NPI: 1568570828
VIRTUAL ACTIVE

GAOJUN GUI, MD

Internal Medicine

NPI DATA 2026
Marshfield, WI
OTHER (1982)
20+ Years Exp.
ACCESS PROFILE
NPI: 1417568965
VIRTUAL ACTIVE

SHEETAL AATRAI, MD

Internal Medicine

NPI DATA 2026
Marshfield, WI
OTHER (2013)
6+ Years Exp.
ACCESS PROFILE
NPI: 1205498227
VIRTUAL ACTIVE

FREDERICK HERNAEZ, MD

Internal Medicine

NPI DATA 2026
Marshfield, WI
OTHER (2017)
7+ Years Exp.
ACCESS PROFILE
NPI: 1194825406
VIRTUAL ACTIVE

RANA NASSER, MD

Internal Medicine

NPI DATA 2026
Marshfield, WI
OTHER (1991)
20+ Years Exp.
ACCESS PROFILE
NPI: 1154855732
VIRTUAL ACTIVE

EAMMON GROSEK

Internal Medicine

NPI DATA 2026
Marshfield, WI
SANFORD SCHOOL OF MEDICINE OF UNIVERSITY OF SOUTH DAKOTA (2016)
9+ Years Exp.
ACCESS PROFILE
NPI: 1063030492
VIRTUAL ACTIVE

RAYAN SULIMAN, MD

Internal Medicine

NPI DATA 2026
Marshfield, WI
OTHER (2008)
6+ Years Exp.
ACCESS PROFILE
NPI: 1013323187
VIRTUAL ACTIVE

JAMES NASH, DO

Internal Medicine

NPI DATA 2026
Marshfield, WI
LAKE ERIE COLLEGE OF OSTEOPATHIC MEDICINE, ERIE (2014)
12+ Years Exp.
ACCESS PROFILE

Local Discovery Protocol

Navigating healthcare in Marshfield, WI requires finding the right expert. A highly qualified internal medicine is crucial for proper diagnosis and long-term care management.

  • NPI Credentials: Active NPI status and valid WI state licensing sourced from federal records.
  • Virtual Options: Encrypted telehealth consultations available for remote triage.
All Providers in WisconsinNationwide Internal Medicines