Dr. Gregory Riccardo Vlacich
Dr. Gregory R. Vlacich
Last updated: Apr 17, 2025

Dr. Gregory R. Vlacich

  • Gender: Male
  • Experience: 12 years
  • Graduation year: 2009
  • Sole propriator: No
  • NPI: 1073839148

Dr. Gregory R. Vlacich MD

Radiation Oncologist

He is located at 4921 Parkview Place Dept Radiation Oncology, Ll in Saint Louis, MO 63110. Can help patients with the following: Anal Cancer, Bladder Cancer, Brain Cancer, Hodgkin's Disease, Salivary Gland Cancer, Testicular Cancer. His National Provider Identifier (NPI) number is 1073839148. Appointment can be made via the phone number (314) 747-7236. He is affiliated with 2 practices and 3 hospitals.

Conditions treated

Dr. Gregory Riccardo Vlacich, being an radiation oncologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Gregory R. Vlacich.

  • Acoustic Neuroma
  • Anal Cancer
  • Bladder Cancer
  • Bone Cancer
  • Brain Cancer
  • Breast Cancer
  • Cancer
  • Cervical Cancer
  • Colon Cancer
  • Cushing's Syndrome
  • Hodgkin's Disease
  • Leukemia
  • Liver Cancer
  • Lung Cancer
  • MRI
  • Penis Cancer
  • Prostate Cancer
  • Salivary Gland Cancer
  • Sarcoma
  • Testicular Cancer
  • Vaginal Cancer

Procedures Performed by Dr. Gregory R. Vlacich

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Gregory R. Vlacich as in-network for the following 2026 plans.

Health plans

Cox HealthPlans

Network data as of Sep 11, 2026, as reported by the insurer.

Show all 7 plans from Cox HealthPlans
Cox HealthPlans plans
Plan Plan type Network tier New patients
Cox HealthPlans Bronze Expanded Standard EPO · Expanded Bronze EPO Accepting new patients
Cox HealthPlans Bronze Preferred EPO · Bronze EPO Accepting new patients
Cox HealthPlans Gold Preferred EPO · Gold EPO Accepting new patients
Cox HealthPlans Gold Standard EPO · Gold EPO Accepting new patients
Cox HealthPlans Silver Connect EPO · Silver EPO Accepting new patients
Cox HealthPlans Silver Preferred EPO · Silver EPO Accepting new patients
Cox HealthPlans Silver Standard EPO · Silver EPO Accepting new patients

UnitedHealthcare

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 13 plans from UnitedHealthcare
UnitedHealthcare plans
Plan Plan type Network tier New patients
UHC Bronze Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, No Referrals) EPO · Expanded Bronze Non Preferred Accepting new patients
UHC Bronze Essential (No Referrals) EPO · Bronze Non Preferred Accepting new patients
UHC Bronze Standard (No Referrals) EPO · Expanded Bronze Non Preferred Accepting new patients
UHC Bronze Standard+ (Dental + Vision, No Referrals) EPO · Expanded Bronze Non Preferred Accepting new patients
UHC Gold Advantage ($0 Virtual Urgent Care, No Referrals) EPO · Gold Non Preferred Accepting new patients
UHC Gold Advantage+ ($0 Virtual Urgent Care, Dental + Vision, No Referrals) EPO · Gold Non Preferred Accepting new patients
UHC Gold Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, $8 Tier 2 Rx, No Referrals) EPO · Gold Non Preferred Accepting new patients
UHC Gold Standard (No Referrals) EPO · Gold Non Preferred Accepting new patients
UHC Silver Advantage ($0 Virtual Urgent Care, No Referrals) EPO · Silver Non Preferred Accepting new patients
UHC Silver Advantage+ ($0 Virtual Urgent Care, Dental + Vision, No Referrals) EPO · Silver Non Preferred Accepting new patients
UHC Silver Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, No Referrals) EPO · Silver Non Preferred Accepting new patients
UHC Silver Standard (No Referrals) EPO · Silver Non Preferred Accepting new patients
UHC Silver Standard+ (Dental + Vision, No Referrals) EPO · Silver Non Preferred Accepting new patients

This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Gregory R. Vlacich is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.

Insurance information looks wrong? Let us know

Medicare Enrollment

Dr. Gregory R. Vlacich is enrolled to bill Medicare as a Practitioner - Radiation Oncology .

Bills through: Washington University

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.

Payments received

Drug payment

Amgen $80
Bayer $28
Janssen $26

Other

Food and Beverage $180

Studies

Graduated in 2009

Additional Specialities

  • Radiologist

Affiliated practices

Cohen Eye Associates, Limited
4921 Parkview Place
St. Louis, 63110 MO
(314) 361-5003
Next Step Foot & Ankle Centers
509 Hamacher Street
Waterloo, 62298 IL
(618) 939-5979

Affiliated hospitals

BARNES JEWISH HOSPITAL
ONE BARNES-JEWISH HOSPITAL PLAZA
SAINT LOUIS, 63110 MO
(314) 747-3000
CHRISTIAN HOSPITAL NORTHEAST
11133 DUNN ROAD
SAINT LOUIS, 63136 MO
(314) 653-5000
ALTON MEMORIAL HOSPITAL
ONE MEMORIAL DRIVE
ALTON, 62002 IL
(618) 463-7300

Looking for more Radiation Oncologists?

Out of the 33 radiation oncologists in this region, here are 10 randomly selected ones for you to explore.

Dr. Stephanie Markovina
  • Gender: Female
  • Address: Dept Radiation Oncology, Ll 4921 Parkview Place Saint Louis, 63110, MO
Dr. Yuan James Rao
  • Gender: Male
  • Address: 300 Pasteur Drive Palo Alto, 94304, CA
Dr. Pamela Parker Samson
  • Gender: Female
  • Address: Dept Radiation Oncology, Ll 4921 Parkview Place Saint Louis, 63110, MO
Dr. Maria A. Thomas
  • Gender: Female
  • Address: Dept Radiation Oncology, Ll 4921 Parkview Place Saint Louis, 63110, MO
Dr. Aadel Ahmed Chaudhuri
  • Gender: Male
  • Address: 200 1st Street Southwest Rochester, 55905, MN
Dr. Hiram Alberto Gay
  • Gender: Male
  • Address: Dept Radiation Oncology, Ll 4921 Parkview Place Saint Louis, 63110, MO
Dr. Perry W. Grigsby
  • Gender: Male
  • Address: Dept Radiology 1 Barnes Jewish Hospital Plaza Saint Louis, 63110, MO
Dr. Kylie Haemin Kang
  • Gender: Female
  • Address: 1959 Northeast Pacific Street Seattle, 98195, WA
Dr. Mackenzie D. Daly
  • Gender: Female
  • Address: 12605 East 16th Avenue Aurora, 80045, CO

Questions & Answers

What conditions does Dr. Gregory Riccardo Vlacich treat?

Dr. Gregory Riccardo Vlacich provides treatment for Anal Cancer, Bladder Cancer, Brain Cancer, Hodgkin's Disease, Salivary Gland Cancer, Testicular Cancer. For the full list see this list.

Does Dr. Gregory Riccardo Vlacich have affiliation with practices?

Dr. Gregory Riccardo Vlacich is affiliated with Cohen Eye Associates, Limited. For the full list of practices see this list.

Has Dr. Gregory Riccardo Vlacich affiliation with hospitals?

Dr. Gregory Riccardo Vlacich is affiliated with BARNES JEWISH HOSPITAL. For the full list of hospitals see this list.

Does Dr. Gregory Riccardo Vlacich accept patients with Cox HealthPlans?

Yes, Dr. Gregory Riccardo Vlacich is listed in-network for Cox HealthPlans through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.

Where can you meet with Dr. Gregory Riccardo Vlacich?

Dr. Gregory Riccardo Vlacich's office is located at 4921 Parkview Place Dept Radiation Oncology, Ll in Saint Louis, MO 63110.