Gary Dumontier, MD - Medicare Internal Medicine in Washington, MO

Gary Dumontier, MD is a medicare enrolled "Internal Medicine" physician in Washington, Missouri. He went to University Of Missouri, Columbia School Of Medicine and graduated in 1989 and has 35 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Legacy Healthcare Services Inc, Mercy Clinic East Communities and his current practice location is 901 Patients First Dr, Washington, Missouri. You can reach out to his office (for appointments etc.) via phone at (636) 239-7500.

Gary Dumontier is licensed to practice in Missouri (license number R7N44) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1437192481.

Contact Information

Gary Dumontier, MD
901 Patients First Dr,
Washington, MO 63090-4700
(636) 239-7500
(636) 239-2836



Physician's Profile

Full NameGary Dumontier
GenderMale
SpecialityInternal Medicine
Experience35 Years
Location901 Patients First Dr, Washington, Missouri
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Gary Dumontier attended and graduated from University Of Missouri, Columbia School Of Medicine in 1989
  NPI Data:
  • NPI Number: 1437192481
  • Provider Enumeration Date: 06/14/2006
  • Last Update Date: 02/12/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 3971497611
  • Enrollment ID: I20040823000565

Medical Identifiers

Medical identifiers for Gary Dumontier such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1437192481NPI-NPPES
1437192481MedicaidMO
203315403MedicaidMO
110166300OtherRAILROAD MEDICARE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine R7N44 (Missouri)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mercy Home HealthSaint louis, MOHome health agency
Heartland Hospice ServicesSaint louis, MOHospice
Mercy HospiceSaint louis, MOHospice
Mercy Hospital WashingtonWashington, MOHospital
Mercy Hospital St LouisSaint louis, MOHospital
Hermann Area District HospitalHermann, MOHospital
Mercy Hospital SouthSaint louis, MOHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Legacy Healthcare Services Inc21633397222654
Mercy Clinic East Communities7214827922491

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› Verified 5 days ago

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Gary Dumontier allows following entities to bill medicare on his behalf.
Entity NameMercy Clinic East Communities
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1851335228
PECOS PAC ID: 7214827922
Enrollment ID: O20070521000006

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Investigators at the University of Texas MD Anderson Cancer Center, Houston, have reported on a new approach to treating previously inoperable complex pancreatic adenocarcinoma that has significantly increased long-term survival for some patients.

Dendritic cells develop from specialized progenitors, research shows

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TSO3 files patent application for innovations made to its sterilization systems

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Nelson introduces abortion amendment to Senate health bill

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› Verified 5 days ago

Entity NameMercy Clinic East Communities
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073739041
PECOS PAC ID: 7214827922
Enrollment ID: O20070521000058

News Archive

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Investigators at the University of Texas MD Anderson Cancer Center, Houston, have reported on a new approach to treating previously inoperable complex pancreatic adenocarcinoma that has significantly increased long-term survival for some patients.

Dendritic cells develop from specialized progenitors, research shows

Dendritic cells are gatekeepers of Immunity and are crucial for the detection and initiation of Immunity against pathogens and foreign substances. Up to now dendritic cell subtypes were thought to develop from one common progenitor.

TSO3 files patent application for innovations made to its sterilization systems

TSO3 Inc., an innovator in low temperature sterilization technology for medical devices in healthcare settings, through the use of ozone (a cost effective, safe and eco-friendly method) today announced that it has filed a patent application in the United States seeking protection in that market as well as preserving rights in many other countries of recent innovations made to its sterilization systems, which enable both significantly faster and gentler cycles.

Nelson introduces abortion amendment to Senate health bill

The Hill: "The Senate took a crucial step toward a showdown on abortion with the introduction of an amendment by Sen. Ben Nelson (D-Neb.) and nine other anti-abortion rights senators." Nelson has indicated that he will join a Republican filibuster effort "if strict abortion language is not adopted."

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› Verified 5 days ago

Entity NameMercy Clinic Adult Hospitalists - Washington, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1891943429
PECOS PAC ID: 3577630540
Enrollment ID: O20080917000782

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New approach improves survival in patients with inoperable complex pancreatic adenocarcinoma

Investigators at the University of Texas MD Anderson Cancer Center, Houston, have reported on a new approach to treating previously inoperable complex pancreatic adenocarcinoma that has significantly increased long-term survival for some patients.

Dendritic cells develop from specialized progenitors, research shows

Dendritic cells are gatekeepers of Immunity and are crucial for the detection and initiation of Immunity against pathogens and foreign substances. Up to now dendritic cell subtypes were thought to develop from one common progenitor.

TSO3 files patent application for innovations made to its sterilization systems

TSO3 Inc., an innovator in low temperature sterilization technology for medical devices in healthcare settings, through the use of ozone (a cost effective, safe and eco-friendly method) today announced that it has filed a patent application in the United States seeking protection in that market as well as preserving rights in many other countries of recent innovations made to its sterilization systems, which enable both significantly faster and gentler cycles.

Nelson introduces abortion amendment to Senate health bill

The Hill: "The Senate took a crucial step toward a showdown on abortion with the introduction of an amendment by Sen. Ben Nelson (D-Neb.) and nine other anti-abortion rights senators." Nelson has indicated that he will join a Republican filibuster effort "if strict abortion language is not adopted."

Health care providers should increase access to nature, indicates study

While access to nature is an established social determinant of health with clear benefits to physical, mental, and social health, it does not receive as must attention by health care providers or health systems as other social concerns, according to a new piece by a Penn Medicine physician published today in the American Journal of Preventive Medicine.

Read more Medical News

› Verified 5 days ago

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Gary Dumontier is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Gary Dumontier, MD
901 Patients First Dr,
Washington, MO 63090-4700

Ph: (636) 239-7500
Gary Dumontier, MD
901 Patients First Dr,
Washington, MO 63090-4700

Ph: (636) 239-7500

News Archive

New approach improves survival in patients with inoperable complex pancreatic adenocarcinoma

Investigators at the University of Texas MD Anderson Cancer Center, Houston, have reported on a new approach to treating previously inoperable complex pancreatic adenocarcinoma that has significantly increased long-term survival for some patients.

Dendritic cells develop from specialized progenitors, research shows

Dendritic cells are gatekeepers of Immunity and are crucial for the detection and initiation of Immunity against pathogens and foreign substances. Up to now dendritic cell subtypes were thought to develop from one common progenitor.

TSO3 files patent application for innovations made to its sterilization systems

TSO3 Inc., an innovator in low temperature sterilization technology for medical devices in healthcare settings, through the use of ozone (a cost effective, safe and eco-friendly method) today announced that it has filed a patent application in the United States seeking protection in that market as well as preserving rights in many other countries of recent innovations made to its sterilization systems, which enable both significantly faster and gentler cycles.

Nelson introduces abortion amendment to Senate health bill

The Hill: "The Senate took a crucial step toward a showdown on abortion with the introduction of an amendment by Sen. Ben Nelson (D-Neb.) and nine other anti-abortion rights senators." Nelson has indicated that he will join a Republican filibuster effort "if strict abortion language is not adopted."

Health care providers should increase access to nature, indicates study

While access to nature is an established social determinant of health with clear benefits to physical, mental, and social health, it does not receive as must attention by health care providers or health systems as other social concerns, according to a new piece by a Penn Medicine physician published today in the American Journal of Preventive Medicine.

Read more News

› Verified 5 days ago


Internal Medicine Doctors in Washington, MO

Dr. Isaac I Cohen, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 901 Patients First Drive, Washington, MO 63090
Phone: 636-390-1600    Fax: 636-390-1601
Sudhanshu Gogia, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 901 Patients First Dr, Washington, MO 63090
Phone: 636-239-7344    Fax: 636-239-9436
Dr. Nicholas W Frederickson, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 901 Patients First Drive Suite 3300, Washington, MO 63090
Phone: 636-239-7344    Fax: 636-239-9436
Dr. John R Douglas Peterson, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 901 Patients First Dr Ste 3300, Washington, MO 63090
Phone: 636-239-7344    
Mohan Mallikarjuna Edupuganti, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 901 Patients First Dr Ste 2500, Washington, MO 63090
Phone: 636-239-2711    
Dr. Roberto Pacheco-coronado, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 901 Patients First Dr Ste 2500, Washington, MO 63090
Phone: 636-239-2711    
Lydia Luisa Archuleta, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 901 E 5th St, Washington, MO 63090
Phone: 636-239-8000    

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