Dr John Joseph Grechus, MD - Medicare Obstetrics/gynecology in Farmington, MO

Dr John Joseph Grechus, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Farmington, Missouri. He went to University Of Missouri, Kansas City, School Of Medicine and graduated in 1983 and has 41 years of diverse experience with area of expertise as Obstetrics/gynecology. He is a member of the group practice Great Mines Health Center and his current practice location is 1103 Weber Rd Ste 203, Farmington, Missouri. You can reach out to his office (for appointments etc.) via phone at (573) 756-9107.

Dr John Joseph Grechus is licensed to practice in Missouri (license number R5F25) 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 1831171560.

Contact Information

Dr John Joseph Grechus, MD
1103 Weber Rd Ste 203,
Farmington, MO 63640-3302
(573) 756-9107
(573) 756-9630



Physician's Profile

Full NameDr John Joseph Grechus
GenderMale
SpecialityObstetrics/gynecology
Experience41 Years
Location1103 Weber Rd Ste 203, Farmington, 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:
  • Dr John Joseph Grechus attended and graduated from University Of Missouri, Kansas City, School Of Medicine in 1983
  NPI Data:
  • NPI Number: 1831171560
  • Provider Enumeration Date: 11/17/2005
  • Last Update Date: 12/30/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 1254470438
  • Enrollment ID: I20111227000533

Medical Identifiers

Medical identifiers for Dr John Joseph Grechus such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1831171560NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology R5F25 (Missouri)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Great Mines Health Center307259814315

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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. Dr John Joseph Grechus allows following entities to bill medicare on his behalf.
Entity NameGreat Mines Health Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1376536953
PECOS PAC ID: 3072598143
Enrollment ID: O20041004000035

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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. Dr John Joseph Grechus 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
Dr John Joseph Grechus, MD
1103 Weber Rd Ste 203,
Farmington, MO 63640-3302

Ph: (573) 756-9107
Dr John Joseph Grechus, MD
1103 Weber Rd Ste 203,
Farmington, MO 63640-3302

Ph: (573) 756-9107

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Obstetrics & Gynecology Doctors in Farmington, MO

Mr. John David Edward Cooper, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1103 W Liberty St, Farmington, MO 63640
Phone: 573-756-6751    Fax: 573-756-6807
Joan Azoury, M.D
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1103 W Liberty St, Farmington, MO 63640
Phone: 573-756-6751    
Dr. Luis R Mertins, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 1103 W Liberty St, Farmington, MO 63640
Phone: 573-756-6751    Fax: 573-756-6807
Dr. George M Gasser Iii, DO
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 1105 W Liberty, Suite 2050, Farmington, MO 63640
Phone: 573-701-9600    Fax: 573-701-9605
Hannah Marie Vetter, DO
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 1103 W Liberty St, Farmington, MO 63640
Phone: 573-756-6751    

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