Gregory Warren Mattingly, MD - Medicare Psychiatry in Saint Charles, MO

Gregory Warren Mattingly, MD is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Saint Charles, Missouri. He went to Washington University School Of Medicine and graduated in 1989 and has 35 years of diverse experience with area of expertise as Psychiatry. He is a member of the group practice St. Charles Psychiatric Associates, Inc. and his current practice location is 330 1st Capitol Dr, Ste 390, Saint Charles, Missouri. You can reach out to his office (for appointments etc.) via phone at (636) 949-5760.

Gregory Warren Mattingly is licensed to practice in Missouri (license number 102964) 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 1215933379.

Contact Information

Gregory Warren Mattingly, MD
330 1st Capitol Dr, Ste 390,
Saint Charles, MO 63301-2852
(636) 949-5760
(636) 949-0729

Map and Direction




Physician's Profile

Full NameGregory Warren Mattingly
GenderMale
SpecialityPsychiatry
Experience35 Years
Location330 1st Capitol Dr, Saint Charles, 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:
  • Gregory Warren Mattingly attended and graduated from Washington University School Of Medicine in 1989
  NPI Data:
  • NPI Number: 1215933379
  • Provider Enumeration Date: 06/23/2005
  • Last Update Date: 01/26/2017
  Medicare PECOS Information:
  • PECOS PAC ID: 1456512128
  • Enrollment ID: I20120410000409

Medical Identifiers

Medical identifiers for Gregory Warren Mattingly such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1215933379NPI-NPPES
17646OtherBLUE CROSS BLUE SHIELD
212683OtherHEALTHLINK

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry 102964 (Missouri)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
St. Charles Psychiatric Associates, Inc.06484313124

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. Gregory Warren Mattingly allows following entities to bill medicare on his behalf.
Entity NameSt. Charles Psychiatric Associates, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1164631495
PECOS PAC ID: 0648431312
Enrollment ID: O20120406000043

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. Gregory Warren Mattingly 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
Gregory Warren Mattingly, MD
4801 Weldon Spring Pkwy, Ste 300,
Weldon Spring, MO 63304-9101

Ph: (636) 949-5760
Gregory Warren Mattingly, MD
330 1st Capitol Dr, Ste 390,
Saint Charles, MO 63301-2852

Ph: (636) 949-5760

Reviews and Comments


Psychiatry & Neurology Doctors in Saint Charles, MO

Dr. Michele A Wood, D.O.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 400 1st Capitol Dr, Saint Charles, MO 63301
Phone: 636-946-1152    Fax: 636-946-8126
Howard Jay Ilivicky, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 330 1st Capitol Dr, Ste 390, Saint Charles, MO 63301
Phone: 636-949-5760    Fax: 636-949-0729
Dr. Min Pan, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 400 1st Capitol Dr, Suite 407, Saint Charles, MO 63301
Phone: 636-946-1152    Fax: 636-946-8126
Richard Howard Anderson, M.D., PHD
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: 330 1st Capitol Dr, Ste 390, Saint Charles, MO 63301
Phone: 636-949-5760    Fax: 636-949-0729
Keim L. Baird, M.D.
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: 535 Pike St, Saint Charles, MO 63301
Phone: 636-946-5844    Fax: 636-296-8579

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.