Mary Ellen Colyer, CRNA - Medicare Certified Registered Nurse Anesthetist (crna) in St Peters, MO

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Mary Ellen Colyer, CRNA is a medicare enrolled "Nurse Anesthetist, Certified Registered" in St Peters, Missouri. She graduated from nursing school in 1996 and has 28 years of diverse experience with area of expertise as Certified Registered Nurse Anesthetist (crna). She is a member of the group practice Eye Anesthesia Llc, Digestive Health Specialists Llc and her current practice location is 10 Hospital Dr, St Peters, Missouri. You can reach out to her office (for appointments etc.) via phone at (314) 895-3828.

Mary Ellen Colyer is licensed to practice in Missouri (license number 047943) and she also participates in the medicare program. She may accept medicare assignments (which means she may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and her NPI Number is 1932197480.

Contact Information

Mary Ellen Colyer, CRNA
10 Hospital Dr,
St Peters, MO 63376-1659
(314) 895-3828
(636) 922-5157

Map and Direction




Provider's Profile

Full NameMary Ellen Colyer
GenderFemale
SpecialityCertified Registered Nurse Anesthetist (crna)
Experience28 Years
Location10 Hospital Dr, St Peters, Missouri
Accepts Medicare AssignmentsMay be. She may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Mary Ellen Colyer graduated from nursing school in 1996
  NPI Data:
  • NPI Number: 1932197480
  • Provider Enumeration Date: 10/10/2005
  • Last Update Date: 03/12/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 6103738323
  • Enrollment ID: I20031105000160

Medical Identifiers

Medical identifiers for Mary Ellen Colyer such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1932197480NPI-NPPES
919444109MedicaidMO
430063799OtherMORAILROAD MEDICARE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
367500000XNurse Anesthetist, Certified Registered 047943 (Missouri)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Eye Anesthesia Llc569892258113
Digestive Health Specialists Llc973949483266

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. Mary Ellen Colyer allows following entities to bill medicare on her behalf.
Entity NameEye Anesthesia Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1528334182
PECOS PAC ID: 5698922581
Enrollment ID: O20120828000886
Entity NameViking Anesthesia Services Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1962809244
PECOS PAC ID: 8628393972
Enrollment ID: O20150210000198
Entity NameDigestive Health Specialists Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1801286844
PECOS PAC ID: 9739494832
Enrollment ID: O20150819006984
Entity NameMidwest Anesthesia Providers Sc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1295189082
PECOS PAC ID: 9830480581
Enrollment ID: O20160712001846
Entity NameOlde Cabin Anesthesia
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1780228155
PECOS PAC ID: 8426489048
Enrollment ID: O20200515000838

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. Mary Ellen Colyer 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
Mary Ellen Colyer, CRNA
Po Box 5,
Hazelwood, MO 63042-0005

Ph: (314) 895-3828		Mary Ellen Colyer, CRNA
10 Hospital Dr,
St Peters, MO 63376-1659

Ph: (314) 895-3828

Reviews and Comments


Nurse Anesthetist, Certified Registered Nurses in St Peters, MO


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.