Michael O'callaghan, MD - Medicare Anesthesiology in Denver, CO

Michael O'callaghan, MD is a medicare enrolled "Anesthesiology" physician in Denver, Colorado. His current practice location is 455 Sherman St, Ste 510, Denver, Colorado. You can reach out to his office (for appointments etc.) via phone at (303) 377-6825.

Michael O'callaghan is licensed to practice in Colorado (license number 52481) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1033256318.

Contact Information

Michael O'callaghan, MD
455 Sherman St, Ste 510,
Denver, CO 80203-4400
(303) 377-6825
(303) 780-0787

Map and Direction




Physician's Profile

Full NameMichael O'callaghan
GenderMale
SpecialityAnesthesiology
Location455 Sherman St, Denver, Colorado
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1033256318
  • Provider Enumeration Date: 01/30/2007
  • Last Update Date: 08/12/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 5991949281
  • Enrollment ID: I20130927000108

Medical Identifiers

Medical identifiers for Michael O'callaghan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1033256318NPI-NPPES
10471723MedicaidCO

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207L00000XAnesthesiology 52481 (Colorado)Primary

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. Michael O'callaghan allows following entities to bill medicare on his behalf.
Entity NameBoulder Valley Anesthesiology, Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1962431668
PECOS PAC ID: 7113830993
Enrollment ID: O20031107000375

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. Michael O'callaghan 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
Michael O'callaghan, MD
455 Sherman St, Ste 510,
Denver, CO 80203-4400

Ph: (303) 377-6825
Michael O'callaghan, MD
455 Sherman St, Ste 510,
Denver, CO 80203-4400

Ph: (303) 377-6825

Reviews and Comments


Anesthesiology Doctors in Denver, CO

Ryan Dean Laterza, M.D.
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 777 Bannock St, Denver, CO 80204
Phone: 303-436-6000    
Andrea L Grilli, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 455 Sherman, Suite 510, Denver, CO 80203
Phone: 303-377-6825    Fax: 303-780-0787
Dr. Michelle Pham Lawrence, M.D.
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 2045 N Franklin St, Denver, CO 80205
Phone: 303-338-4545    
Dr. Adam C Wolpert, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 7535 E Hampden Ave Ste 410, Denver, CO 80231
Phone: 303-422-9438    
Ross Appleyard, MD
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 455 Sherman, Suite 510, Denver, CO 80203
Phone: 303-377-6825    Fax: 303-780-0787
James L Quinby, MD
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 1327 High St, Denver, CO 80218
Phone: 303-399-1138    
Charles Tomlinsin, MD
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 1900 Grant St, Denver, CO 80203
Phone: 303-278-9750    

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.