Christopher Haydek, MD - Medicare Internal Medicine in Castle Rock, CO

Christopher Haydek, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Castle Rock, Colorado. His current practice location is 3911 Ambrosia St Ste 201, Castle Rock, Colorado. You can reach out to his office (for appointments etc.) via phone at (303) 788-8888.

Christopher Haydek is licensed to practice in Colorado (license number DR.0070241) 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 1164963336.

Contact Information

Christopher Haydek, MD
3911 Ambrosia St Ste 201,
Castle Rock, CO 80109-3888
(303) 788-8888
(844) 347-5158

Map and Direction




Physician's Profile

Full NameChristopher Haydek
GenderMale
SpecialityInternal Medicine - Gastroenterology
Location3911 Ambrosia St Ste 201, Castle Rock, Colorado
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1164963336
  • Provider Enumeration Date: 03/20/2017
  • Last Update Date: 10/31/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 7214207091
  • Enrollment ID: I20230516000397

Medical Identifiers

Medical identifiers for Christopher Haydek such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1164963336NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology DR.0070241 (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. Christopher Haydek allows following entities to bill medicare on his behalf.
Entity NameSouth Denver Gastroenterology, P.c
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1447364831
PECOS PAC ID: 2062302508
Enrollment ID: O20040317001558

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. Christopher Haydek 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
Christopher Haydek, MD
3911 Ambrosia St Ste 201,
Castle Rock, CO 80109-3888

Ph: (303) 788-8888
Christopher Haydek, MD
3911 Ambrosia St Ste 201,
Castle Rock, CO 80109-3888

Ph: (303) 788-8888

Reviews and Comments


Internal Medicine Doctors in Castle Rock, CO

Dr. Umberto N Orazi, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 1189 S Perry St, Suite 230, Castle Rock, CO 80104
Phone: 303-688-5025    Fax: 303-688-5029
Olga Dobranowski, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 6301 Ellingwood Point Pl, Castle Rock, CO 80108
Phone: 630-915-4086    
Dr. Anthony Joseph Cedrone, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 2352 Meadows Blvd Ste 115, Castle Rock, CO 80109
Phone: 303-744-1065    Fax: 303-733-1699
Christine B Walden, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 4318 Trail Boss Dr, Suite 100, Castle Rock, CO 80104
Phone: 303-338-4545    
James Coates, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 5057 Castle Pines Dr S, Castle Rock, CO 80108
Phone: 720-381-0510    
Michelle Belle Eason-delhougne, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 2352 Meadows Blvd, Ste 300, Castle Rock, CO 80109
Phone: 720-455-3750    Fax: 720-455-3751

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.