Dr Aaron Robert Block, MD, MPH - Medicare Family Practice in Castle Rock, CO

Dr Aaron Robert Block, MD, MPH is a medicare enrolled "Family Medicine" physician in Castle Rock, Colorado. He went to University Of South Florida College Of Medicine and graduated in 2014 and has 10 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice Optumcare Colorado Medical Group Llc and his current practice location is 4350 Limelight Ave Unit 200, Castle Rock, Colorado. You can reach out to his office (for appointments etc.) via phone at (303) 970-8190.

Dr Aaron Robert Block is licensed to practice in Colorado (license number DR.0067691) 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 1437578762.

Contact Information

Dr Aaron Robert Block, MD, MPH
4350 Limelight Ave Unit 200,
Castle Rock, CO 80109-8034
(303) 970-8190
Not Available

Map and Direction




Physician's Profile

Full NameDr Aaron Robert Block
GenderMale
SpecialityFamily Practice
Experience10 Years
Location4350 Limelight Ave Unit 200, Castle Rock, Colorado
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 Aaron Robert Block attended and graduated from University Of South Florida College Of Medicine in 2014
  NPI Data:
  • NPI Number: 1437578762
  • Provider Enumeration Date: 04/15/2014
  • Last Update Date: 08/06/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 9032431333
  • Enrollment ID: I20220526001140

Medical Identifiers

Medical identifiers for Dr Aaron Robert Block such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1437578762NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 35.128986 (Ohio)Secondary
207Q00000XFamily Medicine DR.0067691 (Colorado)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Optumcare Colorado Medical Group Llc276970643196

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 Aaron Robert Block allows following entities to bill medicare on his behalf.
Entity NameOptumcare Colorado Medical Group Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1407252828
PECOS PAC ID: 2769706431
Enrollment ID: O20150129000413

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 Aaron Robert Block 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 Aaron Robert Block, MD, MPH
4350 Limelight Ave Unit 200,
Castle Rock, CO 80109-8034

Ph: (303) 970-8190
Dr Aaron Robert Block, MD, MPH
4350 Limelight Ave Unit 200,
Castle Rock, CO 80109-8034

Ph: (303) 970-8190

Reviews and Comments


Family Medicine Doctors in Castle Rock, CO

Lauren Kingery Tempel,
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1175 South Perry Street, Castle Rock, CO 80104
Phone: 303-688-3434    Fax: 303-688-4454
Dr. John Thomas Campbell Ii, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4386 Trail Boss Dr, Suite A, Castle Rock, CO 80104
Phone: 303-688-8666    Fax: 303-688-8260
Andrew Lawrence Glerum, DO
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 4344 Woodlands Blvd Ste 260, Castle Rock, CO 80104
Phone: 303-649-3155    Fax: 303-649-3156
Dr. Stuart M Prins, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4318 Trail Boss Dr, Ste 100, Castle Rock, CO 80104
Phone: 303-338-4545    
Manoj V Pawar, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 6578 Esmeralda Dr, Castle Rock, CO 80108
Phone: 303-596-9250    Fax: 720-727-9355
Dr. David Lloyd Wood, D.O.
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 2100 N Rocky View Rd, Castle Rock, CO 80108
Phone: 303-814-0484    
Dr. Preston Keith Nein, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 3887 Stone Canon Ranch Rd, Castle Rock, CO 80104
Phone: 303-246-7027    

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.