Dr Charles Derek Cohn, MD - Medicare Ophthalmology in Fredericksburg, TX

Dr Charles Derek Cohn, MD is a medicare enrolled "Ophthalmology" physician in Fredericksburg, Texas. He went to University Of Texas Medical Branch At Galveston and graduated in 2009 and has 15 years of diverse experience with area of expertise as Ophthalmology. He is a member of the group practice Fredericksburg Eye Associates, Pllc and his current practice location is 755 S Washington St, Fredericksburg, Texas. You can reach out to his office (for appointments etc.) via phone at (830) 997-6535.

Dr Charles Derek Cohn is licensed to practice in Texas (license number P0187) 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 1003044058.

Contact Information

Dr Charles Derek Cohn, MD
755 S Washington St,
Fredericksburg, TX 78624-5022
(830) 997-6535
Not Available

Map and Direction




Physician's Profile

Full NameDr Charles Derek Cohn
GenderMale
SpecialityOphthalmology
Experience15 Years
Location755 S Washington St, Fredericksburg, Texas
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 Charles Derek Cohn attended and graduated from University Of Texas Medical Branch At Galveston in 2009
  NPI Data:
  • NPI Number: 1003044058
  • Provider Enumeration Date: 06/29/2009
  • Last Update Date: 04/29/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 1951554385
  • Enrollment ID: I20130114000334

Medical Identifiers

Medical identifiers for Dr Charles Derek Cohn such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1003044058NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207W00000XOphthalmology P0187 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Hill Country Memorial Hospital IncFredericksburg, TXHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Fredericksburg Eye Associates, Pllc24667156933

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 Charles Derek Cohn allows following entities to bill medicare on his behalf.
Entity NameFredericksburg Eye Associates, Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1023515533
PECOS PAC ID: 2466715693
Enrollment ID: O20180420001171

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 Charles Derek Cohn 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 Charles Derek Cohn, MD
755 S Washington St,
Fredericksburg, TX 78624-5022

Ph: () -
Dr Charles Derek Cohn, MD
755 S Washington St,
Fredericksburg, TX 78624-5022

Ph: (830) 997-6535

Reviews and Comments


Ophthalmology Doctors in Fredericksburg, TX

Martha Ann Walton, MD
Ophthalmology
Medicare: Not Enrolled in Medicare
Practice Location: 755 S Washington, Fredericksburg, TX 78624
Phone: 830-997-6535    Fax: 830-997-9695
Dr. Rochelle Lopez, M.D.
Ophthalmology
Medicare: Not Enrolled in Medicare
Practice Location: 1796 Old San Antonio Rd, Fredericksburg, TX 78624
Phone: 512-680-1076    Fax: 830-997-1129
Dr. Peter Robert Bringewald, M.D.
Ophthalmology
Medicare: Not Enrolled in Medicare
Practice Location: 617 Oak Haven Rd, Fredericksburg, TX 78624
Phone: 830-990-0301    
Anne C Pluenneke, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 755 S Washington, Fredericksburg, TX 78624
Phone: 830-997-6535    Fax: 830-997-9695

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.