Dr Kathryn A Colby, MD - Medicare Ophthalmology in New York, NY

Dr Kathryn A Colby, MD is a medicare enrolled "Ophthalmology" physician in New York, New York. She graduated from medical school in 1992 and has 32 years of diverse experience with area of expertise as Ophthalmology. She is a member of the group practice New York University and her current practice location is 222 E 41st St, New York, New York. You can reach out to her office (for appointments etc.) via phone at (212) 263-2574.

Dr Kathryn A Colby is licensed to practice in Massachusetts (license number 150411) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1245221282.

Contact Information

Dr Kathryn A Colby, MD
222 E 41st St,
New York, NY 10017-6739
(212) 263-2574
Not Available

Map and Direction




Physician's Profile

Full NameDr Kathryn A Colby
GenderFemale
SpecialityOphthalmology
Experience32 Years
Location222 E 41st St, New York, New York
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Kathryn A Colby graduated from medical school in 1992
  NPI Data:
  • NPI Number: 1245221282
  • Provider Enumeration Date: 10/31/2005
  • Last Update Date: 03/11/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 4789756826
  • Enrollment ID: I20201002002351

Medical Identifiers

Medical identifiers for Dr Kathryn A Colby such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1245221282NPI-NPPES
3151590MedicaidMA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207WX0120XOphthalmology - Cornea And External Diseases Specialist 036.138315 (Illinois)Secondary
207W00000XOphthalmology 150411 (Massachusetts)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
New York University Langone Medical CenterNew york, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
New York University13552324224431

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 Kathryn A Colby allows following entities to bill medicare on her behalf.
Entity NameNew York University
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1285826438
PECOS PAC ID: 1355232422
Enrollment ID: O20090822000026

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 Kathryn A Colby 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 Kathryn A Colby, MD
222 E 41st St,
New York, NY 10017-6739

Ph: (212) 263-2574
Dr Kathryn A Colby, MD
222 E 41st St,
New York, NY 10017-6739

Ph: (212) 263-2574

Reviews and Comments


Ophthalmology Doctors in New York, NY

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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.

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