Thomas M Karoff, DO - Medicare Internal Medicine in Mt Kisco, NY

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Thomas M Karoff, DO is a medicare enrolled "Internal Medicine" physician in Mt Kisco, New York. He went to Northeastern Ohio University College Of Medicine and graduated in 2004 and has 22 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Optum Medical Care Pc and his current practice location is 110 S. Bedford Rd, Caremount Medical, Pc, Mt Kisco, New York. You can reach out to his office (for appointments etc.) via phone at (914) 241-1050.

Thomas M Karoff is licensed to practice in New York (license number 243062) 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 1366642142.

Contact Information

Thomas M Karoff, DO
110 S. Bedford Rd, Caremount Medical, Pc,
Mt Kisco, NY 10549
(914) 241-1050
(914) 242-1516

Map and Direction




Physician's Profile

Full NameThomas M Karoff
GenderMale
SpecialityInternal Medicine
Experience22 Years
Location110 S. Bedford Rd, Mt Kisco, New York
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:
  • Thomas M Karoff attended and graduated from Northeastern Ohio University College Of Medicine in 2004
  NPI Data:
  • NPI Number: 1366642142
  • Provider Enumeration Date: 07/20/2007
  • Last Update Date: 02/13/2017
  Medicare PECOS Information:
  • PECOS PAC ID: 4880780725
  • Enrollment ID: I20071023000603

Medical Identifiers

Medical identifiers for Thomas M Karoff such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1366642142NPI-NPPES
GHI HMOOtherNY000000121748
10127885OtherNYCDPHP
3000976OtherNYMVP HEALTHPLAN PIN
1686642OtherNYAETNA PPO
071120000022OtherFIDELIS CARE OF NY
3685Q1OtherNYEMPIRE BCBS PROVIDER ID #
9633076OtherNYAETNA HMO

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 243062 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
White Plains Hospital CenterWhite plains, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Optum Medical Care Pc99310132401031

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. Thomas M Karoff allows following entities to bill medicare on his behalf.
Entity NameOptum Medical Care Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1982643003
PECOS PAC ID: 9931013240
Enrollment ID: O20031119000321

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. Thomas M Karoff 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
Thomas M Karoff, DO
90 S. Bedford Rd, Caremount Medical, Pc,
Mt Kisco, NY 10549

Ph: (914) 241-1050		Thomas M Karoff, DO
110 S. Bedford Rd, Caremount Medical, Pc,
Mt Kisco, NY 10549

Ph: (914) 241-1050

Reviews and Comments


Internal Medicine Doctors in Mt Kisco, NY

Neil Charles Raff,
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 213 Main St, Mt Kisco, NY 10549
Phone: 914-241-7030    Fax: 914-241-7038
Gabriel Bertrand, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 37 Moore Avenue, Mt Kisco, NY 10549
Phone: 914-666-6084    Fax: 914-666-5817

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.