John Charles Gruendel, MD - Medicare Cardiovascular Disease (cardiology) in Carmel, NY

John Charles Gruendel, MD is a medicare enrolled "Internal Medicine - Cardiovascular Disease" physician in Carmel, New York. He went to New York Medical College and graduated in 1987 and has 37 years of diverse experience with area of expertise as Cardiovascular Disease (cardiology). He is a member of the group practice Optum Medical Care Pc and his current practice location is 672 Stoneleigh Ave, Carmel, New York. You can reach out to his office (for appointments etc.) via phone at (945) 279-2000.

John Charles Gruendel is licensed to practice in New York (license number 175379) 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 1245201227.

Contact Information

John Charles Gruendel, MD
672 Stoneleigh Ave,
Carmel, NY 10512-4634
(945) 279-2000
(845) 279-7730

Map and Direction




Physician's Profile

Full NameJohn Charles Gruendel
GenderMale
SpecialityCardiovascular Disease (cardiology)
Experience37 Years
Location672 Stoneleigh Ave, Carmel, 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:
  • John Charles Gruendel attended and graduated from New York Medical College in 1987
  NPI Data:
  • NPI Number: 1245201227
  • Provider Enumeration Date: 01/30/2006
  • Last Update Date: 11/17/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 4688669070
  • Enrollment ID: I20040415001136

Medical Identifiers

Medical identifiers for John Charles Gruendel such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1245201227NPI-NPPES
01358130MedicaidNY

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RC0000XInternal Medicine - Cardiovascular Disease 175379 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Putnam Hospital CenterCarmel, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Optum Medical Care Pc9931013240961

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. John Charles Gruendel 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. John Charles Gruendel 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
John Charles Gruendel, MD
110 S Bedford Rd, Caremount Medical Pc,
Mount Kisco, NY 10549-3446

Ph: (914) 241-1050
John Charles Gruendel, MD
672 Stoneleigh Ave,
Carmel, NY 10512-4634

Ph: (945) 279-2000

Reviews and Comments


Internal Medicine Doctors in Carmel, NY

Dr. Daniel Villon Peneyra, MD, MHA
Cardiovascular Disease
Medicare: Medicare Enrolled
Practice Location: 670 Stoneleigh Ave, Carmel, NY 10512
Phone: 845-279-5711    
Dr. William Tung, M.D.
Cardiovascular Disease
Medicare: Not Enrolled in Medicare
Practice Location: 672 Stoneleigh Avenue, Carmel, NY 10512
Phone: 845-279-3900    
Dr. Ira Alan Schwartz, M.D.
Cardiovascular Disease
Medicare: Not Enrolled in Medicare
Practice Location: 672 Stoneleigh Ave, Suite C112, Carmel, NY 10512
Phone: 845-279-2900    Fax: 845-279-4685
Georgia Molly Close, M.D.
Cardiovascular Disease
Medicare: Accepting Medicare Assignments
Practice Location: 672 Stoneleigh Ave, Carmel, NY 10512
Phone: 845-279-2000    Fax: 845-279-4695
Pavani Reddy, MD
Cardiovascular Disease
Medicare: Medicare Enrolled
Practice Location: Carmel Va Clinic, 1875 ,route 6, Carmel, NY 10512
Phone: 845-228-5296    
Glenn Howard Boyar, M.D.
Cardiovascular Disease
Medicare: Accepting Medicare Assignments
Practice Location: 672 Stoneleigh Ave, Carmel, NY 10512
Phone: 845-279-2000    Fax: 845-279-7730
Alex Westerman, D.O.
Cardiovascular Disease
Medicare: Accepting Medicare Assignments
Practice Location: 670 Stoneleigh Ave, Carmel, NY 10512
Phone: 845-210-5969    

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.