Chatchai Kokar, MD - Medicare Internal Medicine in Springfield, MA

Chatchai Kokar, MD is a medicare enrolled "Family Medicine" physician in Springfield, Massachusetts. He graduated from medical school in 2016 and has 8 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Valley Medical Associates, Pc and his current practice location is 3640 Main St Ste 207, Springfield, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (413) 739-0669.

Chatchai Kokar is licensed to practice in Massachusetts (license number 284387) 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 1285153866.

Contact Information

Chatchai Kokar, MD
3640 Main St Ste 207,
Springfield, MA 01107-1192
(413) 739-0669
(413) 739-0621

Map and Direction




Physician's Profile

Full NameChatchai Kokar
GenderMale
SpecialityInternal Medicine
Experience8 Years
Location3640 Main St Ste 207, Springfield, Massachusetts
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:
  • Chatchai Kokar graduated from medical school in 2016
  NPI Data:
  • NPI Number: 1285153866
  • Provider Enumeration Date: 09/14/2017
  • Last Update Date: 10/16/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 4183961345
  • Enrollment ID: I20201022002184

Medical Identifiers

Medical identifiers for Chatchai Kokar such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1285153866NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 284387 (Massachusetts)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Baystate Medical CenterSpringfield, MAHospital
Baystate Noble HospitalWestfield, MAHospital
Mercy Medical CtrSpringfield, MAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Valley Medical Associates, Pc50927773009

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. Chatchai Kokar allows following entities to bill medicare on his behalf.
Entity NameValley Medical Associates, Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1093897852
PECOS PAC ID: 5092777300
Enrollment ID: O20041029000261

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. Chatchai Kokar 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
Chatchai Kokar, MD
3640 Main St, Ste 207,
Springfield, MA 01107-1192

Ph: () -
Chatchai Kokar, MD
3640 Main St Ste 207,
Springfield, MA 01107-1192

Ph: (413) 739-0669

Reviews and Comments


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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.