Dr Albert S Oh, MD - Medicare Internal Medicine in Southwick, MA

Dr Albert S Oh, MD is a medicare enrolled "Internal Medicine" physician in Southwick, Massachusetts. He graduated from medical school in 1994 and has 30 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Kaiser Foundation Health Plan Of The Northwest and his current practice location is 800 College Hwy, Westfield Medical Coropation, Southwick, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (413) 569-2257.

Dr Albert S Oh is licensed to practice in Massachusetts (license number 216406) 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 1396718912.

Contact Information

Dr Albert S Oh, MD
800 College Hwy, Westfield Medical Coropation,
Southwick, MA 01077
(413) 569-2257
(413) 569-2264

Map and Direction




Physician's Profile

Full NameDr Albert S Oh
GenderMale
SpecialityInternal Medicine
Experience30 Years
Location800 College Hwy, Southwick, 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:
  • Dr Albert S Oh graduated from medical school in 1994
  NPI Data:
  • NPI Number: 1396718912
  • Provider Enumeration Date: 02/13/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 6507949674
  • Enrollment ID: I20080212000729

Medical Identifiers

Medical identifiers for Dr Albert S Oh such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1396718912NPI-NPPES
2001098MedicaidMA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 216406 (Massachusetts)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Kaiser Foundation Health Plan Of The Northwest57996882301482

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 Albert S Oh allows following entities to bill medicare on his behalf.
Entity NameKaiser Foundation Health Plan Of The Northwest
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1184786527
PECOS PAC ID: 5799688230
Enrollment ID: O20040130000799

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 Albert S Oh 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 Albert S Oh, MD
Po Box 1290, Westfield Medical Corporation,
Westfield, MA 01086-1290

Ph: (508) 595-0531
Dr Albert S Oh, MD
800 College Hwy, Westfield Medical Coropation,
Southwick, MA 01077

Ph: (413) 569-2257

Reviews and Comments


Internal Medicine Doctors in Southwick, MA

Jorge E Silva, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 800 College Hwy, Southwick, MA 01077
Phone: 413-569-2257    Fax: 413-569-2264
Dr. Don J Lapenas, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 4 Rising Corner Rd, Southwick, MA 01077
Phone: 413-348-4480    Fax: 888-298-8775
Dr. Arthur G King Jr., MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 800 College Hwy, Noble Medical Group, Southwick, MA 01077
Phone: 413-569-2257    Fax: 413-569-2264

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.