David M Slack, MD - Medicare Internal Medicine in Easthampton, MA

David M Slack, MD is a medicare enrolled "Internal Medicine" physician in Easthampton, Massachusetts. He went to New York Medical College and graduated in 1985 and has 39 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Valley Medical Group Pc and his current practice location is 179 Northampton St, #h, Easthampton, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (413) 529-9300.

David M Slack is licensed to practice in Massachusetts (license number 72497) 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 1205895554.

Contact Information

David M Slack, MD
179 Northampton St, #h,
Easthampton, MA 01027-1057
(413) 529-9300
(413) 527-9793

Map and Direction




Physician's Profile

Full NameDavid M Slack
GenderMale
SpecialityInternal Medicine
Experience39 Years
Location179 Northampton St, Easthampton, 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:
  • David M Slack attended and graduated from New York Medical College in 1985
  NPI Data:
  • NPI Number: 1205895554
  • Provider Enumeration Date: 03/23/2006
  • Last Update Date: 06/17/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 9234186859
  • Enrollment ID: I20050406000335

Medical Identifiers

Medical identifiers for David M Slack such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1205895554NPI-NPPES
16474OtherMAHEALTH NEW ENGLAND
2358373OtherMAAETNA
740008OtherMACONNECTICARE
J09911OtherMABCBSMA
000000007738OtherMABOSTON MEDICAL CENTER HEALTHNET PLAN
1293916OtherMAFALLON
3066134MedicaidMA
1024130OtherMACIGNA
63401OtherMAHARVARD PILGRIM
729533OtherMATUFTS

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 72497 (Massachusetts)Primary
208000000XPediatrics 72497 (Massachusetts)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Vna & Hospice Of Cooley DickinsonNorthampton, MAHome health agency
Cooley Dickinson Hospital Inc,theNorthampton, MAHospital
Baystate Medical CenterSpringfield, MAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Valley Medical Group Pc2365348851104

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. David M Slack allows following entities to bill medicare on his behalf.
Entity NameValley Medical Group Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1912924705
PECOS PAC ID: 2365348851
Enrollment ID: O20031208000239

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. David M Slack 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
David M Slack, MD
Po Box 8019,
Springfield, MA 01102-8000

Ph: (866) 431-4077
David M Slack, MD
179 Northampton St, #h,
Easthampton, MA 01027-1057

Ph: (413) 529-9300

Reviews and Comments


Internal Medicine Doctors in Easthampton, MA

Paul E. Berman, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 184 Northampton St, #k, Easthampton, MA 01027
Phone: 413-529-0797    Fax: 413-527-7526
Bruce M. Cowan, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 179 Northampton St, #g, Easthampton, MA 01027
Phone: 413-527-8355    Fax: 413-527-9139

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.