Thomas Grindberg, MD - Medicare Obstetrics & Gynecology in Northampton, MA

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Thomas Grindberg, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Northampton, Massachusetts. His current practice location is 325b King St, Northampton, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (413) 586-2496.

Thomas Grindberg is licensed to practice in Massachusetts (license number 281799) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1932595733.

Contact Information

Thomas Grindberg, MD
325b King St,
Northampton, MA 01060-2370
(413) 586-2496
(413) 923-5557

Map and Direction




Physician's Profile

Full NameThomas Grindberg
GenderMale
SpecialityObstetrics & Gynecology
Location325b King St, Northampton, Massachusetts
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1932595733
  • Provider Enumeration Date: 04/09/2015
  • Last Update Date: 03/07/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 7810200425
  • Enrollment ID: I20200114003361

Medical Identifiers

Medical identifiers for Thomas Grindberg such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1932595733NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology 334027 (New York)Secondary
207V00000XObstetrics & Gynecology 281799 (Massachusetts)Primary

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 Grindberg allows following entities to bill medicare on his behalf.
Entity NameBaystate Medical Practices Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1548205909
PECOS PAC ID: 5991602971
Enrollment ID: O20040225000080
Entity NameMercy Inpatient Medical Associates Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1407845282
PECOS PAC ID: 7416846977
Enrollment ID: O20040312000517
Entity NameSaint Vincent Physician Services Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1013997329
PECOS PAC ID: 8921056276
Enrollment ID: O20050104000566
Entity NameMichael J Grossman MD PC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770530255
PECOS PAC ID: 7517118227
Enrollment ID: O20121106000245
Entity NameObhg Massachusetts PC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1740844083
PECOS PAC ID: 6709114556
Enrollment ID: O20190819001315
Entity NameObhg Massachusetts - Direct PC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1487229035
PECOS PAC ID: 1456752609
Enrollment ID: O20210625001903

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 Grindberg 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 Grindberg, MD
280 Chestnut St Fl 2,
Springfield, MA 01199-1001

Ph: (413) 794-5700		Thomas Grindberg, MD
325b King St,
Northampton, MA 01060-2370

Ph: (413) 586-2496

Reviews and Comments


Obstetrics & Gynecology Doctors in Northampton, MA

Dr. Tucker Kueny, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 30 Locust St, Northampton, MA 01060
Phone: 413-584-8953    Fax: 413-584-1093
Lorraine K Bello, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 50 Union St, Unit 15, Northampton, MA 01060
Phone: 413-586-2543    
Kristen Kelly, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 30 Locust St, Cd Practice Associates, Inc, Northampton, MA 01060
Phone: 413-582-2898    
Heidi Freliech Moskovitz, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 325b King St, Northampton, MA 01060
Phone: 413-586-2496    Fax: 413-923-5557
Dr. Gretchen E Loebel, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 30 Locust St, Northampton, MA 01060
Phone: 413-586-9866    Fax: 413-923-9306
Ruth A Pryor, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 30 Locust St, Cooley Dickinson Hospital, Northampton, MA 01060
Phone: 413-586-9866    
Maura E. Keene, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 325b King St, Northampton, MA 01060
Phone: 413-586-2496    Fax: 413-923-5557

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.