Erik Nielsen, - Medicare Internal Medicine in Stamford, CT

Erik Nielsen, is a medicare enrolled "Internal Medicine - Pulmonary Disease" physician in Stamford, Connecticut. His current practice location is 29 Hospital Plz Ste 505, Stamford, Connecticut. You can reach out to his office (for appointments etc.) via phone at (203) 348-2437.

Erik Nielsen is licensed to practice in Connecticut (license number 75135) 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 1669904942.

Contact Information

Erik Nielsen,
29 Hospital Plz Ste 505,
Stamford, CT 06902-3602
(203) 348-2437
(203) 276-7243



Physician's Profile

Full NameErik Nielsen
GenderMale
SpecialityInternal Medicine - Pulmonary Disease
Location29 Hospital Plz Ste 505, Stamford, Connecticut
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1669904942
  • Provider Enumeration Date: 03/28/2017
  • Last Update Date: 07/18/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 7113388273
  • Enrollment ID: I20230804002819

Medical Identifiers

Medical identifiers for Erik Nielsen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1669904942NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RP1001XInternal Medicine - Pulmonary Disease 75135 (Connecticut)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. Erik Nielsen allows following entities to bill medicare on his behalf.
Entity NameStamford Health Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1154633980
PECOS PAC ID: 6901099746
Enrollment ID: O20101025000743

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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. Erik Nielsen 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
Erik Nielsen,
29 Hospital Plz Ste 505,
Stamford, CT 06902-3602

Ph: (203) 348-2437
Erik Nielsen,
29 Hospital Plz Ste 505,
Stamford, CT 06902-3602

Ph: (203) 348-2437

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Internal Medicine Doctors in Stamford, CT

Jeanne M Hosinski, M.D.
Pulmonary Disease
Medicare: Not Enrolled in Medicare
Practice Location: 3 Sweet Briar Rd, Stamford, CT 06905
Phone: 203-968-8101    
Dr. Santi J Neuberger, M.D.
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 1290 Summer St, Stamford, CT 06905
Phone: 203-324-9955    Fax: 203-324-0171
Karishma Bellara, PA
Pulmonary Disease
Medicare: Not Enrolled in Medicare
Practice Location: 190 W Broad St, Stamford, CT 06902
Phone: 203-348-2437    Fax: 203-276-7243
Dr. Brian Barry Hennessy, MD
Pulmonary Disease
Medicare: Medicare Enrolled
Practice Location: 90 Morgan St, Ste 202, Stamford, CT 06905
Phone: 203-348-2922    Fax: 203-358-8721
Dr. Andreas Bub, MD
Pulmonary Disease
Medicare: Medicare Enrolled
Practice Location: 1 Hospital Plz, Stamford, CT 06902
Phone: 203-276-7147    
Katharine Meyers, M.D.
Pulmonary Disease
Medicare: Medicare Enrolled
Practice Location: 1450 Washington Blvd, Stamford, CT 06902
Phone: 203-327-9321    Fax: 203-967-2140
Dr. Brian Sebastian Wojeck, M.D. M. P.H
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 260 Long Ridge Rd, Stamford, CT 06902
Phone: 203-737-1058    

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