Dr Erin Marie Theisen, MD, PHD - Medicare Dermatology in Boston, MA

Dr Erin Marie Theisen, MD, PHD is a medicare enrolled "Dermatology" physician in Boston, Massachusetts. Her current practice location is 221 Longwood Ave, Boston, Massachusetts. You can reach out to her office (for appointments etc.) via phone at (617) 732-4918.

Dr Erin Marie Theisen is licensed to practice in Massachusetts (license number 1013754) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1548720287.

Contact Information

Dr Erin Marie Theisen, MD, PHD
221 Longwood Ave,
Boston, MA 02115-5817
(617) 732-4918
Not Available



Physician's Profile

Full NameDr Erin Marie Theisen
GenderFemale
SpecialityDermatology
Location221 Longwood Ave, Boston, Massachusetts
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1548720287
  • Provider Enumeration Date: 03/20/2019
  • Last Update Date: 08/24/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 1850625500
  • Enrollment ID: I20230421001942

Medical Identifiers

Medical identifiers for Dr Erin Marie Theisen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1548720287NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207N00000XDermatology 1013754 (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. Dr Erin Marie Theisen allows following entities to bill medicare on her behalf.
Entity NameBrigham And Women's Physicians Organization Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1033535497
PECOS PAC ID: 3870405988
Enrollment ID: O20150107001260

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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. Dr Erin Marie Theisen 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 Erin Marie Theisen, MD, PHD
221 Longwood Ave,
Boston, MA 02115-5817

Ph: (617) 732-4918
Dr Erin Marie Theisen, MD, PHD
221 Longwood Ave,
Boston, MA 02115-5817

Ph: (617) 732-4918

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Dermatology Doctors in Boston, MA

Erica Dommasch, MD
Dermatology
Medicare: Accepting Medicare Assignments
Practice Location: 330 Brookline Ave, Shapiro 2, Boston, MA 02215
Phone: 617-667-3753    
Dr. Chantal Louise Cotter, MB BCH BAO
Dermatology
Medicare: Not Enrolled in Medicare
Practice Location: 300 Longwood Ave, Boston, MA 02115
Phone: 617-355-6117    
Dr. John J Croke, MD
Dermatology
Medicare: Accepting Medicare Assignments
Practice Location: 725 Albany St, Shapiro 8, Boston, MA 02118
Phone: 617-638-7420    Fax: 617-638-7289
Dr. Debjani Sahni, M.D.
Dermatology
Medicare: Accepting Medicare Assignments
Practice Location: 725 Albany Street, Shapiro 8, Boston, MA 02118
Phone: 617-638-7420    Fax: 617-638-7289
Dr. Joseph C Kvedar, MD
Dermatology
Medicare: Accepting Medicare Assignments
Practice Location: 50 Staniford St, Suite 200, Boston, MA 02114
Phone: 617-726-2914    Fax: 617-724-2135
Ryan Char Kelm,
Dermatology
Medicare: Medicare Enrolled
Practice Location: 50 Staniford St # 250, Boston, MA 02114
Phone: 617-724-6960    
Dr. David Attar Hashemi, MD, MBA
Dermatology
Medicare: Medicare Enrolled
Practice Location: 50 Staniford St, Boston, MA 02114
Phone: 617-726-2914    

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