DR. STEPHEN ANDREW GANNON (M.D.) – Cardiovascular Disease Physician, NPI 1881960037

DR. STEPHEN ANDREW GANNON (M.D.) is a healthcare provider. based in Boston, Massachusetts. specializing in INTERNAL MEDICINE, CARDIOVASCULAR DISEASE (CARDIOLOGY). They hold the professional credentials M.D.. They hold a License No. MD15347 (RI). The NPI Number for DR. STEPHEN ANDREW GANNON (M.D.) is 1881960037

Main info

Male
14 Years Of Experience
Accepts Medicare Assignment
Name
DR. STEPHEN ANDREW GANNON (M.D.)
NPI
1881960037
Phone
(617) 732-7144
Address
75 FRANCIS ST
Enumeration Date
31 March 2012
Last Update Date
18 May 2022

Doctor Profile

Medical School Name
UNIVERSITY OF CONNECTICUT SCHOOL OF MEDICINE
Secondary Phone
6174971560
Graduation Year
2012 (14 years ago)
PAC ID
6709192214
Group Practice PAC ID
5991713836
Professional Enrollment ID
I20200310001171
Address ID
MA021385665CA300XXSTXX405
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience71
Completeness75
Years active:14State licenses:2Digital endpointsOther names

7,722 INTERNAL MEDICINE in MA

Provider Addresses for DR. STEPHEN ANDREW GANNON (M.D.)

  • 75 FRANCIS ST

    BOSTON, MA 021156106

    Phone: (617) 732-7144

    Fax: (617) 732-7134

    Type: Mailing

  • 300 MOUNT AUBURN ST STE 310

    CAMBRIDGE, MA 021385665

    Phone: (617) 497-1560

    Fax: (617) 497-1190

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 61 Open Payments records for all available years, with a total value of $1,751.

Total Amount is formed as General ($1,751) + Research ($0) + Ownership ($0) = $1,751.

Last reported payment date: 2024-09-09 • Largest payer in this snapshot: Boston Scientific Corporation ($247).

Total Amount

$1,751

General + Research + Ownership

Payments

61

Total payment records

General Amount

$1,751

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-09-09

Latest reported date

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2020-03-10

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20190516002990ICardiovascular Disease (Cardiology)RITBD
I20200310001171ICardiovascular Disease (Cardiology)MATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
93010Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only332281$0
99152Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes247221$0
99215Established patient office or other outpatient visit, 40-54 minutes241187$0
93000Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report202167$0
93458Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist117114$0
View full utilization report →

Insurance plans in this area (ZIP 02115)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 5991713836View full group profile
NameSpecialtyState
-MA
-MA
Cardiovascular Disease (Cardiology), Internal MedicineMA
Nurse PractitionerMA
Cardiovascular Disease (Cardiology)NY
Nurse PractitionerMA
Cardiovascular Disease (Cardiology)MA
Cardiovascular Disease (Cardiology), Internal MedicineMA
Interventional CardiologyMA
-MA

Reviews

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Frequently asked questions

Can I use this page to confirm DR. STEPHEN ANDREW GANNON (M.D.)'s NPI?
Yes. DR. STEPHEN ANDREW GANNON (M.D.) is listed with NPI 1881960037 in the public NPI dataset.
Does CMS list DR. STEPHEN ANDREW GANNON (M.D.) as active?
Yes — DR. STEPHEN ANDREW GANNON (M.D.) is active in the NPI listing used on this page.
What is DR. STEPHEN ANDREW GANNON (M.D.)'s primary classification?
Cardiovascular Disease Physician is the headline specialty for DR. STEPHEN ANDREW GANNON (M.D.) here. Clinical services aligned with this taxonomy classification.
Where should I expect DR. STEPHEN ANDREW GANNON (M.D.) on a map?
Expect Boston, Massachusetts as a primary anchor for DR. STEPHEN ANDREW GANNON (M.D.) unless the record lists multiple sites.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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