Active NPI 1114186905 Individual Practitioner Male Practitioner

Dr. Michael Ryan Cassidy , MD

Surgery - Surgical Oncology • Boston, MA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Michael Cassidy, MD is a certified Surgery - Surgical Oncology practicing in Boston, MA. With approximately 18 years of clinical experience since graduating from Boston University School Of Medicine in 2008, Dr. Cassidy delivers high-quality medical care to the local community at 88 E NEWTON ST.

Dr. Cassidy maintains professional affiliations with Dana-Farber Cancer Institute, Inc., Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, new patient outpatient office visit, partial removal of breast. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

88 E Newton St
C515

Boston, MA 021182308

Telephone 6176388442

Associated Practice Facility / Clinic

🏢 Boston University Medical Center Facility NPI 1346229341

Medicare Profile & Education

Medical School

Boston University School Of Medicine

Graduation Year

2008

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery - Surgical Oncology in Boston, MA

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

18 Yrs -5.2 yrs vs City Avg

City Avg: 23.2 Yrs

State Avg: 21.8 Yrs

Regional Practice Density

32 Specialists

Practicing in Boston, MA (61 Statewide)

Telehealth Adoption Rate

43.8% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

66.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Cassidy (18 Years) 18 Yrs

Boston Specialty Average (23.2 Years) 23.2 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	67	62	$178.00	$69.23
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	18	15	$269.00	$101.80
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	15	15	$502.00	$190.47
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	13	13	$369.00	$134.81
19301 Partial removal of breast	13	13	$1842.00	$702.80
38900 Lymph node imaging during surgery	12	12	$373.00	$141.42
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	12	12	$1234.00	$256.32

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	70	66	$229.80	$70.31
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$369.00	$141.67
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	12	12	$269.00	$103.90
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	12	12	$502.00	$192.55
19301 Partial removal of breast	12	11	$1842.00	$712.13
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	11	11	$1290.09	$271.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	56	53	$183.75	$72.23
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	26	26	$370.62	$146.28
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	23	19	$270.91	$106.17
19301 Partial removal of breast	14	13	$1837.43	$729.00
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	14	14	$503.50	$198.43
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	11	11	$1231.73	$376.90

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	43	39	$167.60	$73.61
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	22	22	$362.55	$148.52
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	21	19	$254.33	$108.81
19301 Partial removal of breast	14	13	$1842.93	$733.20
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	13	13	$483.46	$192.10

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	29	25	$140.17	$56.23
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	28	23	$216.36	$86.53
99231 Follow-up hospital inpatient care per day, typically 15 minutes	16	12	$107.44	$40.13
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	14	14	$208.00	$82.79
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	11	11	$1243.09	$313.63

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	80	71	$139.47	$55.67
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	49	47	$215.00	$83.58
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	26	26	$223.73	$83.13
99231 Follow-up hospital inpatient care per day, typically 15 minutes	26	19	$124.12	$42.81
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	23	23	$377.39	$140.65
19301 Partial removal of breast	22	22	$1839.55	$719.49
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	21	21	$1269.86	$289.11
38900 Lymph node imaging during surgery	17	17	$396.41	$158.48
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	15	15	$390.33	$149.07
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	14	14	$474.29	$176.40

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	133	118	$138.22	$55.31
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	26	24	$214.69	$84.60
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	24	24	$207.71	$82.82
19301 Partial removal of breast	17	15	$1798.59	$721.69
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	15	15	$350.73	$139.37

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	50	50	$137.00	$53.28

Medical Specialties & State Licenses

Surgery - Surgical Oncology Primary Specialty

NUCC Taxonomy Code: 2086X0206X

State License MA 243921

A surgical oncologist is a well-qualified surgeon who has obtained additional training and experience in the multidisciplinary approach to the prevention, diagnosis, treatment, and rehabilitation of cancer patients, and devotes a major portion of his or her professional practice to these activities and cancer research.

Surgery

NUCC Taxonomy Code: 208600000X

State License MA 243921

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Hospital & Practice Group Affiliations

Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc

330 Brookline Ave, Boston, MA 022155400

Phone: 6177548612

Dana-Farber Cancer Institute, Inc.

450 Brookline Ave, Boston, MA 022155418

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners

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Dr. Robert Walker , MD

Student in an Organized Health Care Education/Training Program

NPI 1083175400

Doctor of Medicine (M.D.)

Maia Nofal

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NPI 1083241798

Dr. Julia Ryan , MD

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NPI 1083415228

Doctor of Medicine (M.D.)

Dr. Amber Vinluan , MD

Student in an Organized Health Care Education/Training Program

NPI 1083554349

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

11 Historical Events

✅

NPI Profile Active February 17, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location February 17, 2017

Registered at 88 E NEWTON ST, C515, BOSTON, MA 021182308 (Tel: 6176388442)

📍

Updated Business Mailing Address February 17, 2017

Registered at 88 E NEWTON ST, C515, BOSTON, MA 021182308

👤

Provider Name / Credentials Updated February 17, 2017

Recorded as MICHAEL CASSIDY, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 17, 2017

Surgery (License #243921 in MA)

✅

NPI Profile Active June 05, 2008

NPI status registered as active in NPPES database

📍

Updated Practice Location June 05, 2008

Registered at 88 E NEWTON ST, C515, BOSTON, MA 021182308 (Tel: 6176388442)

📍

Updated Business Mailing Address June 05, 2008

Registered at 88 E NEWTON ST, C515, BOSTON, MA 021182308

👤

Provider Name / Credentials Updated June 05, 2008

Recorded as MICHAEL CASSIDY, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 05, 2008

Surgery (License #237336 in MA)

🟢

Initial NPI Registration & Enumeration June 05, 2008

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1114186905

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: June 05, 2008

Last Update: February 17, 2017

Sole Proprietor: No

Update or Correct Profile

Mailing Address

88 E Newton St, C515

Boston, MA 021182308

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.