Active NPI 1881851798 Individual Practitioner Female Practitioner

Dr. Ashling O'connor , MD

Surgery • Burlington, MA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Ashling O'Connor, MD is a certified Surgery practicing in Burlington, MA. With approximately 24 years of clinical experience since completing medical education in 2002, Dr. O'Connor delivers high-quality medical care to the local community at LAHEY HOSPITAL AND MEDICAL CENTER.

Dr. O'Connor is affiliated with Lahey Clinic Inc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include established patient outpatient office visit, partial removal of breast, biopsy or removal of lymph nodes of under the arm, open procedure. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

Lahey Hospital And Medical Center
41 Mall Road

Burlington, MA 018050001

Telephone 7817448580

Fax 7817445253

Medicare Profile & Education

Medical School

Other

Graduation Year

2002

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Burlington, MA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

24 Yrs -3.2 yrs vs City Avg

City Avg: 27.2 Yrs

State Avg: 28.2 Yrs

Regional Practice Density

35 Specialists

Practicing in Burlington, MA (1077 Statewide)

Telehealth Adoption Rate

28.6% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

74.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. O'connor (24 Years) 24 Yrs

Burlington Specialty Average (27.2 Years) 27.2 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	195	184	$397.30	$97.66
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	116	104	$395.93	$97.39
99213 Established patient office or other outpatient visit, typically 15 minutes	51	48	$313.00	$66.32
19301 Partial removal of breast	49	44	$2193.14	$660.94
99213 Established patient office or other outpatient visit, typically 15 minutes	33	29	$317.85	$66.44
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	30	30	$554.67	$145.85
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	29	29	$1627.59	$235.47
38900 Lymph node imaging during surgery	26	26	$537.31	$135.73
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	18	18	$514.00	$128.79
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	16	16	$518.63	$134.49
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	$678.71	$182.83
19301 Partial removal of breast	11	11	$2416.00	$698.77

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	268	252	$339.93	$100.06
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	80	76	$335.35	$100.06
99213 Established patient office or other outpatient visit, typically 15 minutes	77	70	$245.91	$67.70
19301 Partial removal of breast	51	49	$2168.63	$681.20
99213 Established patient office or other outpatient visit, typically 15 minutes	39	35	$248.33	$67.70
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	35	35	$1463.49	$231.21
38900 Lymph node imaging during surgery	34	34	$551.47	$140.49
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	32	32	$493.47	$136.65
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	23	23	$465.04	$147.10
19301 Partial removal of breast	20	17	$2168.80	$679.37
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	19	19	$491.95	$136.63
19303 Total removal of breast	13	13	$3996.65	$1039.29

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	174	158	$319.48	$101.79
99213 Established patient office or other outpatient visit, typically 15 minutes	84	72	$220.58	$69.50
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	68	64	$317.65	$101.94
19301 Partial removal of breast	48	44	$2223.38	$708.75
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	28	28	$1349.18	$258.43
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	27	27	$479.11	$140.32
38900 Lymph node imaging during surgery	26	26	$526.15	$142.62
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	20	20	$477.50	$140.07
99213 Established patient office or other outpatient visit, typically 15 minutes	18	18	$220.00	$69.69
19301 Partial removal of breast	13	11	$2119.77	$693.95
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	11	11	$595.64	$190.61
99442 Telephone medical discussion with physician, 11-20 minutes	11	11	$147.27	$69.06

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	101	88	$214.87	$70.62
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	80	78	$309.13	$104.47
19301 Partial removal of breast	42	40	$2054.81	$700.20
99213 Established patient office or other outpatient visit, typically 15 minutes	41	39	$215.22	$70.58
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	26	26	$1407.27	$267.89
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	24	24	$309.67	$87.48
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	23	23	$309.30	$87.46
99443 Telephone medical discussion with physician, 21-30 minutes	23	20	$201.61	$104.33
38900 Lymph node imaging during surgery	22	22	$554.91	$151.46
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	17	17	$306.76	$104.43
99442 Telephone medical discussion with physician, 11-20 minutes	17	17	$140.59	$70.76
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	16	16	$462.50	$142.55
19301 Partial removal of breast	14	11	$2047.43	$699.20
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	11	11	$430.91	$153.65

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99443 Telephone medical discussion with physician, 21-30 minutes	102	94	$188.53	$83.41
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	83	78	$298.17	$83.21
19301 Partial removal of breast	35	35	$1998.43	$708.30
99443 Telephone medical discussion with physician, 21-30 minutes	21	20	$186.71	$82.89
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	19	19	$301.68	$82.90
99442 Telephone medical discussion with physician, 11-20 minutes	19	19	$131.05	$53.78
38900 Lymph node imaging during surgery	19	19	$494.53	$148.55
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	18	18	$452.00	$135.58
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	18	18	$1273.78	$236.10
19301 Partial removal of breast	17	16	$2223.35	$748.72
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$299.82	$77.99

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	136	117	$288.32	$81.26
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	43	43	$290.42	$79.04
19301 Partial removal of breast	40	39	$1935.15	$684.35
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	36	36	$544.33	$174.39
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	33	25	$288.91	$81.59
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	26	26	$547.31	$174.50
99213 Established patient office or other outpatient visit, typically 15 minutes	25	25	$200.00	$53.03
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	20	20	$432.00	$134.03
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	19	19	$432.68	$129.12
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	17	17	$1228.53	$247.36
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	17	15	$403.53	$114.88
19301 Partial removal of breast	15	14	$1936.60	$661.94
38900 Lymph node imaging during surgery	14	14	$478.00	$147.06

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	66	63	$199.58	$52.39
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	23	23	$290.52	$81.60
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	21	21	$307.33	$79.69
19301 Partial removal of breast	20	19	$1920.15	$704.54
99213 Established patient office or other outpatient visit, typically 15 minutes	17	17	$228.82	$68.96
38900 Lymph node imaging during surgery	13	13	$441.69	$145.39
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	13	13	$1193.38	$231.19
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$463.09	$162.79
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$305.91	$99.59

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	76	74	$199.00	$51.49
99213 Established patient office or other outpatient visit, typically 15 minutes	47	39	$226.74	$70.26
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	25	22	$337.16	$101.13
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	18	18	$337.33	$78.29
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$471.06	$161.38
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	16	16	$314.94	$105.55
19301 Partial removal of breast	14	14	$1650.00	$657.51

Medical Specialties & State Licenses

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License MA 247048

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.

Surgery - Surgical Oncology

NUCC Taxonomy Code: 2086X0206X

State License MA 247048

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

110089130A (MA)

Hospital & Practice Group Affiliations

Lahey Clinic Inc

41 Mall Rd, Burlington, MA 018050001

Lahey Clinic Inc

1 Essex Ctr Dr, Peabody, MA 019602901

Phone: 9785384000

Lahey Clinic Inc

29 Mall Rd, Burlington, MA 018050001

Lahey Clinic Inc

41 Mall Rd, Burlington, MA 018050001

Practice Associates & Co-Workers

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

7 Associated Practitioners

Pamela O'brien , NP

Nurse Practitioner - Adult Health

NPI 1225129463

Nurse Practitioner

Shama Sheikh , NP

Nurse Practitioner

NPI 1255094603

Nurse Practitioner

Celynne Ambrose , NP

Nurse Practitioner - Adult Health

NPI 1326288606

Nurse Practitioner

Dr. Julie Dennis , MD

Surgery

NPI 1336293760

Doctor of Medicine (M.D.)

Dr. Chaitan Narsule , MD

Surgery - Surgical Critical Care

NPI 1891913604

Doctor of Medicine (M.D.)

Jorge Bonadona , PA-C

Physician Assistant

NPI 1922162387

Physician Assistant (Certified)

Career & Practice History Timeline

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

9 Historical Events

📍

Updated Practice Location September 13, 2018

Registered at LAHEY HOSPITAL AND MEDICAL CENTER, 41 MALL ROAD, BURLINGTON, MA 018050001 (Tel: 7817448580)

📍

Updated Business Mailing Address September 13, 2018

Registered at LAHEY HOSPITAL AND MEDICAL CENTER, 41 MALL ROAD, BURLINGTON, MA 018050001 (Tel: 7817448580)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 13, 2018

Surgery (License #247048 in MA)

✅

NPI Profile Active April 01, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location April 01, 2016

Registered at 55 LAKE AVE N, DEPARTMENT OF SURGERY/SURGICAL ONCOLOGY, WORCESTER, MA 016550002 (Tel: 5083346200)

📍

Updated Business Mailing Address April 01, 2016

Registered at PO BOX 415348, BOSTON, MA 022415348 (Tel: 8002258885)

👤

Provider Name / Credentials Updated April 01, 2016

Recorded as ASHLING O'CONNOR, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 01, 2016

Surgery (License #229587 in MA)

🟢

Initial NPI Registration & Enumeration May 19, 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: 1881851798

Entity Type:

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

Enumeration Date: May 19, 2008

Last Update: September 13, 2018

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Lahey Hospital And Medical Center, 41 Mall Road

Burlington, MA 018050001

Phone: 7817448580

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.