Active NPI 1497758452 Individual Practitioner Male Practitioner

Dr. Jonathan Yoav Gefen , MD

Surgery • Wynnewood, PA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Jonathan Gefen, MD is a certified Surgery practicing in Wynnewood, PA. With approximately 29 years of clinical experience since graduating from Jefferson Medical College Of Thomas Jefferson University in 1997, Dr. Gefen delivers high-quality medical care to the local community at 100 E LANCASTER AVE.

Dr. Gefen is affiliated with Main Line Healthcare and accepts Medicare assignment.

Frequently performed procedures and clinical services include new patient outpatient office visit, subsequent hospital care with moderate levelof medical decision making, if using time, at least, established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

100 E Lancaster Ave
Suite 275 Lankenau Med Sci Bldg.

Wynnewood, PA 190963450

Telephone 6106421908

Fax 6106426808

Associated Practice Facility / Clinic

🏢 Old Man's Home Of Philadelphia Facility NPI 1033114707

Medicare Profile & Education

Medical School

Jefferson Medical College Of Thomas Jefferson University

Graduation Year

1997

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Wynnewood, PA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

29 Yrs +3.4 yrs vs City Avg

City Avg: 25.6 Yrs

State Avg: 26.1 Yrs

Regional Practice Density

24 Specialists

Practicing in Wynnewood, PA (1976 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

61.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Gefen (29 Years) 29 Yrs

Wynnewood Specialty Average (25.6 Years) 25.6 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
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	141	141	$385.00	$170.59
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	132	66	$155.00	$79.40
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	93	85	$235.00	$129.21
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	54	49	$110.00	$57.18
49650 Repair of groin hernia using an endoscope	45	45	$1350.78	$481.40
47562 Removal of gallbladder using an endoscope	30	30	$2005.00	$685.14
99221 Initial hospital inpatient care per day, typically 30 minutes	27	27	$220.00	$83.71
99213 Established patient office or other outpatient visit, typically 15 minutes	26	25	$155.00	$93.18
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	22	22	$315.00	$131.94
49505 Repair of groin hernia (5 years or older)	20	20	$1357.00	$532.12
49591 Initial repair of sliding hernia of abdomen, less than 3 cm in length	19	19	$1083.16	$287.92
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	19	19	$435.00	$174.33
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	16	16	$275.00	$114.56
49651 Repair of recurrent groin hernia using an endoscope	11	11	$1339.64	$595.40

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	150	64	$147.93	$81.45
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	134	134	$364.63	$173.27
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	89	80	$235.00	$132.87
49650 Repair of groin hernia using an endoscope	42	42	$1427.38	$525.37
99221 Initial hospital inpatient care per day, typically 30 minutes	32	32	$210.16	$85.88
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	32	27	$416.72	$178.61
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	32	29	$106.72	$59.05
99213 Established patient office or other outpatient visit, typically 15 minutes	30	29	$155.00	$94.01
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	25	23	$297.00	$134.18
49505 Repair of groin hernia (5 years or older)	24	24	$1180.00	$555.65
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	13	13	$253.46	$117.23
49591 Initial repair of sliding hernia of abdomen, less than 3 cm in length	12	12	$784.17	$300.19
47562 Removal of gallbladder using an endoscope	11	11	$2000.00	$698.24

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	136	136	$320.00	$177.12
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	112	46	$140.00	$73.85
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	92	83	$235.00	$133.57
99213 Established patient office or other outpatient visit, typically 15 minutes	53	49	$155.00	$96.38
49650 Repair of groin hernia using an endoscope	37	37	$1414.05	$524.18
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	26	25	$390.00	$206.16
49505 Repair of groin hernia (5 years or older)	24	24	$1160.00	$572.47
47562 Removal of gallbladder using an endoscope	17	17	$2025.88	$727.37
99221 Initial hospital inpatient care per day, typically 30 minutes	17	17	$185.00	$104.66
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$235.00	$119.84
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	13	12	$265.00	$140.42
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	12	11	$95.00	$60.71

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	121	121	$320.00	$180.36
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	103	53	$140.00	$76.27
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	81	73	$229.81	$140.22
99213 Established patient office or other outpatient visit, typically 15 minutes	56	54	$152.68	$97.71
49650 Repair of groin hernia using an endoscope	31	31	$1230.65	$501.60
99221 Initial hospital inpatient care per day, typically 30 minutes	30	29	$185.00	$104.64
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	24	24	$390.00	$212.37
49505 Repair of groin hernia (5 years or older)	23	23	$1160.00	$583.13
47562 Removal of gallbladder using an endoscope	21	21	$2020.95	$724.13
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	17	17	$227.06	$121.77
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	11	11	$92.27	$57.17
49560 Repair of incisional or abdominal hernia	11	11	$1841.00	$821.08

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	123	61	$140.00	$77.76
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	104	87	$221.35	$116.97
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	100	100	$320.00	$177.48
49650 Repair of groin hernia using an endoscope	37	37	$1296.22	$513.16
99213 Established patient office or other outpatient visit, typically 15 minutes	35	32	$150.00	$81.55
49505 Repair of groin hernia (5 years or older)	24	24	$1201.04	$605.89
47562 Removal of gallbladder using an endoscope	23	23	$2019.13	$755.27
99221 Initial hospital inpatient care per day, typically 30 minutes	23	23	$185.00	$110.58
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	19	19	$390.00	$218.34
49585 Repair of hernia at navel (5 years or older)	12	12	$1100.00	$465.11
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	11	11	$265.00	$148.68
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$220.00	$117.33

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	138	117	$206.00	$116.55
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	110	110	$320.00	$175.55
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	103	59	$140.00	$77.71
99213 Established patient office or other outpatient visit, typically 15 minutes	42	38	$150.00	$77.60
49650 Repair of groin hernia using an endoscope	32	32	$1362.50	$512.03
47562 Removal of gallbladder using an endoscope	27	27	$2000.00	$744.32
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	27	27	$220.00	$112.43
99221 Initial hospital inpatient care per day, typically 30 minutes	25	23	$185.00	$109.02
49505 Repair of groin hernia (5 years or older)	22	22	$1109.09	$587.96
49560 Repair of incisional or abdominal hernia	16	16	$1841.00	$808.32
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	15	14	$390.00	$216.16
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	15	15	$265.00	$146.60
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	$385.00	$221.97
49585 Repair of hernia at navel (5 years or older)	13	13	$1100.00	$348.97
49568 Placement of mesh to repair incisional or abdominal hernia	12	12	$874.00	$303.62
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	11	11	$276.00	$156.14

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	115	58	$132.00	$74.59
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	108	108	$320.00	$169.13
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	108	94	$206.00	$109.75
99213 Established patient office or other outpatient visit, typically 15 minutes	54	49	$142.41	$75.11
49505 Repair of groin hernia (5 years or older)	37	37	$1129.73	$559.73
47562 Removal of gallbladder using an endoscope	31	31	$2000.00	$709.62
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	29	29	$217.93	$109.68
49650 Repair of groin hernia using an endoscope	29	29	$1315.52	$520.73
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	28	23	$85.00	$44.44
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	25	25	$369.00	$208.06
99221 Initial hospital inpatient care per day, typically 30 minutes	24	24	$184.79	$104.48
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	23	22	$251.96	$140.36
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	$372.31	$213.28

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	108	45	$130.00	$75.76
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	85	85	$316.24	$173.73
99213 Established patient office or other outpatient visit, typically 15 minutes	77	68	$138.05	$77.34
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	38	36	$84.47	$46.36
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	35	35	$204.11	$113.61
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	31	31	$365.00	$213.16
49505 Repair of groin hernia (5 years or older)	29	29	$1100.00	$573.58
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	27	27	$199.44	$114.83
47562 Removal of gallbladder using an endoscope	24	24	$2000.00	$723.00
49650 Repair of groin hernia using an endoscope	20	20	$1635.00	$565.98
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	17	17	$250.00	$144.23
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	17	17	$370.00	$218.61
99221 Initial hospital inpatient care per day, typically 30 minutes	11	11	$180.00	$107.18
49585 Repair of hernia at navel (5 years or older)	11	11	$1100.00	$394.79
49560 Repair of incisional or abdominal hernia	11	11	$1841.00	$719.30

Medical Specialties & State Licenses

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License PA MD423617

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

Main Line Healthcare

830 Old Lancaster Rd, Bryn Mawr, PA 190103118

Main Line Healthcare

100 E Lancaster Ave, Wynewood, PA 190963450

Practice Associates & Co-Workers

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

25 Associated Practitioners

Dr. Robert Smink , MD

Surgery

NPI 1003819079

Doctor of Medicine (M.D.)

Arvind Sabesan

Surgery - Surgical Oncology

NPI 1023308574

Nicole Bryan , PA-C

Physician Assistant

NPI 1043614449

Physician Assistant (Certified)

Dr. Barry Mann , MD

Surgery

NPI 1124099536

Doctor of Medicine (M.D.)

Michael Pottieger , PA-C

Physician Assistant

NPI 1154090603

Physician Assistant (Certified)

Jayln Maulfair , PA-C

Physician Assistant

NPI 1174341838

Physician Assistant (Certified)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active October 21, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location October 21, 2015

Registered at 100 E LANCASTER AVE, SUITE 275 LANKENAU MED SCI BLDG., WYNNEWOOD, PA 190963450 (Tel: 6106421908)

📍

Updated Business Mailing Address October 21, 2015

Registered at 100 E LANCASTER AVE, SUITE 275 LANKENAU MED SCI BLDG., WYNNEWOOD, PA 190963450 (Tel: 6106421908)

👤

Provider Name / Credentials Updated October 21, 2015

Recorded as JONATHAN GEFEN, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 21, 2015

Surgery (License #MD423617 in PA)

🟢

Initial NPI Registration & Enumeration May 24, 2005

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: 1497758452

Entity Type:

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

Enumeration Date: May 24, 2005

Last Update: October 21, 2015

Sole Proprietor: No

Update or Correct Profile

Mailing Address

100 E Lancaster Ave, Suite 275 Lankenau Med Sci Bldg.

Wynnewood, PA 190963450

Phone: 6106421908

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.