Active NPI 1992009666 Individual Practitioner Male Practitioner

Dr. Jonathan Zagzag , MD

Surgery • Greenvale, NY

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Jonathan Zagzag, MD is a certified Surgery practicing in Greenvale, NY. With approximately 16 years of clinical experience since graduating from New York University School Of Medicine in 2010, Dr. Zagzag delivers high-quality medical care to the local community at 2200 NORTHERN BLVD.

Dr. Zagzag is affiliated with Chs Physician Partners Pc and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, established patient outpatient office visit, new 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

2200 Northern Blvd

Greenvale, NY 115481219

Telephone 5166275262

Associated Practice Facility / Clinic

🏢 Advanced Internal Medicine Group Pc Facility NPI 1669548087

Medicare Profile & Education

Medical School

New York University School Of Medicine

Graduation Year

2010

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Greenvale, NY

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

16 Yrs -8.3 yrs vs City Avg

City Avg: 24.3 Yrs

State Avg: 27.8 Yrs

Regional Practice Density

4 Specialists

Practicing in Greenvale, NY (2269 Statewide)

Telehealth Adoption Rate

25.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

66.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Zagzag (16 Years) 16 Yrs

Greenvale Specialty Average (24.3 Years) 24.3 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
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	136	76	$396.00	$135.98
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	122	98	$439.00	$149.78
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	108	57	$264.00	$90.26
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	103	103	$575.00	$194.15
10005 Fine needle aspiration of first lesion using ultrasound guidance	92	83	$467.00	$158.38
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	79	78	$578.00	$198.05
76536 Ultrasound of head and neck	57	51	$386.00	$132.16
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	56	47	$196.00	$67.05
99231 Follow-up hospital inpatient care per day, typically 15 minutes	51	41	$167.00	$57.01
10006 Fine needle aspiration biopsy using ultrasound guidance, each additional growth	47	34	$206.00	$70.73
99213 Established patient office or other outpatient visit, typically 15 minutes	47	46	$312.00	$105.46
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	21	21	$439.00	$150.53
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	19	19	$609.16	$211.62
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	$757.00	$258.82
47562 Removal of gallbladder using an endoscope	13	13	$2394.00	$731.83
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$385.00	$132.01

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	106	67	$270.00	$92.36
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	82	55	$406.00	$138.87
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	70	61	$442.00	$151.04
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	63	63	$591.00	$202.29
99231 Follow-up hospital inpatient care per day, typically 15 minutes	51	43	$173.00	$58.93
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	50	50	$579.00	$198.10
99213 Established patient office or other outpatient visit, typically 15 minutes	39	32	$313.00	$107.14
76536 Ultrasound of head and neck	38	34	$400.00	$136.78
10005 Fine needle aspiration of first lesion using ultrasound guidance	35	30	$486.00	$166.14
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	18	18	$447.00	$152.86
47562 Removal of gallbladder using an endoscope	15	15	$2492.00	$760.23
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	14	14	$394.00	$134.94
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	13	12	$198.00	$67.68

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	155	91	$245.00	$84.02
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	112	69	$351.00	$120.45
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	74	73	$681.00	$234.17
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	53	50	$446.00	$153.21
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	39	39	$594.00	$204.23
10005 Fine needle aspiration of first lesion using ultrasound guidance	37	33	$506.00	$174.10
99231 Follow-up hospital inpatient care per day, typically 15 minutes	32	29	$135.00	$46.37
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	31	31	$469.00	$161.22
76536 Ultrasound of head and neck	27	24	$413.00	$139.47
99213 Established patient office or other outpatient visit, typically 15 minutes	25	19	$320.00	$107.00
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	21	14	$634.00	$218.19
47562 Removal of gallbladder using an endoscope	14	14	$2639.00	$811.76
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	$785.00	$270.56

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	142	87	$237.00	$85.47
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	64	47	$337.00	$122.66
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	53	53	$453.00	$163.01
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	49	49	$664.00	$238.41
99231 Follow-up hospital inpatient care per day, typically 15 minutes	29	25	$131.00	$45.38
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	28	28	$576.00	$206.12
99213 Established patient office or other outpatient visit, typically 15 minutes	27	24	$311.00	$111.41
47562 Removal of gallbladder using an endoscope	23	23	$2538.00	$675.33
10005 Fine needle aspiration of first lesion using ultrasound guidance	11	11	$477.00	$170.98

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	146	79	$255.00	$85.57
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	87	85	$493.00	$165.71
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	52	34	$367.00	$123.52
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	32	31	$717.00	$241.58
99213 Established patient office or other outpatient visit, typically 15 minutes	26	21	$270.00	$90.80
43246 Insertion of stomach tube using a flexible endoscope	25	25	$764.00	$160.20
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	24	24	$593.00	$192.67
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	21	21	$390.00	$126.81
47562 Removal of gallbladder using an endoscope	20	20	$2658.00	$766.17
10005 Fine needle aspiration of first lesion using ultrasound guidance	19	16	$473.00	$154.65
99231 Follow-up hospital inpatient care per day, typically 15 minutes	18	15	$140.00	$47.14
99291 Critical care, first 30-74 minutes	13	12	$796.00	$266.92

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	326	142	$253.00	$82.86
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	132	130	$479.00	$156.80
99213 Established patient office or other outpatient visit, typically 15 minutes	28	24	$263.00	$82.49
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	25	25	$582.00	$190.78
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	18	16	$383.00	$125.38
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	17	15	$361.00	$118.26
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	17	17	$703.00	$230.50
47562 Removal of gallbladder using an endoscope	16	16	$2550.00	$595.70
99291 Critical care, first 30-74 minutes	14	12	$779.00	$255.24
49650 Repair of groin hernia using an endoscope	13	13	$1657.00	$149.72

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99221 Initial hospital inpatient care per day, typically 30 minutes	11	11	$359.00	$117.71

Medical Specialties & State Licenses

CMS Verified: 2025-04-24

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License TX R3251

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

375462401 (TX)

Medicaid State Provider ID

375462402 (TX)

Hospital & Practice Group Affiliations

Chs Physician Partners Pc

2200 Northern Blvd, Greenvale, NY 115481221

Phone: 5166275262

Practice Associates & Co-Workers

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

8 Associated Practitioners

Roberta Palmeri

Nurse Practitioner - Adult Health

NPI 1104470053

Dr. Sandeep Anantha Sathyanarayana , MD

Surgery

NPI 1396993598

Doctor of Medicine (M.D.)

Dr. George Denoto , MD

Surgery

NPI 1487714556

Doctor of Medicine (M.D.)

Dr. Steven Tamesis , MD

Surgery

NPI 1528447240

Doctor of Medicine (M.D.)

Dr. Daniel Popowich , MD

Surgery

NPI 1578766838

Doctor of Medicine (M.D.)

Dr. Michael Giuffrida , MD

Surgery

NPI 1760586622

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

11 Historical Events

📍

Updated Practice Location April 24, 2025

Registered at 2200 NORTHERN BLVD, GREENVALE, NY 115481219 (Tel: 5166275262)

📍

Updated Business Mailing Address April 11, 2025

Registered at 2200 NORTHERN BLVD, GREENVALE, NY 115481219 (Tel: 5166275262)

📍

Updated Practice Location February 15, 2018

Registered at 1515 HOLCOMBE BLVD, HOUSTON, TX 770304000 (Tel: 7197926161)

📍

Updated Business Mailing Address February 15, 2018

Registered at PO BOX 4439, HOUSTON, TX 772104439 (Tel: 7137922991)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 15, 2018

Surgery (License #R3251 in TX)

✅

NPI Profile Active January 10, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location January 10, 2011

Registered at 550 FIRST AVE, NYU LANGONE MEDICAL CENTER, NEW YORK, NY 100162826 (Tel: 2122635506)

📍

Updated Business Mailing Address January 10, 2011

Registered at 550 FIRST AVE, NYU LANGONE MEDICAL CENTER, NEW YORK, NY 100162826 (Tel: 2122635506)

👤

Provider Name / Credentials Updated January 10, 2011

Recorded as JONATHAN ZAGZAG, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 10, 2011

Student in an Organized Health Care Education/Training Program

🟢

Initial NPI Registration & Enumeration January 10, 2011

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews

No patient reviews submitted yet for Dr. Jonathan Zagzag. Be the first to share your experience!

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1992009666

Entity Type:

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

Enumeration Date: January 10, 2011

Last Update: April 24, 2025

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

2200 Northern Blvd

Greenvale, NY 115481219

Phone: 5166275262

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.