Active NPI 1659470557 Individual Practitioner Male Practitioner

Dr. Guillermo E Ferrer , MD

Surgery • Ithaca, NY

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Guillermo Ferrer, MD is a certified Surgery practicing in Ithaca, NY. With approximately 46 years of clinical experience since completing medical education in 1980, Dr. Ferrer delivers high-quality medical care to the local community at 8 BRENTWOOD DRIVE.

Dr. Ferrer is affiliated with Drs Ferrer And Monaghan Vein And Aesthetic Center Llp and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers, 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

8 Brentwood Drive
Suite A

Ithaca, NY 14850

Telephone 6072572116

Fax 6072570315

Medicare Profile & Education

Medical School

Other

Graduation Year

1980

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Ithaca, NY

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

46 Yrs +24.3 yrs vs City Avg

City Avg: 21.7 Yrs

State Avg: 27.8 Yrs

Regional Practice Density

10 Specialists

Practicing in Ithaca, NY (2269 Statewide)

Telehealth Adoption Rate

10.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

69.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Ferrer (46 Years) 46 Yrs

Ithaca Specialty Average (21.7 Years) 21.7 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	152	99	$255.00	$87.37
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	148	79	$410.00	$111.79
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	60	60	$315.00	$107.78
36471 Injection of chemical agent into multiple incompetent veins of leg	58	20	$691.64	$188.52
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	55	51	$355.09	$124.10
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	48	36	$163.13	$54.70
93970 Ultrasound study of arm or leg veins with compression and maneuvers	28	26	$635.00	$177.86
29581 Application of vein wound compression bandages on lower leg, ankle, and foot	26	11	$205.00	$93.05
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	22	22	$505.00	$151.13
36482 Chemical destruction of incompetent vein of arm or leg, accessed through the skin using imaging guidance	15	12	$5250.00	$1558.97
76642 Limited ultrasound scan of 1 breast	12	11	$305.00	$111.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	155	97	$255.00	$85.15
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	152	78	$410.00	$111.77
36471 Injection of chemical agent into multiple incompetent veins of leg	93	26	$685.00	$179.18
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	53	49	$341.70	$121.70
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	47	37	$160.00	$54.41
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	43	43	$315.00	$107.97
93970 Ultrasound study of arm or leg veins with compression and maneuvers	31	26	$635.00	$180.94
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	23	23	$480.00	$160.49
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	16	14	$4246.88	$1037.86
37765 Multiple incisions for removal of varicose veins of arm or leg, 10-20 incisions	16	14	$1905.00	$227.60
36478 Laser destruction of incompetent vein of arm or leg using imaging guidance	15	11	$3660.00	$908.07
36482 Chemical destruction of incompetent vein of arm or leg, accessed through the skin using imaging guidance	12	11	$5250.00	$1677.13

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	144	93	$240.73	$88.27
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	141	81	$389.57	$116.02
36471 Injection of chemical agent into multiple incompetent veins of leg	70	22	$684.50	$172.76
J1650 Injection, enoxaparin sodium, 10 mg	47	12	$10.00	$0.72
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	40	36	$319.88	$125.34
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	35	35	$480.00	$157.52
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	35	31	$151.43	$54.37
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	31	31	$315.00	$109.54
93970 Ultrasound study of arm or leg veins with compression and maneuvers	22	22	$613.18	$186.43
37765 Multiple incisions for removal of varicose veins of arm or leg, 10-20 incisions	17	15	$1905.00	$224.85
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	17	15	$4395.00	$1042.28
36482 Chemical destruction of incompetent vein of arm or leg, accessed through the skin using imaging guidance	13	11	$5250.00	$1707.08
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	13	11	$80.00	$14.01

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	151	92	$225.00	$88.51
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	129	70	$365.35	$117.36
36471 Injection of chemical agent into multiple incompetent veins of leg	74	23	$650.47	$195.53
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	60	56	$315.00	$124.39
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	49	49	$480.00	$161.69
J1650 Injection, enoxaparin sodium, 10 mg	32	13	$10.00	$0.76
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	27	23	$140.00	$55.62
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	25	25	$315.00	$111.16
36482 Chemical destruction of incompetent vein of arm or leg, accessed through the skin using imaging guidance	25	22	$5250.00	$1873.06
93970 Ultrasound study of arm or leg veins with compression and maneuvers	23	22	$575.00	$193.77
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	14	13	$80.00	$14.00

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	200	123	$225.00	$73.38
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	163	92	$350.00	$118.44
36471 Injection of chemical agent into multiple incompetent veins of leg	87	33	$635.52	$189.73
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	75	50	$140.00	$43.00
29580 Strapping, unna boot	63	12	$175.00	$66.51
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	49	49	$315.00	$106.22
36482 Chemical destruction of incompetent vein of arm or leg, accessed through the skin using imaging guidance	45	36	$5183.33	$1857.11
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	44	44	$480.00	$160.03
93970 Ultrasound study of arm or leg veins with compression and maneuvers	29	28	$575.00	$191.10
J1650 Injection, enoxaparin sodium, 10 mg	17	13	$10.00	$0.68
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	14	13	$80.00	$14.10

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	174	84	$350.00	$114.94
99213 Established patient office or other outpatient visit, typically 15 minutes	158	95	$225.00	$71.10
36471 Injection of chemical agent into multiple incompetent veins of leg	127	44	$575.35	$186.58
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	114	80	$137.11	$43.45
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	56	56	$315.00	$102.45
J1650 Injection, enoxaparin sodium, 10 mg	52	12	$10.00	$0.80
36482 Chemical destruction of incompetent vein of arm or leg, accessed through the skin using imaging guidance	49	40	$4141.43	$1937.36
93970 Ultrasound study of arm or leg veins with compression and maneuvers	33	31	$575.00	$183.08
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	28	28	$480.00	$158.85
76642 Limited ultrasound scan of 1 breast	15	13	$299.00	$107.04
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	13	12	$80.00	$16.13

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	153	95	$214.48	$70.22
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	139	77	$343.27	$115.60
36471 Injection of chemical agent into multiple incompetent veins of leg	112	37	$500.58	$181.77
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	87	50	$128.28	$42.11
J1650 Injection, enoxaparin sodium, 10 mg	64	15	$10.00	$0.80
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	42	42	$468.57	$158.18
93970 Ultrasound study of arm or leg veins with compression and maneuvers	41	36	$563.29	$189.03
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	38	38	$315.00	$103.34
36482 Chemical destruction of incompetent vein of arm or leg, accessed through the skin using imaging guidance	20	19	$3769.50	$2119.49
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	19	18	$300.32	$103.91
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	16	15	$76.56	$19.69

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	146	87	$262.62	$112.05
36471 Injection of chemical agent into multiple incompetent veins of leg	96	46	$377.71	$158.34
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	92	73	$81.31	$40.04
J1650 Injection, enoxaparin sodium, 10 mg	69	16	$25.61	$0.81
99213 Established patient office or other outpatient visit, typically 15 minutes	67	54	$141.55	$68.70
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	54	54	$311.24	$154.22
93970 Ultrasound study of arm or leg veins with compression and maneuvers	34	32	$401.03	$183.69
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	33	29	$3105.15	$1411.90
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	29	29	$177.07	$101.74
36478 Laser destruction of incompetent vein of arm or leg using imaging guidance	22	18	$2516.45	$1071.02
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	19	17	$49.20	$23.67
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	17	15	$225.03	$101.17
37799 Blood vessel procedure	15	15	$1800.00	$162.99
37765 Multiple incisions for removal of varicose veins of arm or leg, 10-20 incisions	15	14	$1291.87	$356.99
76642 Limited ultrasound scan of 1 breast	11	11	$186.91	$90.66

Medical Specialties & State Licenses

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License NY 161912

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

01073096 (NY)

Hospital & Practice Group Affiliations

Drs Ferrer And Monaghan Vein And Aesthetic Center Llp

8 Brentwood Dr, Ithaca, NY 148501871

Phone: 6072572116

Practice Associates & Co-Workers

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

2 Associated Practitioners

Dr. Viola Monaghan , MD

Family Medicine

NPI 1245339142

Doctor of Medicine (M.D.)

Marcia Conte , RPA

Physician Assistant - Surgical

NPI 1831298728

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 8 BRENTWOOD DRIVE, SUITE A, ITHACA, NY 14850 (Tel: 6072572116)

📍

Updated Business Mailing Address July 08, 2007

Registered at 8 BRENTWOOD DRIVE, SUITE A, ITHACA, NY 14850 (Tel: 6072572116)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as GUILLERMO FERRER, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Surgery (License #161912 in NY)

🟢

Initial NPI Registration & Enumeration September 21, 2006

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: 1659470557

Entity Type:

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

Enumeration Date: September 21, 2006

Last Update: July 08, 2007

Sole Proprietor: No

Update or Correct Profile

Mailing Address

8 Brentwood Drive, Suite A

Ithaca, NY 14850

Phone: 6072572116

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.