Active NPI 1114929791 Individual Practitioner Male Practitioner

Dr. Guat Sia Sy , MD

Colon & Rectal Surgery • Dearborn, MI

Professional Overview & Biography Verified Profile Summary

Dr. Guat Sy, MD is a registered healthcare professional specializing in Colon & Rectal Surgery in Dearborn, MI. Practice services are available at 17000 HUBBARD DR under active NPI credentials.

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

Practice Location & Contact Primary Location

Practice Address

17000 Hubbard Dr
Suite 700

Dearborn, MI 481264258

Telephone 3132712990

Fax 3132711698

Associated Practice Facility / Clinic

🏢 Guat Sy Jr Md Pc Facility NPI 1780686469

Specialty Benchmarks & Practice Insights

Comparative analytics for Colon & Rectal Surgery in Dearborn, MI

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 9.0 Yrs

State Avg: 24.3 Yrs

Regional Practice Density

2 Specialists

Practicing in Dearborn, MI (94 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

32.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2022)

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	14	11	$195.00	$130.90

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	19	14	$141.32	$134.06
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	13	13	$207.69	$187.51
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	$350.00	$230.82

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	22	15	$135.00	$112.03
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	18	18	$350.00	$216.14
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	17	15	$200.00	$151.17

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	40	25	$137.88	$107.36
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	31	31	$350.00	$206.40
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	24	14	$95.00	$72.54
45380 Biopsy of large bowel using an endoscope	19	19	$600.00	$113.55
99231 Follow-up hospital inpatient care per day, typically 15 minutes	18	11	$60.00	$39.42
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	15	15	$575.00	$108.30
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	13	13	$200.00	$137.11

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	65	25	$95.00	$70.92
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	43	32	$135.00	$103.53
99231 Follow-up hospital inpatient care per day, typically 15 minutes	32	14	$60.00	$38.37
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	29	29	$350.00	$201.69
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	20	19	$250.00	$197.85
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	20	15	$200.00	$133.74
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	18	13	$200.00	$139.74
45380 Biopsy of large bowel using an endoscope	12	12	$600.00	$175.84

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	107	37	$95.00	$70.89
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	56	32	$137.05	$103.02
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	38	38	$350.00	$199.45
99231 Follow-up hospital inpatient care per day, typically 15 minutes	34	18	$60.00	$38.76
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	33	32	$250.00	$199.76
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	27	20	$200.00	$141.58
45380 Biopsy of large bowel using an endoscope	16	16	$576.56	$196.70
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	16	16	$575.00	$97.68
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	14	14	$200.00	$135.16

Medical Specialties & State Licenses

Colon & Rectal Surgery Primary Specialty

NUCC Taxonomy Code: 208C00000X

State License MI 4301040071

A colon and rectal surgeon is trained to diagnose and treat various diseases of the intestinal tract, colon, rectum, anal canal and perianal area by medical and surgical means. This specialist also deals with other organs and tissues (such as the liver, urinary and female reproductive system) involved with primary intestinal disease.

Surgery

NUCC Taxonomy Code: 208600000X

State License MI 4301040071

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

1114929791 (MI)

Medicaid State Provider ID

2929938-10 (MI)

Commercial Insurance / Payer ID Bcbs Pin

0208269691 (MI)

Commercial Insurance / Payer ID Aetna

4079900 (MI)

Commercial Insurance / Payer ID Railroad Medicare

P00753351 (MI)

Commercial Insurance / Payer ID Hap

B45647 (MI)

Commercial Insurance / Payer ID Railroad Medicare

020010746 (MI)

Practice Associates & Co-Workers

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

17 Associated Practitioners

Dr. Hi Kim , MD

Physical Medicine & Rehabilitation

NPI 1134199524

Doctor of Medicine (M.D.)

Dr. Amanda Cimino , DO

Internal Medicine

NPI 1417579186

Doctor of Osteopathic Medicine (D.O.)

Dr. Ali Daher , DO

Family Medicine

NPI 1497315931

Doctor of Osteopathic Medicine (D.O.)

Dr. Robert Schwyn , MD

Psychiatry & Neurology - Neurology

NPI 1538168612

Doctor of Medicine (M.D.)

Dr. Eliezer De Leon , MD

Internal Medicine

NPI 1578536009

Doctor of Medicine (M.D.)

Dr. In Yoon , MD

Physical Medicine & Rehabilitation

NPI 1598735987

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active November 02, 2009

NPI status registered as active in NPPES database

📍

Updated Practice Location November 02, 2009

Registered at 17000 HUBBARD DR, SUITE 700, DEARBORN, MI 481264258 (Tel: 3132712990)

📍

Updated Business Mailing Address November 02, 2009

Registered at 17000 HUBBARD DR, SUITE 700, DEARBORN, MI 481264258 (Tel: 3132712990)

👤

Provider Name / Credentials Updated November 02, 2009

Recorded as GUAT SY, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 02, 2009

Surgery (License #4301040071 in MI)

🟢

Initial NPI Registration & Enumeration August 12, 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: 1114929791

Entity Type:

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

Enumeration Date: August 12, 2005

Last Update: November 02, 2009

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

17000 Hubbard Dr, Suite 700

Dearborn, MI 481264258

Phone: 3132712990

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.