Active NPI 1497700777 Individual Practitioner Male Practitioner

Dr. Karim Alavi , MD

Colon & Rectal Surgery • Worcester, MA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Karim Alavi, MD is a certified Colon & Rectal Surgery practicing in Worcester, MA. With approximately 31 years of clinical experience since graduating from George Washington University School Of Medicine in 1995, Dr. Alavi delivers high-quality medical care to the local community at 67 BELMONT ST.

Dr. Alavi is affiliated with Umass Memorial Medical Group 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, follow-up hospital inpatient care per day, 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

67 Belmont St
Colorectal Surgery

Worcester, MA 016052657

Telephone 5083348195

Fax 5083348130

Associated Practice Facility / Clinic

🏢 Vitreo-Retinal Associates Of Worcester Pc Facility NPI 1912930330

Medicare Profile & Education

Medical School

George Washington University School Of Medicine

Graduation Year

1995

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Colon & Rectal Surgery in Worcester, MA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

31 Yrs +13.9 yrs vs City Avg

City Avg: 17.1 Yrs

State Avg: 25.6 Yrs

Regional Practice Density

9 Specialists

Practicing in Worcester, MA (56 Statewide)

Telehealth Adoption Rate

44.4% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

81.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Alavi (31 Years) 31 Yrs

Worcester Specialty Average (17.1 Years) 17.1 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	89	64	$300.00	$93.17
99231 Follow-up hospital inpatient care per day, typically 15 minutes	85	24	$158.00	$49.84
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	70	70	$359.00	$113.55
46600 Diagnostic examination of the anus using an endoscope	67	58	$442.52	$123.48
51784 Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings	53	31	$785.32	$59.80
91120 Testing of tone and sensation of rectum and anus	53	31	$1839.81	$481.60
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito	28	26	$272.00	$5.59
91122 Study of rectum sensitivity and function	21	20	$1011.90	$265.11
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	20	20	$2104.00	$253.03
76872 Ultrasound scan of pelvic region through rectum	18	17	$732.17	$132.74
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$547.00	$171.17
45330 Diagnostic exam of lower portion of large bowel using a flexible endoscope	15	14	$629.80	$57.57
99221 Initial hospital inpatient care per day, typically 30 minutes	13	13	$331.00	$83.24
99441 Telephone medical discussion with physician, 5-10 minutes	13	13	$197.00	$58.37
45380 Biopsy of large bowel using an endoscope	13	13	$1734.00	$121.63

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	104	82	$286.00	$91.64
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	70	70	$359.00	$113.18
46600 Diagnostic examination of the anus using an endoscope	68	61	$422.00	$125.91
51784 Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings	55	34	$842.00	$66.71
91120 Testing of tone and sensation of rectum and anus	53	34	$1990.00	$546.57
99231 Follow-up hospital inpatient care per day, typically 15 minutes	46	14	$158.00	$50.47
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	35	16	$238.00	$80.67
91122 Study of rectum sensitivity and function	23	23	$1056.00	$290.85
45330 Diagnostic exam of lower portion of large bowel using a flexible endoscope	21	19	$574.00	$57.35
76872 Ultrasound scan of pelvic region through rectum	18	18	$690.50	$145.56
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito	17	17	$272.00	$5.44
99441 Telephone medical discussion with physician, 5-10 minutes	16	15	$169.25	$56.10
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	15	15	$2104.00	$256.03
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	14	14	$547.00	$164.77
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	13	13	$1518.00	$186.01

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	91	68	$244.00	$93.38
46600 Diagnostic examination of the anus using an endoscope	57	48	$422.00	$131.83
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	49	25	$238.00	$73.51
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	39	39	$359.00	$117.21
99202 New patient office or other outpatient visit, typically 20 minutes	28	28	$250.00	$77.49
51784 Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings	27	16	$842.00	$68.72
91120 Testing of tone and sensation of rectum and anus	27	16	$1990.00	$586.03
45330 Diagnostic exam of lower portion of large bowel using a flexible endoscope	21	21	$574.00	$58.65
99221 Initial hospital inpatient care per day, typically 30 minutes	19	19	$331.00	$103.36
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	16	16	$2104.00	$265.37
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	14	14	$1518.00	$185.13
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	13	13	$547.00	$175.05
99441 Telephone medical discussion with physician, 5-10 minutes	11	11	$160.00	$59.14

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	75	58	$242.80	$96.83
46600 Diagnostic examination of the anus using an endoscope	52	51	$320.62	$130.31
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	39	19	$233.28	$74.66
91120 Testing of tone and sensation of rectum and anus	35	24	$1990.00	$586.70
51784 Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings	35	24	$841.54	$70.81
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	29	29	$359.00	$119.00
99441 Telephone medical discussion with physician, 5-10 minutes	24	21	$160.00	$59.67
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	22	22	$536.45	$171.91
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	20	20	$2104.00	$267.17
99442 Telephone medical discussion with physician, 11-20 minutes	19	17	$263.00	$97.16
45330 Diagnostic exam of lower portion of large bowel using a flexible endoscope	18	16	$561.67	$58.67
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	17	17	$1518.00	$189.83
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	16	14	$353.63	$137.21
91122 Study of rectum sensitivity and function	16	16	$1056.00	$296.20
76872 Ultrasound scan of pelvic region through rectum	16	16	$485.00	$151.72
99221 Initial hospital inpatient care per day, typically 30 minutes	14	12	$331.00	$104.77
99202 New patient office or other outpatient visit, typically 20 minutes	12	12	$250.00	$71.11

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	99	30	$215.00	$76.82
99213 Established patient office or other outpatient visit, typically 15 minutes	76	60	$214.00	$79.50
99441 Telephone medical discussion with physician, 5-10 minutes	34	29	$152.65	$48.89
99442 Telephone medical discussion with physician, 11-20 minutes	33	30	$223.82	$80.03
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	26	26	$489.00	$174.81
46600 Diagnostic examination of the anus using an endoscope	25	21	$310.00	$112.79
99221 Initial hospital inpatient care per day, typically 30 minutes	20	20	$299.00	$108.42
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	16	16	$316.00	$115.69
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	15	15	$617.00	$209.25

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	113	79	$212.67	$77.66
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	84	84	$488.40	$173.05
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	79	27	$214.62	$76.10
46600 Diagnostic examination of the anus using an endoscope	66	61	$309.36	$103.14
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	34	29	$313.06	$114.55
99221 Initial hospital inpatient care per day, typically 30 minutes	24	24	$299.00	$106.16
51784 Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings	24	11	$826.00	$72.56
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	$614.43	$217.36
99238 Hospital discharge day management, 30 minutes or less	12	12	$244.58	$76.66
45330 Diagnostic exam of lower portion of large bowel using a flexible endoscope	12	12	$497.58	$60.95

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	129	51	$210.00	$75.55
99213 Established patient office or other outpatient visit, typically 15 minutes	104	74	$199.00	$73.85
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	75	75	$479.00	$171.94
46600 Diagnostic examination of the anus using an endoscope	66	58	$304.00	$93.32
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	38	31	$296.00	$112.48
99238 Hospital discharge day management, 30 minutes or less	21	20	$240.00	$76.09
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	$605.00	$216.11
45330 Diagnostic exam of lower portion of large bowel using a flexible endoscope	12	12	$471.00	$60.52
99221 Initial hospital inpatient care per day, typically 30 minutes	11	11	$282.00	$105.24
76872 Ultrasound scan of pelvic region through rectum	11	11	$460.00	$102.79
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito	11	11	$272.00	$5.87

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	81	57	$199.00	$75.54
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	61	61	$474.87	$168.87
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	40	34	$296.00	$110.95
46600 Diagnostic examination of the anus using an endoscope	40	38	$300.70	$93.31
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	18	11	$209.39	$73.79
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	16	16	$599.00	$211.97

Medical Specialties & State Licenses

CMS Verified: 2020-11-02

Colon & Rectal Surgery Primary Specialty

NUCC Taxonomy Code: 208C00000X

State License MA 231260

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

2139260 (MA)

Hospital & Practice Group Affiliations

Umass Memorial Medical Group Inc

119 Belmont St, Worcester, MA 016052903

Phone: 5083341000

Umass Memorial Medical Group Inc

14 Prospect St, Milford, MA 017573003

Phone: 5084731190

Umass Memorial Medical Group Inc

55 Lake Ave N, Worcester, MA 016550002

Phone: 5083341000

Umass Memorial Medical Group Inc

281 Lincoln St, Worcester, MA 016052138

Phone: 5083341000

Umass Memorial Medical Group Inc

67 Belmont St, Worcester, MA 016052657

Phone: 5083348996

Umass Memorial Medical Group Inc

91 Water St, Milford, MA 017573039

Phone: 5084584250

Umass Memorial Medical Group Inc

28 Newton St, Southborough, MA 017721215

Phone: 5085792233

Practice Associates & Co-Workers

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

15 Associated Practitioners

Dr. Craig Paterson , MD

Surgery

NPI 1023091196

Doctor of Medicine (M.D.)

Dr. Kaitlyn Oldewurtel , DO

Colon & Rectal Surgery

NPI 1043871163

Doctor of Osteopathic Medicine (D.O.)

Janet Mcdade , NP

Nurse Practitioner

NPI 1194791657

Nurse Practitioner

Dr. Carlos Fairen Oro , MD

Surgery

NPI 1265041032

Doctor of Medicine (M.D.)

Dr. Thomas Peponis , MD

Colon & Rectal Surgery

NPI 1306376538

Doctor of Medicine (M.D.)

Jennifer Guertin , PA-C

Physician Assistant

NPI 1346471521

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 April 08, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location April 08, 2011

Registered at 67 BELMONT ST, COLORECTAL SURGERY, WORCESTER, MA 016052657 (Tel: 5083348195)

📍

Updated Business Mailing Address April 08, 2011

Registered at PO BOX 415348, BOSTON, MA 022410001 (Tel: 8002258885)

👤

Provider Name / Credentials Updated April 08, 2011

Recorded as KARIM ALAVI, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 08, 2011

Colon & Rectal Surgery (License #231260 in MA)

🟢

Initial NPI Registration & Enumeration May 24, 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: 1497700777

Entity Type:

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

Enumeration Date: May 24, 2006

Last Update: November 02, 2020

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 415348

Boston, MA 022410001

Phone: 8002258885

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.