Active NPI 1437184082 Individual Practitioner Female Practitioner

Dr. Catherine Yi , MD

Internal Medicine • Chicago, IL

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Catherine Yi, MD is a certified Internal Medicine practicing in Chicago, IL. With approximately 32 years of clinical experience since graduating from Loyola University Of Chicago, Stritch School Of Medicine in 1994, Dr. Yi delivers high-quality medical care to the local community at 201 E HURON ST.

Dr. Yi is affiliated with Northwestern Medical Faculty Foundation 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, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

201 E Huron St
12th Fl. Suite 105

Chicago, IL 606113197

Telephone 3129265111

Associated Practice Facility / Clinic

🏢 Edward J. Olinger, M.d., S.c. Facility NPI 1558346890

Medicare Profile & Education

Medical School

Loyola University Of Chicago, Stritch School Of Medicine

Graduation Year

1994

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Chicago, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

32 Yrs +10.2 yrs vs City Avg

City Avg: 21.8 Yrs

State Avg: 28.9 Yrs

Regional Practice Density

2969 Specialists

Practicing in Chicago, IL (7544 Statewide)

Telehealth Adoption Rate

12.8% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

46.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Yi (32 Years) 32 Yrs

Chicago Specialty Average (21.8 Years) 21.8 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	384	233	$323.00	$136.02
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	180	180	$373.00	$139.02
99213 Established patient office or other outpatient visit, typically 15 minutes	153	120	$219.00	$95.83
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	77	60	$88.00	$17.44
G0008 Administration of influenza virus vaccine	58	57	$57.00	$33.70
90662 Influenza vaccine split virus, preservative free	55	54	$110.00	$80.74
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	42	42	$397.00	$289.24
G0009 Administration of pneumococcal vaccine	42	42	$57.00	$33.70
91320 Sarscv2 vac 30mcg trs-suc im	37	37	$207.11	$150.15
90480 Admn sarscov2 vacc 1 dose	36	36	$88.00	$44.94
36415 Insertion of needle into vein for collection of blood sample	13	13	$20.00	$8.65
99442 Telephone medical discussion with physician, 11-20 minutes	12	12	$175.00	$95.69

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	397	240	$323.00	$134.87
99213 Established patient office or other outpatient visit, typically 15 minutes	165	137	$219.00	$95.68
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	159	159	$373.00	$136.97
G0009 Administration of pneumococcal vaccine	48	48	$57.00	$32.32
G0008 Administration of influenza virus vaccine	41	39	$57.00	$32.32
90662 Influenza vaccine split virus, preservative free	40	38	$110.00	$71.68
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	38	38	$397.00	$281.49
83036 Hemoglobin A1C level	30	23	$69.00	$9.52
93000 Routine ekg using at least 12 leads including interpretation and report	17	16	$140.00	$15.56
99442 Telephone medical discussion with physician, 11-20 minutes	16	16	$175.00	$96.06
90480 Admn sarscov2 vacc 1 dose	13	13	$88.00	$43.09
91320 Sarscv2 vac 30mcg trs-suc im	13	13	$197.00	$128.48
0124A Fee covid-19 vac 13 res	12	12	$70.00	$43.09
91312 Coronavirus vaccine 13	12	12	$0.01	$0.01
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	11	11	$562.00	$175.84
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	11	11	$452.00	$176.19

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	365	199	$323.00	$134.70
99213 Established patient office or other outpatient visit, typically 15 minutes	169	140	$219.00	$97.61
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	134	134	$373.00	$139.80
36415 Insertion of needle into vein for collection of blood sample	100	86	$20.00	$2.94
G0008 Administration of influenza virus vaccine	57	54	$57.00	$31.07
90662 Influenza vaccine split virus, preservative free	54	51	$110.00	$68.30
G0009 Administration of pneumococcal vaccine	40	40	$57.00	$31.26
91305 Sarscov2 vac 30 mcg trs-sucr	28	28	$0.01	$0.01
93000 Routine ekg using at least 12 leads including interpretation and report	28	28	$140.00	$15.18
99442 Telephone medical discussion with physician, 11-20 minutes	25	23	$175.00	$97.18
0054A Intramuscular administration of single severe acute respiratory syndrome coronavirus 2 (covid-19) vaccine, mrna-lnp, spike protein, preservative free, 30 mcg/0.3ml dosage, tris-sucrose formulation; booster dose	25	25	$70.00	$41.16
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	23	23	$185.00	$131.96
83036 Hemoglobin A1C level	20	12	$69.00	$9.60
0124A Fee covid-19 vac 13 res	18	18	$70.00	$40.83
91312 Coronavirus vaccine 13	14	14	$0.01	$0.01
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	12	12	$439.42	$278.76

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	396	219	$323.00	$138.67
36415 Insertion of needle into vein for collection of blood sample	151	128	$20.00	$2.98
99213 Established patient office or other outpatient visit, typically 15 minutes	108	95	$219.00	$98.57
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	103	103	$373.00	$142.37
G0008 Administration of influenza virus vaccine	73	71	$57.00	$17.93
90662 Influenza vaccine split virus, preservative free	68	67	$108.01	$65.07
G0009 Administration of pneumococcal vaccine	42	42	$57.00	$17.92
83036 Hemoglobin A1C level	32	26	$69.00	$9.71
93000 Routine ekg using at least 12 leads including interpretation and report	32	30	$140.00	$16.16
99443 Telephone medical discussion with physician, 21-30 minutes	29	22	$250.00	$140.42
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	26	26	$132.00	$60.28
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	24	24	$179.17	$125.17
90670 Pneumococcal vaccine for injection into muscle	18	18	$343.00	$240.76
99442 Telephone medical discussion with physician, 11-20 minutes	17	14	$175.00	$99.19
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	13	13	$562.00	$179.67
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	11	11	$452.00	$180.04

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	239	169	$323.00	$117.07
99442 Telephone medical discussion with physician, 11-20 minutes	137	106	$175.00	$81.04
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	113	113	$373.00	$124.88
G0008 Administration of influenza virus vaccine	75	74	$57.00	$17.65
90662 Influenza vaccine split virus, preservative free	68	67	$65.00	$60.35
99443 Telephone medical discussion with physician, 21-30 minutes	60	54	$250.00	$117.66
G0009 Administration of pneumococcal vaccine	47	46	$57.00	$17.61
99213 Established patient office or other outpatient visit, typically 15 minutes	47	38	$219.00	$81.08
36415 Insertion of needle into vein for collection of blood sample	45	42	$20.00	$2.95
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	39	39	$132.00	$49.50
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	26	26	$165.00	$119.00
90670 Pneumococcal vaccine for injection into muscle	21	21	$343.00	$224.48
93000 Routine ekg using at least 12 leads including interpretation and report	17	16	$140.00	$17.97
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	12	12	$452.00	$178.58

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	381	218	$323.00	$115.50
36415 Insertion of needle into vein for collection of blood sample	244	177	$20.00	$2.93
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	124	124	$373.00	$123.83
99213 Established patient office or other outpatient visit, typically 15 minutes	82	68	$219.00	$79.14
G0008 Administration of influenza virus vaccine	75	74	$57.00	$17.33
90662 Influenza vaccine split virus, preservative free	70	69	$63.00	$53.81
G0009 Administration of pneumococcal vaccine	59	59	$57.00	$17.33
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	31	31	$165.00	$111.52
90670 Pneumococcal vaccine for injection into muscle	29	29	$343.00	$208.95
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	29	29	$132.00	$48.10
83036 Hemoglobin A1C level	28	24	$69.00	$10.57
93000 Routine ekg using at least 12 leads including interpretation and report	24	20	$140.00	$18.35

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	396	227	$323.00	$113.36
36415 Insertion of needle into vein for collection of blood sample	219	167	$20.00	$2.94
99213 Established patient office or other outpatient visit, typically 15 minutes	93	75	$219.00	$76.91
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	91	91	$373.00	$122.51
G0008 Administration of influenza virus vaccine	84	81	$57.00	$21.31
90662 Influenza vaccine split virus, preservative free	75	72	$45.00	$44.10
G0009 Administration of pneumococcal vaccine	33	33	$57.00	$21.31
90670 Pneumococcal vaccine for injection into muscle	19	19	$343.00	$200.37
93000 Routine ekg using at least 12 leads including interpretation and report	17	17	$140.00	$18.09
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	14	14	$165.00	$105.59

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	415	236	$323.00	$112.64
99213 Established patient office or other outpatient visit, typically 15 minutes	95	74	$219.00	$77.00
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	83	83	$373.00	$121.54
G0008 Administration of influenza virus vaccine	76	74	$57.00	$26.42
90662 Influenza vaccine split virus, preservative free	67	66	$45.00	$44.03
G0009 Administration of pneumococcal vaccine	36	36	$57.00	$26.42
90670 Pneumococcal vaccine for injection into muscle	23	23	$343.00	$184.84
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	15	15	$132.00	$46.21
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	13	13	$165.00	$94.19
93000 Routine ekg using at least 12 leads including interpretation and report	12	12	$140.00	$18.18

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Hospital & Practice Group Affiliations

Northwestern Medical Faculty Foundation

4445 W Irving Park Rd, Chicago, IL 606412808

Northwestern Medical Faculty Foundation

1135 W Delano Ct, Chicago, IL 606053457

Phone: 3126950665

Northwestern Medical Faculty Foundation

4732 N Lincoln Ave, Chicago, IL 606258561

Phone: 8474752273

Northwestern Medical Faculty Foundation

636 Raymond Dr, Naperville, IL 605639789

Phone: 6304162300

Northwestern Medical Faculty Foundation

675 N St Clair, Chicago, IL 606115975

Northwestern Medical Faculty Foundation

4732 N Lincoln Ave, Chicago, IL 606258561

Phone: 3129266000

Northwestern Medical Faculty Foundation

1135 S Delano Ct E, Chicago, IL 606053457

Phone: 6309331500

Northwestern Medical Faculty Foundation

1630 Sherman Ave, Evanston, IL 602013711

Northwestern Medical Faculty Foundation

1333 W Belmont Ave, Chicago, IL 606575785

Northwestern Medical Faculty Foundation

660 N Westmoreland Rd, Lake Forest, IL 600451673

Phone: 3129266146

Northwestern Medical Faculty Foundation

675 N Saint Clair St, Chicago, IL 606115975

Practice Associates & Co-Workers

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

6 Associated Practitioners

Dr. Christine Orders , MD

Internal Medicine

NPI 1194751461

Doctor of Medicine (M.D.)

Dr. Kellyn Marks , MD

Internal Medicine

NPI 1215973599

Doctor of Medicine (M.D.)

Dr. Danielle Pierro , MD

Internal Medicine

NPI 1417981812

Doctor of Medicine (M.D.)

Dr. Sanjay Patel , MD

Internal Medicine

NPI 1518991900

Doctor of Medicine (M.D.)

Dr. Naresh Thakur , MD

Internal Medicine

NPI 1578581633

Doctor of Medicine (M.D.)

Dr. Debalina De , MD

Internal Medicine

NPI 1588015184

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 July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 201 E HURON ST, 12TH FL. SUITE 105, CHICAGO, IL 606113197 (Tel: 3129265111)

📍

Updated Business Mailing Address July 08, 2007

Registered at 201 E HURON ST, 12TH FL. SUITE 105, CHICAGO, IL 606113197

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as CATHERINE YI, M.D.

🎓

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

Internal Medicine

🟢

Initial NPI Registration & Enumeration July 12, 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: 1437184082

Entity Type:

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

Enumeration Date: July 12, 2006

Last Update: July 08, 2007

Sole Proprietor: No

Update or Correct Profile

Mailing Address

201 E Huron St, 12th Fl. Suite 105

Chicago, IL 606113197

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.