Active NPI 1952497729 Individual Practitioner Male Practitioner

Dr. Nikolaos Andreas Dallas , MD

Surgery • Chicago, IL

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Nikolaos Dallas, MD is a certified Surgery practicing in Chicago, IL. With approximately 22 years of clinical experience since graduating from Northwestern University Feinberg Medical School in 2004, Dr. Dallas delivers high-quality medical care to the local community at 3000 N HALSTED ST STE 509.

Dr. Dallas is affiliated with Advocate Health And Hospitals Corporation and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include new patient outpatient office visit, established patient outpatient office visit, initial hospital care with moderate level of 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

3000 N Halsted St Ste 509

Chicago, IL 606575194

Telephone 7732963390

Fax 7732967531

Associated Practice Facility / Clinic

🏢 Advocate Health And Hospitals Corporation Facility NPI 1700824455

Medicare Profile & Education

Medical School

Northwestern University Feinberg Medical School

Graduation Year

2004

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Chicago, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

22 Yrs -0.3 yrs vs City Avg

City Avg: 22.3 Yrs

State Avg: 27.3 Yrs

Regional Practice Density

579 Specialists

Practicing in Chicago, IL (1624 Statewide)

Telehealth Adoption Rate

4.8% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

54.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Dallas (22 Years) 22 Yrs

Chicago Specialty Average (22.3 Years) 22.3 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
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	42	42	$489.00	$220.73
99213 Established patient office or other outpatient visit, typically 15 minutes	31	28	$198.00	$93.12
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	23	23	$370.00	$167.40
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	21	18	$279.00	$132.35

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	49	43	$178.00	$94.25
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	30	30	$455.70	$228.56
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	24	24	$352.00	$169.41
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	16	16	$395.63	$153.87
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	15	15	$259.00	$133.22
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	12	12	$437.00	$181.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	34	31	$161.00	$96.45
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	23	23	$352.00	$179.15
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	22	22	$465.00	$237.45
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	17	17	$237.00	$120.87
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	15	13	$300.00	$142.73

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	61	55	$153.00	$96.56
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	53	18	$168.00	$70.61
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	26	26	$236.00	$121.24
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	19	19	$341.00	$181.05
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	16	16	$446.00	$199.43
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	13	13	$300.00	$145.13
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	13	13	$224.00	$138.80
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	$448.00	$239.15

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	44	11	$168.00	$74.13
99213 Established patient office or other outpatient visit, typically 15 minutes	42	37	$146.00	$78.76
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	25	25	$225.00	$107.06
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	19	18	$300.00	$149.23
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	$427.00	$223.61
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	16	16	$213.00	$116.30
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	16	16	$341.00	$177.21

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	57	48	$146.00	$78.69
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	47	47	$341.00	$175.79
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	30	30	$225.00	$116.05
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	27	27	$216.26	$115.24
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	21	21	$427.00	$221.05
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	11	11	$297.00	$147.08
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	11	11	$1255.00	$301.64

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	51	46	$141.29	$76.12
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	45	45	$315.44	$175.18
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	40	39	$213.13	$112.33
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	33	30	$205.67	$110.83
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	23	23	$288.65	$145.98
49505 Repair of groin hernia (5 years or older)	22	22	$2126.18	$642.52
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	17	11	$159.53	$77.33
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	$402.71	$220.64
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	15	13	$95.33	$46.24
47562 Removal of gallbladder using an endoscope	12	12	$3684.50	$765.32
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	12	11	$407.50	$216.02

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	52	52	$291.00	$174.81
99213 Established patient office or other outpatient visit, typically 15 minutes	41	31	$134.00	$75.88
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	32	32	$195.31	$111.19
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	29	26	$189.00	$110.75
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	27	27	$273.00	$146.32
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	18	13	$150.00	$76.43
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	$368.00	$220.19
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	13	12	$92.00	$45.07
49324 Insertion of abdominal cavity catheter using an endoscope	11	11	$2081.00	$432.92
49505 Repair of groin hernia (5 years or older)	11	11	$2004.14	$633.10
47562 Removal of gallbladder using an endoscope	11	11	$3454.69	$637.97

Medical Specialties & State Licenses

CMS Verified: 2023-02-01

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License IL 036119424

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.

Surgery

NUCC Taxonomy Code: 208600000X

State License TX M5118

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

192628902 (MDACC) (TX)

Commercial Insurance / Payer ID Bcbs

8CV491 (MDACC) (TX)

Commercial Insurance / Payer ID Bcbs

8V4806 (FL)

Hospital & Practice Group Affiliations

Advocate Health And Hospitals Corporation

3000 N Halsted St, Chicago, IL 606576185

Phone: 7732967150

Advocate Health And Hospitals Corporation

1875 Dempster St, Park Ridge, IL 600681157

Phone: 8473189071

Advocate Health And Hospitals Corporation

836 W Wellington Ave, Chicago, IL 606575147

Advocate Health And Hospitals Corporation

214 Mchenry Rd, Buffalo Grove, IL 600896748

Phone: 8474591160

Advocate Health And Hospitals Corporation

1775 Dempster St, Park Ridge, IL 600681143

Advocate Health And Hospitals Corporation

836 W Wellington, Chicago, IL 606575147

Phone: 7732967147

Practice Associates & Co-Workers

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

13 Associated Practitioners

Lindsey Ploskonka , PA-C

Physician Assistant

NPI 1023771177

Physician Assistant (Certified)

Dr. Ying Lai , MD

Surgery

NPI 1104116847

Doctor of Medicine (M.D.)

Dr. Mark Keldahl , MD

Surgery - Vascular Surgery

NPI 1114181658

Doctor of Medicine (M.D.)

Dr. Celeste Cruz , MD

Surgery

NPI 1215270178

Doctor of Medicine (M.D.)

Dr. Nicholas Lysak , MD

Surgery - Vascular Surgery

NPI 1477972297

Doctor of Medicine (M.D.)

Dr. Rosalinda Alvarado , MD

Surgery - Surgical Oncology

NPI 1649564980

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

9 Historical Events

📍

Updated Business Mailing Address February 01, 2023

Registered at 29373 NETWORK PL, CHICAGO, IL 606735194 (Tel: 8473905900)

📍

Updated Practice Location December 31, 2021

Registered at 3000 N HALSTED ST STE 509, CHICAGO, IL 606575194 (Tel: 7732963390)

📍

Updated Business Mailing Address December 31, 2021

Registered at 3000 N HALSTED ST STE 509, CHICAGO, IL 606575194 (Tel: 7732963390)

✅

NPI Profile Active June 14, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location June 14, 2013

Registered at 3000 N HALSTED ST, SUITE 711, CHICAGO, IL 606575188 (Tel: 7739751600)

📍

Updated Business Mailing Address June 14, 2013

Registered at 3000 N HALSTED ST, SUITE 711, CHICAGO, IL 606575188

👤

Provider Name / Credentials Updated June 14, 2013

Recorded as NIKOLAOS DALLAS, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 14, 2013

Surgery (License #036119424 in IL)

🟢

Initial NPI Registration & Enumeration October 05, 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: 1952497729

Entity Type:

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

Enumeration Date: October 05, 2006

Last Update: February 01, 2023

Sole Proprietor: No

Update or Correct Profile

Mailing Address

29373 Network Pl

Chicago, IL 606735194

Phone: 8473905900

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.