Active NPI 1710910880 Individual Practitioner Male Practitioner

Dr. Darin O'connor Harnisch , MD

Specialist • Niles, IL

Professional Overview & Biography Verified Profile Summary

Dr. Darin Harnisch, MD is a certified Specialist practicing in Niles, IL. With approximately 28 years of clinical experience since graduating from Loyola University Of Chicago, Stritch School Of Medicine in 1998, Dr. Harnisch delivers high-quality medical care to the local community at 7900 N MILWAUKEE AVE.

Dr. Harnisch is affiliated with Northwest Infectious Disease Consultants, S.C. and does not directly accept Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, initial hospital care with straightforward or low-level medical decision making, if using time, at least, 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

7900 N Milwaukee Ave
Ste 231

Niles, IL 607143159

Telephone 8476639400

Fax 8476639827

Associated Practice Facility / Clinic

🏢 Northwest Suburban Family Physician Llc Facility NPI 1073573473

Medicare Profile & Education

Medical School

Loyola University Of Chicago, Stritch School Of Medicine

Graduation Year

1998

Medicare Assignment

Not Specified

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Specialist in Niles, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

28 Yrs Matches City Avg

City Avg: 28.0 Yrs

State Avg: 38.5 Yrs

Regional Practice Density

4 Specialists

Practicing in Niles, IL (1322 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

35.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Harnisch (28 Years) 28 Yrs

Niles Specialty Average (28.0 Years) 28.0 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
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	1,221	534	$115.00	$76.82
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	647	321	$185.00	$115.99
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	174	171	$260.03	$129.06
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	155	147	$295.00	$169.51
99213 Established patient office or other outpatient visit, typically 15 minutes	46	28	$72.00	$70.74
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	41	31	$101.00	$98.86

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	1,369	565	$115.00	$78.56
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	506	279	$185.00	$118.61
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	214	202	$260.02	$130.51
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	161	153	$295.31	$172.84
99213 Established patient office or other outpatient visit, typically 15 minutes	37	23	$72.00	$70.67
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	33	26	$101.00	$99.28

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	1,212	573	$115.00	$74.57
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	544	290	$185.00	$107.01
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	159	158	$260.06	$142.24
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	137	134	$295.00	$208.14
J1335 Injection, ertapenem sodium, 500 mg	74	13	$270.00	$18.93
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less	65	24	$225.00	$72.38
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	36	21	$101.00	$100.17
99213 Established patient office or other outpatient visit, typically 15 minutes	28	23	$72.00	$71.35

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	1,068	516	$115.00	$76.14
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	453	264	$185.00	$109.57
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	149	144	$260.03	$145.13
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	140	134	$295.00	$211.56
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less	125	15	$225.00	$77.78
99213 Established patient office or other outpatient visit, typically 15 minutes	49	25	$72.00	$70.68
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	45	32	$101.00	$101.00

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	1,072	617	$115.00	$77.13
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	616	359	$185.00	$111.01
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	200	194	$295.00	$217.35
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	134	132	$260.07	$149.23
99213 Established patient office or other outpatient visit, typically 15 minutes	54	23	$72.00	$67.45
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	36	28	$101.00	$98.95

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	1,047	582	$115.00	$77.29
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	616	382	$185.00	$110.51
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	247	227	$295.97	$214.64
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	173	167	$260.06	$146.24
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	54	36	$101.00	$100.32
99213 Established patient office or other outpatient visit, typically 15 minutes	53	27	$72.00	$71.50

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	1,147	646	$115.00	$76.69
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	651	369	$185.00	$109.65
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	215	209	$260.05	$145.41
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	183	177	$295.87	$214.01
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	57	41	$101.00	$94.64
99213 Established patient office or other outpatient visit, typically 15 minutes	50	27	$72.00	$69.50

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	1,357	727	$115.00	$74.50
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	683	410	$185.00	$107.60
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	237	229	$295.68	$211.95
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	199	192	$260.05	$143.52
99213 Established patient office or other outpatient visit, typically 15 minutes	51	35	$72.00	$68.52
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	35	31	$101.00	$98.05
99231 Follow-up hospital inpatient care per day, typically 15 minutes	21	21	$85.00	$41.28

Medical Specialties & State Licenses

CMS Verified: 2021-12-20

Specialist Primary Specialty

NUCC Taxonomy Code: 174400000X

State License IL 036-106895

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Hospital & Practice Group Affiliations

Northwest Infectious Disease Consultants, S.c.

7900 N Milwaukee Ave, Niles, IL 607143247

Phone: 8476639400