Active NPI 1831159698 Individual Practitioner Male Practitioner

Dr. Alan Esker , MD

Internal Medicine • Freeport, IL

Professional Overview & Biography Verified Profile Summary

Dr. Alan Esker, MD is a registered healthcare professional specializing in Internal Medicine in Freeport, IL. Practice services are available at 1010 FAIRWAY DR under active NPI credentials.

Frequently performed procedures and clinical services include 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, subsequent nursing facility care with moderate level of medical decision making, per day, 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

1010 Fairway Dr

Freeport, IL 610326600

Telephone 8155997740

Associated Practice Facility / Clinic

🏢 Jane Addams Community Mental Health Center Facility NPI 1336623453

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Freeport, IL

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 35.0 Yrs

State Avg: 28.9 Yrs

Regional Practice Density

9 Specialists

Practicing in Freeport, IL (7544 Statewide)

Telehealth Adoption Rate

11.1% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

82.5% 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 (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	23	23	$693.00	$126.17
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	11	11	$982.00	$166.48

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	114	109	$669.00	$127.51
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	54	54	$948.00	$169.56
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	24	17	$402.00	$104.18

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99219 Hospital observation care, typically 50 minutes	48	48	$525.00	$131.66
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	43	27	$306.00	$67.39
99220 Hospital observation care, typically 70 minutes	42	40	$707.00	$177.56
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	31	23	$402.00	$87.76
99218 Hospital observation care typically 30 minutes	28	28	$314.00	$97.37
99225 Subsequent observation care, typically 25 minutes per day	21	21	$241.00	$70.34
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	13	13	$915.00	$196.46

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	94	47	$297.00	$67.51
99219 Hospital observation care, typically 50 minutes	92	90	$507.00	$134.49
99220 Hospital observation care, typically 70 minutes	72	70	$683.00	$181.95
99218 Hospital observation care typically 30 minutes	29	29	$303.00	$98.70
99225 Subsequent observation care, typically 25 minutes per day	24	24	$232.00	$71.76
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	21	21	$884.00	$200.35

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99220 Hospital observation care, typically 70 minutes	135	131	$653.48	$186.26
99219 Hospital observation care, typically 50 minutes	133	130	$488.00	$136.40
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	97	44	$297.00	$69.23
99218 Hospital observation care typically 30 minutes	27	27	$292.00	$101.11
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	27	27	$840.93	$202.95
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	17	17	$601.00	$138.97
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	12	11	$390.00	$91.02

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99219 Hospital observation care, typically 50 minutes	160	155	$488.00	$135.14
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	90	48	$297.00	$67.83
99220 Hospital observation care, typically 70 minutes	83	78	$648.00	$184.45
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	60	58	$601.00	$136.34
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	44	44	$839.00	$201.05
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	22	17	$390.00	$90.27
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	17	17	$300.00	$72.30
99218 Hospital observation care typically 30 minutes	16	16	$292.00	$99.39

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99219 Hospital observation care, typically 50 minutes	128	124	$488.00	$134.74
99220 Hospital observation care, typically 70 minutes	60	56	$648.00	$181.22
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	52	34	$297.00	$68.00
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	49	48	$601.00	$132.85
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	38	36	$839.00	$190.33
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	29	20	$390.00	$90.08

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99219 Hospital observation care, typically 50 minutes	154	147	$464.00	$129.87
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	60	58	$572.00	$129.46
99220 Hospital observation care, typically 70 minutes	40	40	$648.00	$177.49
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	31	18	$297.00	$65.48
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	27	27	$839.00	$193.92
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	22	12	$390.00	$86.53

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License IL 036-72602

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

036072602 (IL)

Practice Associates & Co-Workers

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

7 Associated Practitioners

Dr. Renu Dosi , MD

Internal Medicine

NPI 1073522140

Doctor of Medicine (M.D.)

Lynda Shiro , FNP-BC

Nurse Practitioner - Family

NPI 1114449519

Family Nurse Practitioner (Board Certified)

Dr. Rovinder Saini , MD

Internal Medicine - Rheumatology

NPI 1568436574

Doctor of Medicine (M.D.)

Susan Rahn , RN MS FNP

Nurse Practitioner

NPI 1629070933

RNMSFNP

Kara Hofmaster , MSN

Nurse Practitioner

NPI 1821177411

Master of Science in Nursing

Nancy Hunziker

Nurse Practitioner

NPI 1831527720

Career & Practice History Timeline

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

11 Historical Events

✅

NPI Profile Active October 20, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location October 20, 2017

Registered at 1010 FAIRWAY DR, FREEPORT, IL 610326600 (Tel: 8155997740)

📍

Updated Business Mailing Address October 20, 2017

Registered at 421 W EXCHANGE ST, PO BOX 268, FREEPORT, IL 610324030 (Tel: 8155996000)

👤

Provider Name / Credentials Updated October 20, 2017

Recorded as ALAN ESKER, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 20, 2017

Internal Medicine (License #036-72602 in IL)

✅

NPI Profile Active March 23, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location March 23, 2011

Registered at 1010 FAIRWAY DR, FREEPORT, IL 610326600 (Tel: 8155997740)

📍

Updated Business Mailing Address March 23, 2011

Registered at 421 W EXCHANGE ST, PO BOX 268, FREEPORT, IL 610324030 (Tel: 8155996000)

👤

Provider Name / Credentials Updated March 23, 2011

Recorded as ALAN ESKER, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 23, 2011

Internal Medicine (License #036-72602 in IL)

🟢

Initial NPI Registration & Enumeration March 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: 1831159698

Entity Type:

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

Enumeration Date: March 24, 2006

Last Update: October 20, 2017

Sole Proprietor: No

Update or Correct Profile

Mailing Address

421 W Exchange St, Po Box 268

Freeport, IL 610324030

Phone: 8155996000

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.