Active NPI 1073537643 Individual Practitioner Male Practitioner

Dr. Ronald E Sam , DO

Internal Medicine • Oak Lawn, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Ronald Sam, DO is a certified Internal Medicine practicing in Oak Lawn, IL. With approximately 33 years of clinical experience since completing medical education in 1993, Dr. Sam delivers high-quality medical care to the local community at 9900 SOUTHWEST HWY.

Dr. Sam accepts Medicare assignment.

Frequently performed procedures and clinical services include residence visit for established patient with moderate level of medical decision making, per day, if using time, at least, residence visit for established patient with high level of medical decision making, per day, if using time, at least, physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

9900 Southwest Hwy

Oak Lawn, IL 604533724

Telephone 7084227758

Fax 7084228154

Associated Practice Facility / Clinic

🏢 Donte Medical Corporation Facility NPI 1063514065

Medicare Profile & Education

Medical School

Other

Graduation Year

1993

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Oak Lawn, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

33 Yrs +14.7 yrs vs City Avg

City Avg: 18.3 Yrs

State Avg: 28.9 Yrs

Regional Practice Density

174 Specialists

Practicing in Oak Lawn, IL (7544 Statewide)

Telehealth Adoption Rate

9.8% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

53.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Sam (33 Years) 33 Yrs

Oak Lawn Specialty Average (18.3 Years) 18.3 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
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	482	141	$250.00	$130.05
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	379	119	$310.00	$190.52
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	64	50	$225.00	$55.18
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	38	38	$200.00	$131.83
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	30	16	$200.00	$42.80

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	522	165	$250.00	$132.49
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	229	95	$310.00	$193.37
99284 Emergency department visit with moderate level of medical decision making	119	118	$1307.00	$128.53
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	54	42	$225.00	$54.09
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes	51	44	$250.00	$78.77
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	48	48	$200.00	$175.78
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	48	24	$200.00	$43.24
99283 Emergency department visit with low level of medical decision making	38	38	$874.00	$77.56
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	32	32	$200.00	$133.84
99285 Emergency department visit for life threatening or functioning severity	17	17	$1942.00	$189.04
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	13	13	$150.00	$133.38
99344 New patient home visit, typically 1 hour	11	11	$250.00	$137.22

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes	1,195	196	$48.82	$45.34
99454 Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days	925	170	$53.09	$47.58
99487 Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month	608	76	$141.93	$139.93
99489 Complex chronic care management services for two or more chronic conditions, each additional 60 minutes of clinical staff time directed by health care professional, per calendar month	589	76	$74.95	$73.85
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	270	97	$310.00	$186.18
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	191	75	$250.00	$133.79
99453 Remote monitoring of physiologic parameters, initial set-up and patient education on use of equipment	123	123	$19.65	$15.94
99458 Remote physiologic monitoring treatment management services, health care professional time in a calendar month requiring interactive communication with the patient/caregiver; each additional 20 minute	111	81	$44.09	$37.20
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	46	18	$200.00	$43.49
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes	20	18	$250.00	$86.63
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	18	17	$225.00	$55.96
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	16	16	$200.00	$136.54

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes	2,167	357	$52.11	$45.38
99458 Remote physiologic monitoring treatment management services, health care professional time in a calendar month requiring interactive communication with the patient/caregiver; each additional 20 minute	1,861	342	$46.11	$37.32
99454 Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days	1,698	359	$64.04	$54.44
99487 Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month	868	135	$98.09	$96.00
99489 Complex chronic care management services for two or more chronic conditions, each additional 60 minutes of clinical staff time directed by health care professional, per calendar month	657	119	$48.57	$46.48
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	299	99	$250.00	$138.06
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	229	97	$310.00	$191.40
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes	54	39	$250.00	$88.98
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	48	28	$200.00	$44.59
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	26	19	$225.00	$57.22
99453 Remote monitoring of physiologic parameters, initial set-up and patient education on use of equipment	24	24	$19.00	$16.12
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	14	13	$150.00	$138.94
99284 Emergency department visit with moderate level of medical decision making	11	11	$1153.00	$109.30

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99454 Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days	1,859	452	$64.24	$55.21
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes	1,557	429	$52.52	$48.32
99487 Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month	1,362	241	$97.70	$96.27
99458 Remote physiologic monitoring treatment management services, health care professional time in a calendar month requiring interactive communication with the patient/caregiver; each additional 20 minute	596	291	$46.66	$40.13
99453 Remote monitoring of physiologic parameters, initial set-up and patient education on use of equipment	430	400	$19.09	$16.24
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	278	106	$310.00	$185.56
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	230	109	$250.00	$132.35
99489 Complex chronic care management services for two or more chronic conditions, each additional 60 minutes of clinical staff time directed by health care professional, per calendar month	133	90	$47.41	$46.43
99285 Emergency department visit for life threatening or functioning severity	95	91	$1898.59	$177.11
99284 Emergency department visit with moderate level of medical decision making	73	70	$1362.64	$121.33
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	71	31	$200.00	$42.18
99283 Emergency department visit with low level of medical decision making	61	57	$701.54	$65.84
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	44	43	$95.07	$8.52
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	37	35	$250.00	$156.07
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes	33	26	$250.00	$86.37
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	26	25	$150.00	$116.14
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	25	21	$225.00	$54.84
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	23	19	$80.00	$48.83
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen	17	17	$80.00	$51.31
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	16	16	$47.32	$44.63
99343 New patient home visit, typically 45 minutes	12	12	$225.00	$132.65

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99487 Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month	1,626	427	$108.03	$96.87
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	314	130	$310.00	$183.56
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	213	163	$55.00	$44.20
99284 Emergency department visit with moderate level of medical decision making	202	194	$1174.42	$113.78
99283 Emergency department visit with low level of medical decision making	100	98	$644.84	$60.41
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	97	47	$200.00	$41.90
99285 Emergency department visit for life threatening or functioning severity	90	88	$1810.36	$165.85
99489 Complex chronic care management services for two or more chronic conditions, each additional 60 minutes of clinical staff time directed by health care professional, per calendar month	89	56	$53.81	$48.44
99454 Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days	74	47	$70.00	$66.47
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes	73	47	$56.00	$53.85
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	70	52	$250.00	$132.81
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	65	54	$203.08	$54.38
99453 Remote monitoring of physiologic parameters, initial set-up and patient education on use of equipment	55	41	$24.00	$20.39
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	33	33	$200.00	$117.58
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	30	23	$139.50	$114.04
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	29	14	$173.31	$73.83
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	19	18	$107.32	$8.43
99238 Hospital discharge day management, 30 minutes or less	16	14	$177.44	$73.63
G0008 Administration of influenza virus vaccine	16	16	$40.00	$17.33
90756 Vaccine for influenza for injection into muscle	16	16	$50.00	$26.13

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	508	259	$54.86	$44.26
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	312	134	$250.00	$132.84
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	224	108	$310.00	$184.53
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	203	76	$120.00	$74.61
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	174	86	$200.00	$42.56
99487 Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month	118	94	$108.03	$97.32
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	117	50	$175.00	$106.94
99238 Hospital discharge day management, 30 minutes or less	113	105	$105.00	$74.88
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	95	63	$250.00	$111.20
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	92	92	$273.91	$207.51
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	69	67	$209.06	$55.07
99291 Critical care, first 30-74 minutes	61	11	$375.00	$229.41
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	48	48	$200.00	$118.85
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	45	34	$116.56	$110.73
99213 Established patient office or other outpatient visit, typically 15 minutes	37	32	$90.00	$75.27
99284 Emergency department visit with moderate level of medical decision making	31	30	$827.87	$111.02
Q2035 Influenza virus vaccine, split virus, when administered to individuals 3 years of age and older, for intramuscular use (afluria)	18	18	$40.00	$17.88
G0008 Administration of influenza virus vaccine	18	18	$40.00	$21.31
99344 New patient home visit, typically 1 hour	15	15	$250.00	$188.55
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes	12	11	$150.00	$87.08

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	362	137	$250.00	$131.58
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	290	130	$140.11	$73.27
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	251	102	$200.00	$41.89
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	234	89	$189.34	$106.40
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	208	109	$310.00	$182.35
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	175	83	$250.00	$110.15
99238 Hospital discharge day management, 30 minutes or less	175	155	$111.96	$73.56
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	144	143	$323.17	$206.78
99291 Critical care, first 30-74 minutes	121	21	$375.00	$230.65
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	90	62	$128.01	$108.10
99213 Established patient office or other outpatient visit, typically 15 minutes	76	67	$102.53	$72.22
99344 New patient home visit, typically 1 hour	29	29	$250.00	$186.99
G0008 Administration of influenza virus vaccine	21	21	$25.00	$24.50
Q2037 Influenza virus vaccine, split virus, when administered to individuals 3 years of age and older, for intramuscular use (fluvirin)	21	21	$25.00	$17.34
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	17	17	$200.00	$116.73
99202 New patient office or other outpatient visit, typically 20 minutes	12	12	$120.92	$71.50

Medical Specialties & State Licenses

CMS Verified: 2025-12-12

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License IL 336055662

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.

Practice Associates & Co-Workers

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

2 Associated Practitioners

Veronica Ford , OT

Occupational Therapist

NPI 1528172830

Occupational Therapist

Ernest Ellison , PA

Physician Assistant - Medical

NPI 1730374976

Physician Assistant

Career & Practice History Timeline

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

8 Historical Events

📍

Updated Practice Location December 12, 2025

Registered at 9900 SOUTHWEST HWY, OAK LAWN, IL 604533724 (Tel: 7084227758)

📍

Updated Business Mailing Address December 12, 2025

Registered at 9900 SOUTHWEST HWY, OAK LAWN, IL 604533724 (Tel: 7084227758)

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 4400 W 95TH ST, SUITE #106, OAK LAWN, IL 604532654 (Tel: 7084227758)

📍

Updated Business Mailing Address July 08, 2007

Registered at 4400 W 95TH ST, SUITE #106, OAK LAWN, IL 604532654 (Tel: 7084227758)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as RONALD SAM, D.O.

🎓

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

Internal Medicine (License #336055662 in IL)

🟢

Initial NPI Registration & Enumeration July 27, 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: 1073537643

Entity Type:

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

Enumeration Date: July 27, 2006

Last Update: December 12, 2025

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

9900 Southwest Hwy

Oak Lawn, IL 604533724

Phone: 7084227758

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.