Active NPI 1518158682 Individual Practitioner Male Practitioner

Dr. Kevin Elbert Mansilla Perez , MD

Internal Medicine • Bethlehem, PA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Kevin Elbert Perez, MD is a certified Internal Medicine practicing in Bethlehem, PA. With approximately 21 years of clinical experience since completing medical education in 2005, Dr. Perez delivers high-quality medical care to the local community at 801 OSTRUM ST.

Dr. Perez is affiliated with St Lukes Physician Group Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, hospital discharge day management, more than, 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

801 Ostrum St

Bethlehem, PA 180151000

Telephone 6109544644

Associated Practice Facility / Clinic

🏢 Homestar Medical Equipment & Infusion Services Facility NPI 1134197874

Medicare Profile & Education

Medical School

Other

Graduation Year

2005

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Bethlehem, PA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

21 Yrs +2.1 yrs vs City Avg

City Avg: 18.9 Yrs

State Avg: 28.2 Yrs

Regional Practice Density

161 Specialists

Practicing in Bethlehem, PA (7609 Statewide)

Telehealth Adoption Rate

18.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

56.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Perez (21 Years) 21 Yrs

Bethlehem Specialty Average (18.9 Years) 18.9 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	358	146	$143.84	$77.94
99239 Hospital discharge day management, more than 30 minutes	123	115	$212.73	$112.82
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	114	112	$407.63	$171.45
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	17	17	$293.76	$129.01
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	14	14	$207.43	$117.03
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	11	11	$239.73	$52.68

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	414	155	$139.84	$77.35
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	144	140	$394.42	$169.64
99239 Hospital discharge day management, more than 30 minutes	112	108	$206.73	$111.73
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	24	22	$201.25	$116.39
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	20	19	$286.20	$127.24
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	11	11	$228.91	$50.42

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	610	225	$135.99	$70.01
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	131	128	$382.70	$194.67
99239 Hospital discharge day management, more than 30 minutes	130	126	$201.18	$103.05
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	39	34	$195.69	$100.57
99220 Hospital observation care, typically 70 minutes	38	37	$350.05	$175.65
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	11	11	$274.45	$125.69

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	554	199	$132.47	$71.14
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	152	146	$374.91	$198.04
99239 Hospital discharge day management, more than 30 minutes	112	109	$196.25	$105.03
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	41	36	$189.95	$102.19
99220 Hospital observation care, typically 70 minutes	35	34	$341.60	$179.96

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	615	230	$128.76	$72.70
99239 Hospital discharge day management, more than 30 minutes	144	138	$190.46	$106.82
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	84	84	$367.46	$203.89
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	52	42	$185.12	$104.76
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	18	18	$264.00	$138.69

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	809	297	$124.83	$72.61
99239 Hospital discharge day management, more than 30 minutes	208	200	$185.20	$105.89
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	73	72	$352.11	$201.92
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	28	27	$253.57	$136.81
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	25	22	$180.12	$103.81
99231 Follow-up hospital inpatient care per day, typically 15 minutes	23	13	$81.17	$39.36
99217 Hospital observation care on day of discharge	22	21	$136.73	$72.66
99220 Hospital observation care, typically 70 minutes	21	21	$323.33	$185.29
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	16	16	$205.19	$52.26
99238 Hospital discharge day management, 30 minutes or less	13	13	$124.54	$72.67
99225 Subsequent observation care, typically 25 minutes per day	11	11	$104.82	$72.95

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	874	312	$118.93	$71.52
99239 Hospital discharge day management, more than 30 minutes	216	206	$175.39	$105.87
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	103	95	$337.95	$200.27
99231 Follow-up hospital inpatient care per day, typically 15 minutes	31	13	$78.71	$38.73
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	26	25	$240.54	$135.23
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	25	$196.24	$52.13
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	24	21	$168.50	$99.13
99217 Hospital observation care on day of discharge	17	17	$129.24	$71.89

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	1,186	388	$115.00	$70.76
99239 Hospital discharge day management, more than 30 minutes	279	258	$170.00	$104.37
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	93	91	$325.00	$198.79
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	36	34	$235.00	$134.34
99217 Hospital observation care on day of discharge	24	24	$125.00	$71.14
99238 Hospital discharge day management, 30 minutes or less	24	23	$115.00	$70.79
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	19	19	$165.00	$102.33
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	13	13	$190.00	$51.81
99220 Hospital observation care, typically 70 minutes	13	13	$295.00	$182.14

Medical Specialties & State Licenses

CMS Verified: 2025-08-28

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License PA MD440585

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

St Lukes Physician Group Inc

1021 Park Ave, Quakertown, PA 189510130

Phone: 2155384500

Practice Associates & Co-Workers

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

8 Associated Practitioners

Dr. James Phillips , DO

Internal Medicine

NPI 1174633176

Doctor of Osteopathic Medicine (D.O.)

Dr. Ruchika Kazi , MD

Internal Medicine

NPI 1306075122

Doctor of Medicine (M.D.)

Dr. Surya Bhatt , MD

Internal Medicine - Pulmonary Disease

NPI 1396936746

Doctor of Medicine (M.D.)

Dr. Mathai Chalunkal , MD, MRCP(UK)

Internal Medicine

NPI 1417148677

Doctor of Medicine (M.D.), MRCP(UK)

Dr. Cara Ruggeri , DO

Internal Medicine

NPI 1467644872

Doctor of Osteopathic Medicine (D.O.)

Dr. John Mccartney , DO

Internal Medicine

NPI 1487846374

Doctor of Osteopathic Medicine (D.O.)

Career & Practice History Timeline

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

7 Historical Events

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 28, 2025

Internal Medicine (License #MD440585 in PA)

✅

NPI Profile Active August 05, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location August 05, 2007

Registered at 801 OSTRUM ST, BETHLEHEM, PA 180151000 (Tel: 6109544644)

📍

Updated Business Mailing Address August 05, 2007

Registered at 91 VALLEY PARK S, BETHLEHEM, PA 180181335 (Tel: 6102954002)

👤

Provider Name / Credentials Updated August 05, 2007

Recorded as KEVIN ELBERT PEREZ, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 05, 2007

Internal Medicine (License #MT189888 in PA)

🟢

Initial NPI Registration & Enumeration August 05, 2007

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: 1518158682

Entity Type:

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

Enumeration Date: August 05, 2007

Last Update: August 28, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

91 Valley Park S

Bethlehem, PA 180181335

Phone: 6102954002

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.