Active NPI 1760725667 Individual Practitioner Male Practitioner

Dr. Jonathan C Shallcross , MD

Internal Medicine • Hershey, PA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Jonathan Shallcross, MD is a certified Internal Medicine practicing in Hershey, PA. With approximately 13 years of clinical experience since graduating from University Of Maryland School Of Medicine in 2013, Dr. Shallcross delivers high-quality medical care to the local community at 500 UNIVERSITY DR.

Dr. Shallcross maintains professional affiliations with Lancaster General Hospital, Penn State Health Medical Group Llc 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, initial hospital care with moderate level of medical decision making, if using time, at least, follow-up hospital inpatient care per day. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

500 University Dr

Hershey, PA 170332360

Telephone 7175316015

Fax 7175310140

Associated Practice Facility / Clinic

🏢 The Milton S Hershey Medical Center Facility NPI 1568435477

Medicare Profile & Education

Medical School

University Of Maryland School Of Medicine

Graduation Year

2013

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Hershey, PA

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

13 Yrs -3.4 yrs vs City Avg

City Avg: 16.4 Yrs

State Avg: 28.2 Yrs

Regional Practice Density

128 Specialists

Practicing in Hershey, PA (7609 Statewide)

Telehealth Adoption Rate

18.8% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

52.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Shallcross (13 Years) 13 Yrs

Hershey Specialty Average (16.4 Years) 16.4 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	914	296	$145.53	$74.58
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	196	193	$413.02	$162.63
99231 Follow-up hospital inpatient care per day, typically 15 minutes	77	53	$79.51	$46.30
99239 Hospital discharge day management, more than 30 minutes	33	33	$214.67	$108.10
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	17	15	$212.47	$112.29

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	950	269	$142.00	$76.18
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	169	166	$402.00	$167.28
99231 Follow-up hospital inpatient care per day, typically 15 minutes	49	29	$78.00	$47.88
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	45	36	$206.00	$114.71
99239 Hospital discharge day management, more than 30 minutes	36	35	$210.00	$110.12

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	832	279	$142.00	$68.97
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	120	117	$402.00	$192.24
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	113	87	$206.00	$99.35
99239 Hospital discharge day management, more than 30 minutes	40	39	$210.00	$101.33
99220 Hospital observation care, typically 70 minutes	22	22	$366.00	$173.92

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	914	290	$142.00	$71.13
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	140	102	$206.00	$102.24
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	121	120	$402.00	$198.10
99239 Hospital discharge day management, more than 30 minutes	42	42	$210.00	$105.05
99220 Hospital observation care, typically 70 minutes	28	28	$366.00	$180.03

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	422	172	$142.00	$71.78
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	118	116	$402.00	$201.97
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	116	74	$206.00	$104.92
99239 Hospital discharge day management, more than 30 minutes	62	61	$210.00	$104.13
99220 Hospital observation care, typically 70 minutes	39	39	$366.00	$186.36
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	14	14	$402.00	$170.71
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	12	12	$280.00	$112.49

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	482	217	$142.00	$71.54
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	323	190	$205.80	$102.77
99239 Hospital discharge day management, more than 30 minutes	147	143	$210.00	$106.45
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	146	146	$402.00	$201.77
99220 Hospital observation care, typically 70 minutes	42	42	$366.00	$185.16
99497 Advance care planning, first 30 minutes	12	11	$168.00	$78.87
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	12	12	$402.00	$168.18

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	376	179	$142.00	$70.47
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	299	204	$206.00	$99.50
99239 Hospital discharge day management, more than 30 minutes	160	159	$210.00	$102.72
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	153	152	$402.00	$199.09
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	28	28	$274.00	$134.90
99220 Hospital observation care, typically 70 minutes	24	24	$366.00	$183.67

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	602	269	$142.00	$68.94
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	283	167	$207.68	$96.20
99239 Hospital discharge day management, more than 30 minutes	218	217	$210.00	$104.03
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	110	110	$402.00	$195.55
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	48	48	$271.42	$131.42
99291 Critical care, first 30-74 minutes	28	16	$444.00	$204.87

Medical Specialties & State Licenses

CMS Verified: 2025-12-22

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License PA MD457585

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

Lancaster General Hospital

555 N Duke St, Lancaster, PA 176022250

Penn State Health Medical Group Llc

1120 Cocoa Ave, Hershey, PA 170331712

Phone: 7175334141

Lancaster General Hospital

555 N Duke St, Lancaster, PA 176022250

Phone: 2678577751

Secondary Practice Locations

555 N Duke St Fl 1

Lancaster, PA 176022250

Phone: 7175448144

Practice Associates & Co-Workers

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

23 Associated Practitioners

Monique Drayer , BSN, RN

Registered Nurse - Diabetes Educator

NPI 1205622792

Bachelor of Science in Nursing, Registered Nurse

Suzanne Firestone , CRNP

Nurse Practitioner - Adult Health

NPI 1225789415

Certified Registered Nurse Practitioner

Dr. Michael Green , MD

Internal Medicine

NPI 1245289792

Doctor of Medicine (M.D.)

Dr. Ashley Youngs , DO

Internal Medicine

NPI 1265993372

Doctor of Osteopathic Medicine (D.O.)

Dr. Hannah Wenger , MD

Internal Medicine

NPI 1306227871

Doctor of Medicine (M.D.)

Dr. Rabin Rai , MD

Hospitalist

NPI 1326335761

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

11 Historical Events

📍

Updated Practice Location December 22, 2025

Registered at 500 UNIVERSITY DR, HERSHEY, PA 170332360 (Tel: 7175316015)

📍

Updated Business Mailing Address December 22, 2025

Registered at 500 UNIVERSITY DR MC CA410, HERSHEY, PA 170332360 (Tel: 7175315208)

📍

Updated Practice Location April 21, 2020

Registered at 555 N DUKE ST FL 1, LANCASTER, PA 176022250 (Tel: 7175448144)

📍

Updated Business Mailing Address April 21, 2020

Registered at 555 N DUKE ST FL 1, LANCASTER, PA 176022250 (Tel: 7175448144)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 21, 2020

Internal Medicine (License #MD457585 in PA)

✅

NPI Profile Active March 29, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location March 29, 2013

Registered at 500 UNIVERSITY DR, MCH039, HERSHEY, PA 170332360 (Tel: 7175318903)

📍

Updated Business Mailing Address March 29, 2013

Registered at 500 UNIVERSITY DR, MCH039, HERSHEY, PA 170332360 (Tel: 7175318903)

👤

Provider Name / Credentials Updated March 29, 2013

Recorded as JONATHAN SHALLCROSS, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 29, 2013

Student in an Organized Health Care Education/Training Program

🟢

Initial NPI Registration & Enumeration March 29, 2013

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: 1760725667

Entity Type:

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

Enumeration Date: March 29, 2013

Last Update: December 22, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

500 University Dr Mc Ca410

Hershey, PA 170332360

Phone: 7175315208

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.