Active NPI 1760452494 Individual Practitioner Male Practitioner

Dr. Robert E Guilday , MD

Surgery • Chester, PA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Robert Guilday, MD is a certified Surgery practicing in Chester, PA. With approximately 36 years of clinical experience since graduating from Jefferson Medical College Of Thomas Jefferson University in 1990, Dr. Guilday delivers high-quality medical care to the local community at ONE MEDICAL CENTER BLVD.

Dr. Guilday is affiliated with Christiana Care Pennsylvania 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, established patient outpatient office visit, 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

One Medical Center Blvd
Suite 241

Chester, PA 19013

Telephone 6106197400

Fax 6108724015

Associated Practice Facility / Clinic

🏢 Surgical Care Associates Facility NPI 1962415885

Medicare Profile & Education

Medical School

Jefferson Medical College Of Thomas Jefferson University

Graduation Year

1990

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Chester, PA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

36 Yrs +12.5 yrs vs City Avg

City Avg: 23.5 Yrs

State Avg: 26.1 Yrs

Regional Practice Density

9 Specialists

Practicing in Chester, PA (1976 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

45.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Guilday (36 Years) 36 Yrs

Chester Specialty Average (23.5 Years) 23.5 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	45	23	$155.00	$78.37
99213 Established patient office or other outpatient visit, typically 15 minutes	23	23	$155.00	$93.23
99231 Follow-up hospital inpatient care per day, typically 15 minutes	23	13	$85.00	$50.12
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	23	21	$235.00	$131.17
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	14	13	$305.00	$184.53
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	13	13	$295.00	$132.09

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	27	13	$155.00	$81.43
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	20	19	$312.00	$185.70
99213 Established patient office or other outpatient visit, typically 15 minutes	15	14	$155.00	$94.14
19301 Partial removal of breast	12	11	$920.00	$699.50

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	44	19	$155.00	$73.95
99231 Follow-up hospital inpatient care per day, typically 15 minutes	31	12	$85.00	$40.31
99213 Established patient office or other outpatient visit, typically 15 minutes	16	15	$155.00	$94.50
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	15	14	$238.00	$135.36

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	33	18	$85.00	$40.15
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	31	17	$155.00	$75.29
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	25	24	$300.80	$193.28
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	23	23	$221.96	$132.55
99213 Established patient office or other outpatient visit, typically 15 minutes	15	14	$151.00	$97.78

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	61	27	$155.00	$78.09
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	50	18	$215.00	$110.68
99231 Follow-up hospital inpatient care per day, typically 15 minutes	41	16	$85.00	$42.54
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	32	30	$219.38	$117.70
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	26	23	$301.35	$157.90
99238 Hospital discharge day management, 30 minutes or less	13	13	$155.00	$78.73

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	87	30	$285.34	$110.50
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	39	22	$193.08	$77.35
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	33	28	$156.97	$116.03
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	24	24	$250.00	$175.94
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	16	16	$202.19	$116.30

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	61	27	$300.00	$110.06
99291 Critical care, first 30-74 minutes	53	12	$565.00	$235.50
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	51	24	$200.00	$76.89
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	41	33	$150.00	$114.31
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	36	36	$250.00	$175.00
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	13	12	$341.54	$203.67

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	40	24	$150.00	$113.66
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	39	39	$252.59	$174.28
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	35	19	$200.00	$75.75
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	28	20	$300.00	$109.68
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	21	15	$75.00	$26.84
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	11	$200.00	$81.27

Medical Specialties & State Licenses

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License PA MD048842L

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

00016518490003 (PA)

Hospital & Practice Group Affiliations

Christiana Care Pennsylvania Inc

300 Evergreen Dr, Glen Mills, PA 193421059

Phone: 3026237600

Practice Associates & Co-Workers

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

3 Associated Practitioners

Dr. Mary Patton , MD

Surgery

NPI 1144290875

Doctor of Medicine (M.D.)

Dr. Kerry Ross , MD

Surgery

NPI 1275662041

Doctor of Medicine (M.D.)

Dr. Linwood Haith , MD

Surgery

NPI 1720058308

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at ONE MEDICAL CENTER BLVD, SUITE 241, CHESTER, PA 19013 (Tel: 6106197400)

📍

Updated Business Mailing Address July 08, 2007

Registered at ONE MEDICAL CENTER BLVD, SUITE 241, CHESTER, PA 19013 (Tel: 6106197400)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as ROBERT GUILDAY, MD

🎓

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

Surgery (License #MD048842L in PA)

🟢

Initial NPI Registration & Enumeration January 25, 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: 1760452494

Entity Type:

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

Enumeration Date: January 25, 2006

Last Update: July 13, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

One Medical Center Blvd, Suite 241

Chester, PA 19013

Phone: 6106197400

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.