Active NPI 1457573578 Individual Practitioner Male Practitioner

Dr. John Thomas Carroll , DO

General Practice • Cockeysville, MD

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. John Carroll, DO is a certified General Practice practicing in Cockeysville, MD. With approximately 33 years of clinical experience since completing medical education in 1993, Dr. Carroll delivers high-quality medical care to the local community at 9832 YORK RD.

Dr. Carroll is affiliated with Silverstein Medical Llc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, detection test by immunoassay with direct visual observation for influenza virus, detection test by immunoassay technique for severe acute respiratory syndrome coronavirus. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

9832 York Rd
Suite F

Cockeysville, MD 210304936

Telephone 4106281861

Fax 4106281862

Associated Practice Facility / Clinic

🏢 Mnr Industries, Llc Facility NPI 1164646774

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 General Practice in Cockeysville, MD

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

33 Yrs Matches City Avg

City Avg: 33.0 Yrs

State Avg: 28.6 Yrs

Regional Practice Density

1 Specialists

Practicing in Cockeysville, MD (421 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

33.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Carroll (33 Years) 33 Yrs

Cockeysville Specialty Average (33.0 Years) 33.0 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	14	14	$201.28	$133.42

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
87804 Detection test by immunoassay with direct visual observation for influenza virus	92	42	$50.00	$16.55
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus	48	44	$75.00	$45.23
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	40	36	$175.00	$140.30
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	24	24	$190.00	$122.01

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	74	70	$175.00	$116.79
87804 Detection test by immunoassay with direct visual observation for influenza virus	60	30	$50.00	$16.42
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	46	46	$190.00	$116.74
99213 Established patient office or other outpatient visit, typically 15 minutes	43	42	$126.74	$79.82
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus	38	37	$75.00	$45.23
36415 Insertion of needle into vein for collection of blood sample	30	30	$6.00	$3.00
86328 Test for detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antibody, qualitative or semiquantitative	29	29	$75.00	$45.23
94010 Test to measure expiratory airflow and volume	28	28	$73.00	$37.45
71046 X-ray of chest, 2 views	25	25	$75.00	$35.78
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep)	20	20	$32.00	$16.32
82570 Creatinine level to test for kidney function or muscle injury	18	18	$25.00	$5.12
81003 Automated urinalysis test	18	18	$35.00	$2.22

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	294	242	$125.00	$80.26
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	105	105	$190.00	$117.41
94010 Test to measure expiratory airflow and volume	89	83	$73.00	$39.07
82570 Creatinine level to test for kidney function or muscle injury	78	71	$25.00	$5.63
81003 Automated urinalysis test	78	71	$35.00	$2.44
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep)	57	57	$32.00	$16.20
71046 X-ray of chest, 2 views	51	49	$75.00	$34.62
87804 Detection test by immunoassay with direct visual observation for influenza virus	26	13	$50.00	$16.22
73630 X-ray of foot, minimum of 3 views	12	12	$64.00	$32.08

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	240	209	$125.00	$78.14
94010 Test to measure expiratory airflow and volume	80	78	$73.00	$38.48
81003 Automated urinalysis test	71	68	$35.00	$2.71
82570 Creatinine level to test for kidney function or muscle injury	71	68	$25.00	$6.26
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	69	69	$190.14	$116.19
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep)	52	49	$32.00	$16.20
71046 X-ray of chest, 2 views	44	43	$75.00	$31.57

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	218	186	$125.34	$75.19
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	47	47	$190.00	$111.72
81003 Automated urinalysis test	44	40	$35.00	$3.02
82570 Creatinine level to test for kidney function or muscle injury	44	40	$25.00	$5.54
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep)	28	26	$32.00	$16.11
94010 Test to measure expiratory airflow and volume	28	28	$73.00	$37.49
71020 X-ray of chest, 2 views, front and side	22	22	$75.00	$27.94

Medical Specialties & State Licenses

General Practice Primary Specialty

NUCC Taxonomy Code: 208D00000X

State License MD H47469

A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.

Hospital & Practice Group Affiliations

Silverstein Medical Llc

805 S Union Ave, Havre De Grace, MD 210783610

Silverstein Medical Llc

805 S Union Ave, Havre De Grace, MD 210783676

Phone: 4109395843

Silverstein Medical Llc

805 S Union Ave, Havre De Grace, MD 210783610

Phone: 4109395843

Practice Associates & Co-Workers

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

1 Associated Practitioners

Dr. Ephraim Dagadu , MD

Family Medicine

NPI 1780773010

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 9832 YORK RD, SUITE F, COCKEYSVILLE, MD 210304936 (Tel: 4106281861)

📍

Updated Business Mailing Address July 08, 2007

Registered at 412 SASSAFRAS COURT, BEL AIR, MD 21015 (Tel: 4435128729)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as JOHN CARROLL, D.O.

🎓

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

General Practice (License #H47469 in MD)

🟢

Initial NPI Registration & Enumeration May 02, 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: 1457573578

Entity Type:

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

Enumeration Date: May 02, 2007

Last Update: July 08, 2007

Sole Proprietor: No

Update or Correct Profile

Mailing Address

412 Sassafras Court

Bel Air, MD 21015

Phone: 4435128729

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.