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Physician

JOHN HOLLOWELL, MD

Cardiovascular Disease

PLANO, TX, 75024
NPI: 1083601520

Hospital Affiliations

Search procedure prices at these hospitals onlyAll code types (Cardiology & Heart & related)

Common Procedures for Cardiovascular Disease

Cardiac CatheterizationEchocardiogramStress TestElectrocardiogram (EKG)Holter MonitorCoronary AngioplastyPacemaker InsertionHeart Valve RepairCardioversionCardiac MRI

Based on specialty. Actual services may vary — contact the provider's office to confirm.

Procedure Pricing (Medicare Data)

Based on CMS Medicare Provider Utilization data for 2023. These represent what this physician charged Medicare, not necessarily what you would pay. Compare with other physicians

ProcedureAvg ChargeMedicare AllowedMedicare PaidServices
93306
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function
$729$185$135283
93308
Ultrasound of heart, follow-up
$361$24$1913
99222
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes
$352$125$9726
Q9957
Injection, perflutren lipid microspheres, per ml
$352$44$3434
99215
Established patient office or other outpatient visit, 40-54 minutes
$335$172$12730
99204
New patient office or other outpatient visit, 45-59 minutes
$310$157$109101
99214
Established patient office or other outpatient visit, 30-39 minutes
$238$122$85988
99442
Telephone medical discussion with physician, 11-20 minutes
$212$80$6411
99203
New patient office or other outpatient visit, 30-44 minutes
$207$107$7030
99232
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
$186$76$6155
99213
Established patient office or other outpatient visit, 20-29 minutes
$168$86$61376
93356
Heart muscle strain imaging
$139$35$2725
99441
Telephone medical discussion with physician, 5-10 minutes
$131$54$3632
93228
Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional
$130$24$1815
99212
Established patient office or other outpatient visit, 10-19 minutes
$105$54$3613
93244
Heart rhythm review, and interpretation of continous external ekg over more than 48 hours up to 7 days
$98$23$1811
93248
Heart rhythm review and interpretation of continous external ekg over 8-15 days
$98$25$2032
93246
Heart rhythm recording of continous external ekg over 8-15 days
$96$11$932
93242
Heart rhythm recording continous external ekg over more than 48 hours up to 7 days
$96$11$912
93000
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report
$51$14$101,336
93005
Routine electrocardiogram (ecg) using at least 12 leads with tracing
$48$5$315
93793
Anticoagulant management of patient taking warfarin
$41$11$7447
93010
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only
$30$8$6528
93325
Ultrasound of heart with color-depicted blood flow, rate and valve function
$28$3$211
85610
Blood test, clotting time
$26$4$4117
36415
Insertion of needle into vein for collection of blood sample
$17$8$888

Compare prices for procedures performed by Cardiovascular Disease physicians

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Physician identity data from the NPPES NPI Registry. Last synced 3/28/2026.