npidexNPI registry + Medicare data

ISTVAN WOLLAK, M.D.

Pulmonary Disease Physician · SOUTHAVEN, MS

Individual Active NPI 1619919305

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
20241,0142,335$540,139$206,187$155,252
20231,1582,678$556,424$245,901$188,253
20221,0422,283$468,380$204,600$156,097

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
99214Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more324$116$80
99233Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes316$109$87
99213Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more201$82$51
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes173$72$57
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes127$159$124
94375Test to measure rate of airflow110$34$24
99204New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more72$151$102
94060Test to measure expiratory airflow and volume changes before and after medication administration69$9$7
94729Test to examine how well the lungs exchange gases69$8$6
94729Test to examine how well the lungs exchange gases62$48$35
95811Sleep study in sleep lab with continuous airway pressure (6 years or older)62$112$88
94726Test to determine lung volumes using sensors60$11$9

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Pulmonary Disease Physician207RP1001X✓19168MS
Critical Care Medicine (Internal Medicine) Physician207RC0200X19168MS

Medicare eligibility

Part B
Yes
DME
Yes
Home health
Yes
Power mobility
Yes
Hospice
Yes

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Source: NPPES (public domain) and CMS Medicare Physician & Other Practitioners data. Not affiliated with CMS, NPPES, or any government agency.