Istvan David Wollak, M.D.
Pulmonary Disease Physician · Southaven, MS
Istvan David Wollak, M.D. is a pulmonary disease physician with a practice address in Southaven, Mississippi, and NPI 1619919305, issued on Jun 10, 2006. Check the license (Mississippi 19168, as entered in NPPES) on the Mississippi State Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- Istvan David Wollak
- Credential
- M.D.
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License number
- 19168 MS
Self-reported in NPPES; status is on the state search - Practice location
- 401 Southcrest Cir, Southaven, MS 38671
- Phone
- (662) 349-0488
- Enumerated
- Jun 10, 2006
- Record last updated
- Jan 24, 2022
- Fax
- (662) 349-5974
- Medicare enrollment
- Enrolled (PECOS I20061030000087); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 100 in Mississippi → Look up another NPI →
Also registered at 401 Southcrest Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Istvan David Wollak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMississippi State Board of Medical Licensure
Search for license 19168Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% fewer Medicare Part D claims than the average pulmonary disease physician in 2024
1,157 Medicare Part D claims for 212 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 57% of claims.
Most prescribed
- Trelegy Ellipta99 claims
- Albuterol Sulfate Hfa88 claims
- Opsumit77 claims
- Montelukast Sodium69 claims
- Prednisone55 claims
- Breo Ellipta51 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 81.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $370.17
21 payments; by number, the most common kind was food and beverage; the largest payer was Actelion Pharmaceuticals US, Inc. The 8,806 providers of this specialty with any payment received $5,159.88 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Baptist Memorial Hospital-Desoto, Inc.Southaven, MS
- Memphis Lung Physicians Foundation, Inc.Germantown, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Istvan David Wollak among 100 pulmonary disease physician records in Mississippi
Istvan David Wollak, M.D. is one of 100 pulmonary disease physician records with a practice address in Mississippi. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 45% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated1998 · median 2005 among the 77 with a school on file
- Record last updated2022 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pulmonary Disease Physician providers in Mississippi
There are 100 pulmonary disease physician records in Mississippi.
All 100 in Mississippi → Every provider in Southaven → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- Yadana Kyaw, MDSouthaven, MS 386711134393473
- Jeffrey Evans, MDOxford, MS 386551053414326
- Jennifer Gardner, DOOxford, MS 386551447450622
- Kelley Hill, M.D.Oxford, MS 386551063852473
- Robert McEachern, MDOxford, MS 386551164413407
- Ammar Dulli, M.DGreenville, MS 387031487874145
- Aman Munir, M.D.Clarksdale, MS 386141356388250
- William Edmonson, MDTupelo, MS 388011528031077
Common questions
What is Istvan David Wollak, M.D.'s NPI number?
Istvan David Wollak, M.D.'s National Provider Identifier (NPI) is 1619919305, issued on Jun 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Istvan David Wollak, M.D. located?
The NPPES record lists a practice address at 401 Southcrest Cir, Southaven, MS, 38671. Phone: (662) 349-0488. Providers update this record themselves, so call before visiting.
How can I verify Istvan David Wollak, M.D.'s license?
NPPES lists Mississippi license number 19168, as entered by the provider. Search the Mississippi State Board of Medical Licensure at https://www.msbml.ms.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Istvan David Wollak, M.D. prescribe under Medicare Part D?
In 2024, Istvan David Wollak, M.D. had 1,157 Medicare Part D claims for 212 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.
What is Istvan David Wollak, M.D.'s MIPS final score?
The 2023 MIPS final score is 81.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.