DOUGLAS ADOLPH MAZUREK (M.D.) – Specialist, NPI 1033223235
Specialist
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for DOUGLAS ADOLPH MAZUREK (M.D.)
2022, Kelle Drive, Chesterton, Porter County, Indiana, 46304, United States
CHESTERTON, IN 463048708
Phone: (219) 364-3616
Fax: (219) 364-3610
Type: Mailing
1101, East Glendale Boulevard, Valparaiso, Porter County, Indiana, 46383, United States
SUITE 103
VALPARAISO, IN 463833767
Phone: (219) 464-9054
Fax: (219) 465-1749
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 21 Open Payments records for all available years, with a total value of $495.
Total Amount is formed as General ($495) + Research ($0) + Ownership ($0) = $495.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: GENZYME CORPORATION ($97).
Total Amount
$495
General + Research + Ownership
Payments
21
Total payment records
General Amount
$495
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-17
Latest reported date
Top Companies
Largest payers in this snapshot
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2008-11-20
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20081120000417 | I | Critical Care (Intensivists) | IN | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 797 | 194 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 242 | 90 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 141 | 134 | $0 |
| 94729 | Test to examine how well the lungs exchange gases | 119 | 118 | $0 |
| 94726 | Test to determine lung volumes using sensors | 118 | 117 | $0 |
Insurance plans in this area (ZIP 46304)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CRITICAL CARE (INTENSIVISTS) | IN | 31500 | Emergent insertion of breathing tube into windpipe cartilage using an endoscope | 17 | 17 |
| CRITICAL CARE (INTENSIVISTS) | IN | 36556 | Insertion of central venous catheter for infusion, patient 5 years or older | 19 | 19 |
| CRITICAL CARE (INTENSIVISTS) | IN | 94060 | Measurement and graphic recording of the amount and speed of breathed air, before and following medication administration | 188 | 188 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IN | |
| Nurse Practitioner | IN | |
| Nurse Practitioner | IN | |
| - | IN | |
| Nurse Practitioner | IN | |
| Physician Assistant | IN | |
| - | IN | |
| - | IN | |
| Interventional Cardiology | PA | |
| - | IN |
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