DR. JACOB PARZEN (MD) – Internal Medicine Physician, NPI 1871013029
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
248 RADIATION ONCOLOGY in MI
Provider Addresses for DR. JACOB PARZEN (MD)
1080 HARRINGTON ST
MOUNT CLEMENS, MI 480432901
Phone: (586) 493-7510
Type: Location
Beaumont Hospital - Royal Oak, 3601, West 13 Mile Road, Royal Oak, Oakland County, Michigan, 48073, United States
ROYAL OAK, MI 480736712
Phone: (248) 898-5000
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 4 Open Payments records for all available years, with a total value of $797.
Total Amount is formed as General ($797) + Research ($0) + Ownership ($0) = $797.
Last reported payment date: 2024-06-25 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($525).
Total Amount
$797
General + Research + Ownership
Payments
4
Total payment records
General Amount
$797
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-06-25
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $525 |
| Telix Pharmaceuticals | $249 |
| EMD Serono, Inc. | $23 |
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: 2022-06-06
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 |
|---|---|---|---|---|
| I20220606002149 | I | Radiation Oncology | MI | 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 |
|---|---|---|---|---|
| 77014 | Ct guidance for insertion of radiation therapy fields | 728 | 89 | $0 |
| 77427 | Radiation treatment management, 5 treatment sessions | 246 | 83 | $0 |
| 77300 | Calculation of radiation therapy dose | 164 | 52 | $0 |
| 77334 | Design and construction of complex radiation treatment device | 120 | 46 | $0 |
| G6002 | Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy | 113 | 31 | $0 |
Insurance plans in this area (ZIP 48043)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Radiation Oncology | MI | |
| Radiation Oncology | MI | |
| Radiation Oncology | MI |
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