DR. LYNN JOAN CRONIN (M.D.) – Cardiovascular Disease Physician, NPI 1194716621
Cardiovascular Disease Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
7,218 INTERNAL MEDICINE in MI
Provider Addresses for DR. LYNN JOAN CRONIN (M.D.)
602 Michigan Ave
Holland, MI 494234918
Phone: (616) 392-3824
Fax: (616) 494-5950
Type: Location
Holland Hospital, 602, Michigan Avenue, Holland, Ottawa County, Michigan, 49423, United States
HOLLAND, MI 494234918
Phone: (616) 392-3824
Fax: (616) 494-5950
Type: Location
Spectrum Health Butterworth Hospital, 100, Michigan Street Northeast, Grand Rapids, Kent County, Michigan, 49503, United States
MC 845
GRAND RAPIDS, MI 495032560
Phone:
Type: Mailing
301 RIVERVIEW AVE STE 700
NORFOLK, VA 235101065
Phone: (757) 252-9365
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $11.
Total Amount is formed as General ($11) + Research ($0) + Ownership ($0) = $11.
Last reported payment date: 2024-09-05 • Largest payer in this snapshot: ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) ($11).
Total Amount
$11
General + Research + Ownership
Payments
1
Total payment records
General Amount
$11
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-05
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) | $11 |
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: 2025-02-20
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20070927000102 | I | Cardiovascular Disease (Cardiology) | MI | TBD |
| I20240509001490 | I | Cardiovascular Disease (Cardiology) | OH | TBD |
| I20250220002393 | I | Cardiovascular Disease (Cardiology) | VA | 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 |
|---|---|---|---|---|
| 93306 | Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 250 | 250 | $0 |
| 93016 | Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | 78 | 78 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 68 | 68 | $0 |
| 93018 | Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | 67 | 67 | $0 |
| 78452 | Nuclear medicine studies of heart muscle at rest and with stress and spect | 59 | 59 | $0 |
Insurance plans in this area (ZIP 49423)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | MI | 78452 | Nuclear medicine study of vessels of heart using drugs or exercise multiple studies | 100 | 99 |
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | MI | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 81 | 73 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | NV | |
| Nephrology, Internal Medicine | OH | |
| - | OH | |
| - | MI | |
| Nurse Practitioner | OH | |
| General Surgery, Anesthesiology, Critical Care (Intensivists) | OH | |
| Family Practice | OH | |
| Certified Registered Nurse Anesthetist (Crna) | OH | |
| - | OH | |
| - | MN |
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