DR. ROBERT F SIGWORTH (M.D.) – Internal Medicine Physician, NPI 1336144740
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for DR. ROBERT F SIGWORTH (M.D.)
The Box, 425, Boardman Avenue, Traverse City, Grand Traverse County, Michigan, 49684, United States
TRAVERSE CITY, MI 496850107
Phone: (231) 947-0673
Fax: (801) 740-2847
Type: Mailing
6th Street, Fife Lake, Fife Lake Township, Grand Traverse County, Michigan, United States
TRAVERSE CITY, MI 496842349
Phone: (231) 947-0673
Fax: (801) 740-2847
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 $22.
Total Amount is formed as General ($22) + Research ($0) + Ownership ($0) = $22.
Last reported payment date: 2023-08-16 • Largest payer in this snapshot: ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) ($22).
Total Amount
$22
General + Research + Ownership
Payments
1
Total payment records
General Amount
$22
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-08-16
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) | $22 |
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: 2004-01-24
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 |
|---|---|---|---|---|
| I20040124000027 | I | Internal Medicine | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 120 | 83 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 60 | 43 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 25 | 25 | $0 |
| 99238 | Hospital discharge day management, 30 minutes or less | 15 | 15 | $0 |
Insurance plans in this area (ZIP 49685)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | MI | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 325 | 217 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| N E U R O L O G Y | MI | |
| - | MI | |
| - | MI | |
| - | MI | |
| - | MI | |
| - | MI | |
| - | MI | |
| N E U R O S U R G E R Y | MI | |
| Internal Medicine | IL | |
| Family Practice | MI |
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