DR. GREGORY P SACHS (MD) – Surgery Physician, NPI 1942406038
Surgery Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
377 GENERAL SURGERY in IA
Provider Addresses for DR. GREGORY P SACHS (MD)
1215 DUFF AVE
AMES, IA 500105400
Phone: (515) 239-4427
Fax: (515) 956-4130
Type: Location
McFarland Clinic, 1215, Duff Avenue, Ames, Story County, Iowa, 50019, United States
AMES, IA 500103014
Phone: (515) 239-4725
Fax: (515) 956-4130
Type: Location
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 $79.
Total Amount is formed as General ($79) + Research ($0) + Ownership ($0) = $79.
Last reported payment date: 2024-04-06 • Largest payer in this snapshot: Kerecis Limited ($23).
Total Amount
$79
General + Research + Ownership
Payments
4
Total payment records
General Amount
$79
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-04-06
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Kerecis Limited | $23 |
| Smith+Nephew, Inc. | $20 |
| Heron Therapeutics, Inc. | $18 |
| Stryker Corporation | $18 |
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: 2010-07-08
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 |
|---|---|---|---|---|
| I20100708000819 | I | General Surgery | IA | 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 |
|---|---|---|---|---|
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 199 | 60 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 63 | 63 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 63 | 33 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 44 | 44 | $0 |
| 11042 | Removal of skin and tissue, 20.0 sq cm or less | 41 | 17 | $0 |
Insurance plans in this area (ZIP 50010)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| H E M A T O L O G Y/ O N C O L O G Y | IA | |
| - | IA | |
| - | IA | |
| - | IA | |
| Internal Medicine | IA | |
| - | IA | |
| - | IA | |
| - | IA | |
| Family Practice | IA | |
| R H E U M A T O L O G Y | IA |
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