JOSEPH HENRY HAMM (MD) – Family Medicine Physician, NPI 1568419638
Family Medicine Physician
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Profile Insights
NPPES metrics only — not quality of care.
3,075 FAMILY PRACTICE in MN
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Provider Addresses for JOSEPH HENRY HAMM (MD)
St. James Medical Center, 1101, Moulton and Parsons Drive, Saint James, Watonwan County, Minnesota, 56081, United States
PO BOX 460
ST JAMES, MN 560810460
Phone: (507) 375-3391
Fax: (507) 375-8635
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2010-11-22
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 |
|---|---|---|---|---|
| I20101122000407 | I | Family Practice | MN | 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 | 50 | 29 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 25 | 14 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 23 | 23 | $0 |
| 99308 | Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes | 23 | 16 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 18 | 17 | $0 |
Insurance plans in this area (ZIP 56081)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | SD | |
| Family Practice | MN | |
| Nurse Practitioner | SD | |
| Nurse Practitioner | SD | |
| - | SD | |
| Nurse Practitioner | SD | |
| Nurse Practitioner | MN | |
| Orthopedic Surgery | SC | |
| Physician Assistant | MN | |
| Certified Registered Nurse Anesthetist (Crna) | SD |
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