DR. MARK C KASTEN (MD) – Family Medicine Physician, NPI 1518951060
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for DR. MARK C KASTEN (MD)
Old Inland Empire Highway, Chaffee, Benton County, Washington, United States
CHAFFEE, MO 637409236
Phone: (573) 243-3054
Type: Mailing
North Mount Auburn Road, Cape Girardeau, Cape Girardeau County, Missouri, 63701, United States
SUITE 418
CAPE GIRARDEAU, MO 637034910
Phone: (573) 332-6000
Fax: (573) 332-6125
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 $18.
Total Amount is formed as General ($18) + Research ($0) + Ownership ($0) = $18.
Last reported payment date: 2023-01-12 • Largest payer in this snapshot: PFIZER INC. ($18).
Total Amount
$18
General + Research + Ownership
Payments
1
Total payment records
General Amount
$18
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-01-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $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: 2010-07-27
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 |
|---|---|---|---|---|
| I20100727000999 | I | Family Practice | MO | 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 |
|---|---|---|---|---|
| 99307 | Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes | 447 | 119 | $0 |
| 99304 | Initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 239 | 231 | $0 |
| 99347 | Residence visit for established patient with straightforward medical decision making, per day, if using time, at least 15 minutes | 30 | 19 | $0 |
| 99308 | Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes | 14 | 13 | $0 |
Insurance plans in this area (ZIP 63740)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | MO | |
| Pediatric Medicine, Internal Medicine | MO | |
| - | MO | |
| Family Practice | MO | |
| Nurse Practitioner | MO | |
| Internal Medicine | MO | |
| Nurse Practitioner | MO |
Reviews
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