DR. SATHIRAJU UNDAVALLI (MD) – Internal Medicine Physician, NPI 1144412099
Internal Medicine Physician
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Profile Insights
NPPES metrics only — not quality of care.
13,297 INTERNAL MEDICINE in TX
Provider Addresses for DR. SATHIRAJU UNDAVALLI (MD)
2425, Mossy Creek Drive, Owatonna, Steele County, Minnesota, 55060, United States
OWATONNA, MN 550606259
Phone: (605) 221-5774
Type: Mailing
1612 S Henderson Blvd
Kilgore, TX 756623518
Phone: (903) 983-2492
Type: Location
810 W HIGHWAY 71
MARBLE FALLS, TX 786548602
Phone: (830) 201-8000
Fax: (830) 201-8008
Type: Location
323 E Hawkins Pkwy
Longview, TX 756058153
Phone: (903) 544-6700
Type: Location
2200 NW 26th St
Owatonna Clinic -Mayo Health System
Owatonna, MN 550605503
Phone: (507) 451-1120
Type: Location
811 S Washington Ave
Marshall, TX 756705336
Phone: (903) 315-1488
Type: Location
700 E MARSHALL AVE
LONGVIEW, TX 756015580
Phone: (903) 315-1488
Type: Mailing
Northwest 26th Street, Owatonna, Steele County, Minnesota, 55060, United States
OWATONNA CLINIC -MAYO HEALTH SYSTEM
OWATONNA, MN 550605503
Phone: (507) 451-1120
Type: Location
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: 2019-07-11
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 |
|---|---|---|---|---|
| I20190711000712 | I | Internal Medicine | TX | 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 |
|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 393 | 176 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 195 | 92 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 147 | 143 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 60 | 60 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 35 | 23 | $0 |
Insurance plans in this area (ZIP 55060)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | TX | |
| H O S P I T A L I S T | NE | |
| Hospitalist, Gastroenterology | TX | |
| Internal Medicine | TX | |
| Hospitalist, Internal Medicine | TX | |
| Internal Medicine | TX | |
| Nurse Practitioner | TX | |
| H O S P I T A L I S T | TX | |
| Family Practice | TX | |
| Internal Medicine | TX |
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