RATNAM A OZA (MD) – Internal Medicine Physician, NPI 1003816687
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for RATNAM A OZA (MD)
1100, South Main Street, South Park Historic District, Dayton, Montgomery County, Ohio, 45409, United States
STE. 203
DAYTON, OH 454092682
Phone: (937) 222-0603
Fax: (937) 222-7122
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)
CMS reports 89 Open Payments records for all available years, with a total value of $2,277.
Total Amount is formed as General ($2,277) + Research ($0) + Ownership ($0) = $2,277.
Last reported payment date: 2024-03-12 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($520).
Total Amount
$2,277
General + Research + Ownership
Payments
89
Total payment records
General Amount
$2,277
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-03-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $520 |
| ABBVIE INC. | $486 |
| Teva Pharmaceuticals USA, Inc. | $331 |
| Lilly USA, LLC | $197 |
| Novo Nordisk Inc | $187 |
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: 2011-03-08
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 |
|---|---|---|---|---|
| I20110308000005 | I | Internal Medicine | OH | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 437 | 80 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 45 | 45 | $0 |
| G0444 | Annual depression screening, 5 to 15 minutes | 43 | 43 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 34 | 34 | $0 |
| 81002 | Urinalysis, manual test | 16 | 11 | $0 |
Insurance plans in this area (ZIP 45409)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | OH |
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