MR. NATHANIEL T ROSS (MD) – Family Medicine Physician, NPI 1417942707
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,862 FAMILY PRACTICE in IN
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Provider Addresses for MR. NATHANIEL T ROSS (MD)
Gary Post Office, 1499, Martin Luther King Drive, Emerson, Gary, Calumet Township, Lake County, Indiana, 46401, United States
GARY, IN 464040787
Phone: (219) 886-4788
Fax: (219) 886-4106
Type: Mailing
1619, West 5th Avenue, Ambridge, Ambridge Mann, Gary, Calumet Township, Lake County, Indiana, 46404, United States
GARY, IN 464041506
Phone: (219) 886-4788
Fax: (219) 886-4106
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 28 Open Payments records for all available years, with a total value of $660.
Total Amount is formed as General ($660) + Research ($0) + Ownership ($0) = $660.
Last reported payment date: 2024-11-13 • Largest payer in this snapshot: Merck Sharp & Dohme LLC ($254).
Total Amount
$660
General + Research + Ownership
Payments
28
Total payment records
General Amount
$660
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Merck Sharp & Dohme LLC | $254 |
| ABBVIE INC. | $159 |
| AstraZeneca Pharmaceuticals LP | $118 |
| Novo Nordisk Inc | $53 |
| Xeris Pharmaceuticals, Inc. | $40 |
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: 2006-01-19
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 |
|---|---|---|---|---|
| I20060119000500 | I | Family Practice | IN | 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 | 462 | 110 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 118 | 14 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 59 | 59 | $0 |
| G0444 | Annual depression screening, 5 to 15 minutes | 59 | 59 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 29 | 15 | $0 |
Insurance plans in this area (ZIP 46404)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| FAMILY MEDICINE | IN | 81002 | Urinalysis, manual test | 39 | 33 |
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