CHRIS C NAUM (MD) – Critical Care Medicine (Internal Medicine) Physician, NPI 1215938451
Critical Care Medicine (Internal Medicine) Physician
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Profile Insights
NPPES metrics only — not quality of care.
466 PULMONARY DISEASE in IN
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Provider Addresses for CHRIS C NAUM (MD)
North Shadeland Avenue, Castleton, Vertland, Indianapolis, Indiana, 46250, United States
INDIANAPOLIS, IN 462194959
Phone:
Type: Mailing
Senate Boulevard, Meridian Highlands, Indianapolis, Marion, Indiana, 46202, United States
SUITE 230
INDIANAPOLIS, IN 462021252
Phone: (317) 962-5820
Fax: (317) 962-3916
Type: Location
1701 N Senate Blvd
Indianapolis, IN 462021239
Phone: (888) 484-3258
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 7 Open Payments records for all available years, with a total value of $164.
Total Amount is formed as General ($164) + Research ($0) + Ownership ($0) = $164.
Last reported payment date: 2024-10-28 • Largest payer in this snapshot: Regeneron Healthcare Solutions, Inc. ($58).
Total Amount
$164
General + Research + Ownership
Payments
7
Total payment records
General Amount
$164
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-28
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2010-06-02
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 |
|---|---|---|---|---|
| I20100602000867 | I | Pulmonary Disease | 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 | 117 | 89 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 93 | 75 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 54 | 31 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 33 | 33 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 16 | 16 | $0 |
Insurance plans in this area (ZIP 46219)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Pediatric Medicine | NC | |
| U R O L O G Y | IN | |
| Diagnostic Radiology, Interventional Radiology | NY | |
| Nurse Practitioner | IN | |
| P A T H O L O G Y | IN | |
| O T O L A R Y N G O L O G Y | IN | |
| E N D O C R I N O L O G Y | IN | |
| Family Practice, Sports Medicine | IN | |
| Gastroenterology, Internal Medicine | IN | |
| Orthopedic Surgery | MO |
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