CHRISTOPHER MARK DUHAN (M.D.) – Family Medicine Physician, NPI 1265484752
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
660 ENDOCRINOLOGY in TX
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Provider Addresses for CHRISTOPHER MARK DUHAN (M.D.)
4412, Kell West Boulevard, Wichita Falls, Wichita County, Texas, 76309, United States
WICHITA FALLS, TX 763094719
Phone: (940) 696-0011
Fax: (940) 696-2248
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 60 Open Payments records for all available years, with a total value of $1,366.
Total Amount is formed as General ($1,366) + Research ($0) + Ownership ($0) = $1,366.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($195).
Total Amount
$1,366
General + Research + Ownership
Payments
60
Total payment records
General Amount
$1,366
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $195 |
| Amgen Inc. | $163 |
| Bayer Healthcare Pharmaceuticals Inc. | $157 |
| Novo Nordisk Inc | $147 |
| PFIZER INC. | $140 |
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: 2005-11-29
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 |
|---|---|---|---|---|
| I20051129000731 | I | Family Practice | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 659 | 362 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 471 | 321 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 333 | 333 | $0 |
| G0008 | Administration of influenza virus vaccine | 124 | 124 | $0 |
| 90662 | Influenza vaccine split virus, preservative free | 123 | 123 | $0 |
Insurance plans in this area (ZIP 76309)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| FAMILY MEDICINE | TX | 81002 | Urinalysis, manual test | 62 | 55 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | TX | |
| - | TX | |
| Nurse Practitioner | TX | |
| Physician Assistant | TX | |
| Family Practice | TX | |
| Nurse Practitioner | TX | |
| Family Practice | TX | |
| Nurse Practitioner | TX | |
| Family Practice | TX |
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