MARCELLE MAHAN (M.D.) – General Practice Physician, NPI 1245292085
General Practice Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
13,194 FAMILY PRACTICE in CA
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Provider Addresses for MARCELLE MAHAN (M.D.)
McKinleyville Post Office, 1561, City Center Road, McKinleyville Shopping Center, McKinleyville, Humboldt County, California, 95519, United States
MCKINLEYVILLE, CA 955192717
Phone: (707) 499-8781
Type: Mailing
Saint Josephs Hospital, 2700, Dolbeer Street, Eureka, Humboldt County, California, 95501, United States
EUREKA, CA 955014736
Phone: (707) 269-4250
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $79.
Total Amount is formed as General ($79) + Research ($0) + Ownership ($0) = $79.
Last reported payment date: 2024-06-04 • Largest payer in this snapshot: Novo Nordisk Inc ($79).
Total Amount
$79
General + Research + Ownership
Payments
1
Total payment records
General Amount
$79
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-06-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novo Nordisk Inc | $79 |
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: 2005-01-07
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 |
|---|---|---|---|---|
| I20050107000577 | I | Family Practice | CA | 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 | 758 | 346 | $0 |
| 99442 | Telephone medical discussion with physician, 11-20 minutes | 253 | 158 | $0 |
| 99443 | Telephone medical discussion with physician, 21-30 minutes | 201 | 130 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 188 | 150 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 174 | 174 | $0 |
Insurance plans in this area (ZIP 95519)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | CA | |
| - | CA | |
| - | CA | |
| - | WA | |
| - | ME | |
| - | CA | |
| - | CA | |
| - | CA | |
| - | CA | |
| - | CA |
Reviews
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