MARC LEE MELCHER (MD, PHD) – Surgery Physician, NPI 1003870486
Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,317 GENERAL SURGERY in CA
Provider Addresses for MARC LEE MELCHER (MD, PHD)
750 WELCH RD STE 200
PALO ALTO, CA 943041509
Phone: (650) 498-5688
Fax: (650) 723-3997
Type: Mailing
725 WELCH RD
PALO ALTO, CA 943041601
Phone: (650) 497-8000
Fax: (650) 723-3997
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 9 Open Payments records for all available years, with a total value of $4,577.
Total Amount is formed as General ($4,577) + Research ($0) + Ownership ($0) = $4,577.
Last reported payment date: 2024-11-21 • Largest payer in this snapshot: TRANSMEDICS, INC. ($4,076).
Total Amount
$4,577
General + Research + Ownership
Payments
9
Total payment records
General Amount
$4,577
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-21
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| TRANSMEDICS, INC. | $4,076 |
| Ethicon US, LLC | $501 |
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: 2004-09-27
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 |
|---|---|---|---|---|
| I20040927001033 | I | General Surgery | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 228 | 60 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 58 | 46 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 41 | 35 | $0 |
| 47135 | Transplantation of donor liver | 16 | 16 | $0 |
| 50360 | Transplantation of donor kidney | 14 | 14 | $0 |
Insurance plans in this area (ZIP 94304)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O B S T E T R I C S/ G Y N E C O L O G Y | TX | |
| - | CA | |
| - | CA | |
| - | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| Hematology, Medical Oncology | NY | |
| Certified Registered Nurse Anesthetist (Crna) | TX | |
| Nurse Practitioner | CA | |
| Nurse Practitioner | CA | |
| Neuropsychiatry, Neurology | CA |
Reviews
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