MARCUS GEORGE CONNELLY (MD) – Dermatology Physician, NPI 1295703577
Dermatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,140 DERMATOLOGY in CA
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Provider Addresses for MARCUS GEORGE CONNELLY (MD)
600, Coffee Road, Modesto, Stanislaus County, California, 95355, United States
MODESTO, CA 953554201
Phone: (209) 521-6097
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 77 Open Payments records for all available years, with a total value of $2,996.
Total Amount is formed as General ($2,996) + Research ($0) + Ownership ($0) = $2,996.
Last reported payment date: 2024-12-23 • Largest payer in this snapshot: Janssen Biotech, Inc. ($599).
Total Amount
$2,996
General + Research + Ownership
Payments
77
Total payment records
General Amount
$2,996
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-23
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Janssen Biotech, Inc. | $599 |
| Incyte Corporation | $372 |
| Lilly USA, LLC | $370 |
| Regeneron Healthcare Solutions, Inc. | $249 |
| Amgen Inc. | $148 |
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: 2005-08-11
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 |
|---|---|---|---|---|
| I20050811001160 | I | Dermatology | 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 |
|---|---|---|---|---|
| 17003 | Destruction of precancer skin growth, 2-14 growths | 614 | 139 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 475 | 383 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 257 | 200 | $0 |
| 17000 | Destruction of precancer skin growth, 1 growth | 239 | 205 | $0 |
| 17110 | Destruction of skin growth, 1-14 growths | 206 | 182 | $0 |
Insurance plans in this area (ZIP 95355)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DERMATOLOGY | CA | 17003 | Destruction of 2-14 skin growths | 723 | 164 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | CA | |
| Internal Medicine | CA | |
| - | CA | |
| Family Practice | CA | |
| - | CA | |
| - | CA | |
| Allergy/Immunology, Rheumatology | CA | |
| Physician Assistant | CA | |
| Physician Assistant | CA |
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