MRS. SHEILA MARCELLUS (PMHNP-BC) – Psychiatric/Mental Health Nurse Practitioner, NPI 1043736523
Psychiatric/Mental Health Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
199 CERTIFIED CLINICAL NURSE SPECIALIST (CNS) in MA
Provider Addresses for MRS. SHEILA MARCELLUS (PMHNP-BC)
769 PLAIN ST STE I
MARSHFIELD, MA 020502147
Phone: (617) 847-1950
Type: Location
Paul Cooperstein Counsellor At Law, 500, Victory Road, New Squantum, Quincy, Norfolk County, Massachusetts, 02171, United States
QUINCY, MA 021713139
Phone: (617) 847-1950
Fax: (617) 774-1490
Type: Mailing
22 CHRISTY DR
BROCKTON, MA 023011839
Phone: (508) 580-4611
Fax: (508) 580-4404
Type: Mailing
150 GROSSMAN DR STE 205
BRAINTREE, MA 021844947
Phone: (781) 285-5767
Fax: (781) 207-9658
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 16 Open Payments records for all available years, with a total value of $760.
Total Amount is formed as General ($760) + Research ($0) + Ownership ($0) = $760.
Last reported payment date: 2024-10-17 • Largest payer in this snapshot: ABBVIE INC. ($173).
Total Amount
$760
General + Research + Ownership
Payments
16
Total payment records
General Amount
$760
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-17
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: 2020-04-23
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20200423003028 | I | Certified Clinical Nurse Specialist (Cns) | MA | 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 |
|---|---|---|---|---|
| 90833 | Psychotherapy with evaluation and management visit, 30 minutes | 145 | 30 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 85 | 28 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 44 | 17 | $0 |
Insurance plans in this area (ZIP 02050)
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