DR. WILLIAM STEPHEN SUTTON-OHANNESIAN (DNP, PMHNP-BC) – Psychiatric/Mental Health Nurse Practitioner, NPI 1013261965
Psychiatric/Mental Health Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
6,767 NURSE PRACTITIONER in MD
Provider Addresses for DR. WILLIAM STEPHEN SUTTON-OHANNESIAN (DNP, PMHNP-BC)
680 QUAKER RD
NORTH FALMOUTH, MA 025562641
Phone: (508) 333-2705
Type: Mailing
1513 W LOMBARD ST
BALTIMORE, MD 212232436
Phone: (508) 333-2705
Fax: (410) 255-1446
Type: Mailing
114 S WASHINGTON ST
BALTIMORE, MD 21231
Phone: (410) 255-1400
Fax: (410) 255-1446
Type: Location
100 TER HEUN DR
FALMOUTH, MA 025402599
Phone: (508) 548-5300
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 8 Open Payments records for all available years, with a total value of $130.
Total Amount is formed as General ($130) + Research ($0) + Ownership ($0) = $130.
Last reported payment date: 2023-04-14 • Largest payer in this snapshot: Takeda Pharmaceuticals U.S.A., Inc. ($71).
Total Amount
$130
General + Research + Ownership
Payments
8
Total payment records
General Amount
$130
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-04-14
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: 2023-06-28
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20190110001042 | I | Nurse Practitioner | MD | TBD |
| I20230628002949 | I | Nurse Practitioner | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 113 | 71 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 74 | 35 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 66 | 42 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 60 | 48 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 35 | 35 | $0 |
Insurance plans in this area (ZIP 02556)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Clinical Social Worker | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| Clinical Social Worker | MA | |
| Mental Health Counselor | MA |
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