Physician Profile
Unclaimed ProfileAbout SUTTON-OHANNESIAN
William Stephen Sutton-Ohannesian, DNP, PMHNP-BC is a nurse practitioner practising in Falmouth, MA. William trained at University of Maryland School of Medicine, graduating in 2018. William is also listed as specialising in nurse practitioner — psychiatric/mental health.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Sutton-Ohannesian specialise in?
Dr. Sutton-Ohannesian is a nurse practitioner in Falmouth, MA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “NURSE PRACTITIONER”.
NPI registry
Where is Dr. Sutton-Ohannesian located?
Dr. Sutton-Ohannesian is listed at 100 TER HEUN DR, Falmouth, MA 02540. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Sutton-Ohannesian's phone number?
The number on file is (508) 548-5300. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Sutton-Ohannesian?
Dr. Sutton-Ohannesian's National Provider Identifier is 1013261965. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Sutton-Ohannesian go to medical school?
Dr. Sutton-Ohannesian attended University of Maryland School of Medicine, graduating in 2018. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Sutton-Ohannesian have?
Dr. Sutton-Ohannesian has 8 years experience. Calculated from a graduation year of 2018, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Sutton-Ohannesian do most often?
According to Medicare billing data, Dr. Sutton-Ohannesian provides treatments such as psychotherapy with evaluation and management visit, 30 minutes, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Sutton-Ohannesian's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Sutton-Ohannesian. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (508) 548-5300
- Email not available
Practice Locations
100 TER HEUN DR
Falmouth, MA 02540
Procedures Most Often Billed to Medicare
384 services · 201 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Psychotherapy with evaluation and management visit, 30 minutes | Treatment | 90833 |
76 |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
110 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
70 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
66 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
42 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
20 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other nurse practitioners at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 7
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 27 related providers in 4 groups
Other nurse practitioners in Falmouth 4
Same specialty, same city.
Trained at University of Maryland School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2018 at University of Maryland School of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Psychotherapy with evaluation and management visit, 30 minutes 8
Providers in MA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.