Provider Profile
Maryfrances L. Desteno, APRN
Unclaimed ProfileAbout Maryfrances Desteno
Maryfrances L. Desteno, APRN is a nurse practitioner based in Greenwich, CT. According to Medicare claims data, Maryfrances cared for 65 Medicare patients across 250 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more and psychiatric diagnostic evaluation with medical services. The provider's National Provider Identifier (NPI) is 1922374354.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (203) 863-4210
- Email not available
Practice Locations
55 HOLLY HILL LN
Greenwich, CT 06830
Procedures Most Often Billed to Medicare
250 services · 65 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychiatric diagnostic evaluation with medical services | Treatment | 90792 |
23 | As often as other peers in Nurse Practitioner |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
227 | More often than most peers in Nurse Practitioner |
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 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
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 — 31 related providers in 4 groups
Other nurse practitioners in Greenwich 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1995 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Psychiatric diagnostic evaluation with medical services 8
Providers in CT who bill this service to Medicare most often.
Common questions
What does Maryfrances L. Desteno specialize in?
Maryfrances L. Desteno is a nurse practitioner in Greenwich, CT. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Maryfrances L. Desteno located?
Maryfrances L. Desteno is listed at 55 Holly Hill Ln, Greenwich, CT 06830. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Maryfrances L. Desteno's phone number?
The number on file is (203) 863-4210. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Maryfrances L. Desteno's NPI number?
Maryfrances L. Desteno's National Provider Identifier is 1922374354. 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 Maryfrances L. Desteno train?
Maryfrances L. Desteno attended Other, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How long has Maryfrances L. Desteno been practicing?
Maryfrances L. Desteno has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What does Maryfrances L. Desteno do most often?
According to Medicare billing data, Maryfrances L. Desteno provides treatments such as psychiatric diagnostic evaluation with medical services, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Maryfrances L. Desteno confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Maryfrances L. Desteno. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.