Provider Profile
Marianne J. Davies, APRN
Unclaimed ProfileAbout Marianne Davies
Listed in the NPI registry as a nurse practitioner, Marianne J. Davies, APRN practices in New Haven, CT. Medicare claims data shows Marianne provided 102 services to 55 patients. 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 established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. NPI 1285619353 identifies this record in the national registry.
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) 785-4191
- Email not available
Practice Locations
800 HOWARD AVE YALE PHYSICIANS BUILDING - 2ND FLOOR
New Haven, CT 06519
Procedures Most Often Billed to Medicare
102 services · 55 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
58 | 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 |
44 | As often as other 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 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
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 — 22 related providers in 3 groups
Other nurse practitioners in New Haven 6
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1987 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Marianne J. Davies specialize in?
Marianne J. Davies is a nurse practitioner in New Haven, CT. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Marianne J. Davies located?
Marianne J. Davies is listed at 800 Howard Ave Yale Physicians Building - 2Nd Floor, New Haven, CT 06519. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Marianne J. Davies's phone number?
The number on file is (203) 785-4191. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Marianne J. Davies?
Marianne J. Davies's National Provider Identifier is 1285619353. 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 Marianne J. Davies train?
Marianne J. Davies attended Other, graduating in 1987. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Marianne J. Davies have?
Marianne J. Davies has 39 years experience. Calculated from a graduation year of 1987, reported in the CMS National Downloadable File.
CMS public data
What does Marianne J. Davies do most often?
According to Medicare billing data, Marianne J. Davies the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Marianne J. Davies's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Marianne J. Davies. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.