Provider Profile
Diane Merkle, APRN
Unclaimed ProfileAbout Diane Merkle
Diane Merkle, APRN is a nurse practitioner based in Milford, CT. Diane is also listed as specializing in nurse practitioner — gerontology. According to Medicare claims data, Diane cared for 180 Medicare patients across 774 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, management of oxygen chamber therapy, and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more. The provider's National Provider Identifier (NPI) is 1255382446.
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) 878-5969
- Email not available
Practice Locations
33 HARBORVIEW AVE
Milford, CT 06460
Procedures Most Often Billed to Medicare
774 services · 180 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Management of oxygen chamber therapy | Treatment | 99183 |
189 | Too few peers to compare |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
507 | More than most peers in Nurse Practitioner |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
41 | More often than most peers in Nurse Practitioner |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
20 | 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 |
17 | Less 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.
Also at this address 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other nurse practitioners in Milford 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 2 groups
Class of 2003 at Other 7
Providers who graduated from the same medical school in the same year.
Also performs Management of oxygen chamber therapy 1
Providers in CT who bill this service to Medicare most often.
Common questions
What does Diane Merkle specialize in?
Diane Merkle is a nurse practitioner in Milford, CT. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Diane Merkle located?
Diane Merkle is listed at 33 Harborview Ave, Milford, CT 06460. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Diane Merkle's phone number?
The number on file is (203) 878-5969. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Diane Merkle's NPI number?
Diane Merkle's National Provider Identifier is 1255382446. 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 Diane Merkle train?
Diane Merkle attended Other, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
How long has Diane Merkle been practicing?
Diane Merkle has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
What does Diane Merkle do most often?
According to Medicare billing data, Diane Merkle provides treatments such as management of oxygen chamber therapy, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Diane Merkle confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Diane Merkle. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.