Are you Waleska L. Diaz, DNP, FNP-C? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileWhere to find Waleska L. Diaz, DNP, FNP-C
- Chatham location main office
471 Main St, Chatham, NJ 07928 - Roselle location
345 Chandler Ave, Roselle, NJ 07203
About Dr. Diaz
Waleska L. Diaz, DNP, FNP-C is a nurse practitioner based in Chatham, NJ. Waleska is also listed as specializing in nurse practitioner — family. Medicare claims data shows Waleska provided 599 services to 543 patients. 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, new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more, and detection test by immunoassay technique for severe acute respiratory syndrome coronavirus. The provider's National Provider Identifier (NPI) is 1629653217.
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
- (973) 635-4636
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
471 MAIN ST
Chatham, NJ 07928
345 Chandler Ave
Roselle, NJ 07203
Procedures Most Often Billed to Medicare
599 services · 543 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 2 views | Imaging | 71046 |
19 | As often as other peers in Nurse Practitioner |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
13 | Less often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
223 | 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 |
126 | More than most peers in Nurse Practitioner |
| Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus | Lab test | 87426 |
89 | More than most peers in Nurse Practitioner |
| Urinalysis, manual test | Lab test | 81002 |
55 | More often than most peers in Nurse Practitioner |
| Detection test by immunoassay with direct visual observation for influenza virus | Lab test | 87804 |
40 | As often as other peers in Nurse Practitioner |
| Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) | Lab test | 87880 |
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 |
11 | 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.
Other nurse practitioners at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
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 — 30 related providers in 4 groups
Other nurse practitioners in Chatham 6
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2021 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of chest, 2 views 8
Providers in NJ who bill this service to Medicare most often.
Common questions
What is Waleska L. Diaz, DNP's specialty?
Waleska L. Diaz, DNP is a nurse practitioner in Chatham, NJ. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Waleska L. Diaz, DNP?
Waleska L. Diaz, DNP is listed at 471 Main St, Chatham, NJ 07928. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Waleska L. Diaz, DNP?
The number on file is (973) 635-4636. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Waleska L. Diaz, DNP?
Waleska L. Diaz, DNP's National Provider Identifier is 1629653217. 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
What is Waleska L. Diaz, DNP's education?
Waleska L. Diaz, DNP attended Other, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Waleska L. Diaz, DNP have?
Waleska L. Diaz, DNP has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
What is Waleska L. Diaz, DNP known for?
According to Medicare billing data, Waleska L. Diaz, DNP performs imaging including x-ray of chest, 2 views; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Waleska L. Diaz, DNP's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Waleska L. Diaz, DNP. If this is you, claiming it is free.
Guide.md
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