Dian Dyer, FNP
NPI 1396328936 · Family Nurse Practitioner · Baldwin, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dian Dyer, FNP is a Family Nurse Practitioner provider in Baldwin, NY (NPI 1396328936).
Provider details
- NPI number
- 1396328936
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 675302 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
5 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
119 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 85 | $55 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 21 | $88 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 13 | $16 |
Typical Medicare-allowed amounts for these services range $16–$88 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methylprednisolone | 48 | 47 |
| Atorvastatin Calcium | 41 | 25 |
| Azithromycin | 32 | 30 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 28 | 19 |
| Amlodipine Besylate | 28 | 18 |
| Mupirocin | 26 | 24 |
| Rosuvastatin Calcium | 22 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-05-02
- Last updated
- 2021-05-02
- Certified
- 2021-05-02
Frequently asked questions
- What is Dian Dyer's NPI number?
- Dian Dyer's National Provider Identifier (NPI) is 1396328936, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dian Dyer's specialty?
- Dian Dyer is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Dian Dyer located?
- Dian Dyer's practice location on file with NPPES is 1000 Atlantic Ave, Baldwin, NY 11510-4247.
- What is Dian Dyer's phone number?
- The practice phone number listed in the NPPES registry for Dian Dyer is (516) 867-0800.
- Does Dian Dyer accept Medicare?
- Dian Dyer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dian Dyer's NPI active?
- Yes — Dian Dyer's NPI (1396328936) is active in the NPPES registry as of the last update on 2021-05-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.