Dyan Sinclair, FNP-C
NPI 1578918934 · Family Nurse Practitioner · Bullhead City, AZ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dyan Sinclair, FNP-C is a Family Nurse Practitioner provider in Bullhead City, AZ (NPI 1578918934).
Provider details
- NPI number
- 1578918934
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- AP8580 (AZ)
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
10 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
688 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 602 | $105 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 42 | $75 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 31 | $12 |
| Automated Urinalysis Test81003 | 13 | $2 |
Typical Medicare-allowed amounts for these services range $2–$105 (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 · 153 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 715 | 219 |
| Levothyroxine Sodium | 553 | 148 |
| Losartan Potassium | 438 | 121 |
| Lisinopril | 393 | 123 |
| Gabapentin | 387 | 79 |
| Amlodipine Besylate | 305 | 99 |
| Albuterol Sulfate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-05-04
- Last updated
- 2016-10-20
Frequently asked questions
- What is Dyan Sinclair's NPI number?
- Dyan Sinclair's National Provider Identifier (NPI) is 1578918934, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dyan Sinclair's specialty?
- Dyan Sinclair is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Dyan Sinclair located?
- Dyan Sinclair's practice location on file with NPPES is 3750 Hway 95, Bullhead City, AZ 86442-8218.
- What is Dyan Sinclair's phone number?
- The practice phone number listed in the NPPES registry for Dyan Sinclair is (928) 444-1444.
- Does Dyan Sinclair accept Medicare?
- Dyan Sinclair is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dyan Sinclair's NPI active?
- Yes — Dyan Sinclair's NPI (1578918934) is active in the NPPES registry as of the last update on 2016-10-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.