Shawn O'Haver, AG-ACNP
NPI 1922450493 · Primary Care Nurse Practitioner · Lake Havasu City, AZ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shawn O'Haver, AG-ACNP is a Primary Care Nurse Practitioner provider in Lake Havasu City, AZ (NPI 1922450493).
Provider details
- NPI number
- 1922450493
- Entity type
- Individual
- Primary specialty
- Primary Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- AG-ACNP
- Sex
- Male
- Sole proprietor
- Yes
- License
- AP11115 (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 tenure25% of score
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,030 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 375 | $13 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 351 | $104 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 342 | $74 |
| Complete Ultrasound Study of Arm and Leg Arteries93923 | 120 | $104 |
| Advance Care Planning, First 30 Minutes99497 | 111 | $65 |
| Hemoglobin A1c Level83036 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 70 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 184 | 70 |
| Tamsulosin Hcl | 171 | 73 |
| Hydrochlorothiazide | 163 | 61 |
| Lisinopril | 152 | 55 |
| Levothyroxine Sodium | 150 | 56 |
| Losartan Potassium | 137 | 43 |
| Simvastatin | 123 | 44 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$128 across 7 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-07-08
- Last updated
- 2021-11-11
- Certified
- 2021-11-11
Frequently asked questions
- What is Shawn O'Haver's NPI number?
- Shawn O'Haver's National Provider Identifier (NPI) is 1922450493, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shawn O'Haver's specialty?
- Shawn O'Haver is listed in the NPPES registry with a primary specialty of Primary Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Shawn O'Haver located?
- Shawn O'Haver's practice location on file with NPPES is 84 Acoma Blvd N Ste 106, Lake Havasu City, AZ 86403-6096.
- What is Shawn O'Haver's phone number?
- The practice phone number listed in the NPPES registry for Shawn O'Haver is (928) 412-8808.
- Does Shawn O'Haver accept Medicare?
- Shawn O'Haver is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shawn O'Haver's NPI active?
- Yes — Shawn O'Haver's NPI (1922450493) is active in the NPPES registry as of the last update on 2021-11-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.