April Hallquist, MD
NPI 1679894489 · Orthopaedic Surgery Physician · Corpus Christi, TX
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
April Hallquist, MD is a Orthopaedic Surgery Physician provider in Corpus Christi, TX (NPI 1679894489).
Provider details
- NPI number
- 1679894489
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 27946 (OK)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
16 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
621 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 206 | $119 |
| X-Ray of Shoulder, Minimum of 2 Views73030 | 91 | $33 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 68 | $63 |
| X-Ray of Wrist, Minimum of 3 Views73110 | 45 | $39 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 44 | $86 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Meloxicam | 89 | 29 |
| Ondansetronbrand: Ondansetron Odt | 72 | 69 |
| Celecoxib | 59 | 28 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 54 | 45 |
| Naproxen | 54 | 21 |
| Oxycodone Hcl | 36 | 18 |
| Pregabalin | 36 | 25 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$22 across 1 record (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
- 2010-06-15
- Last updated
- 2017-08-01
Frequently asked questions
- What is April Hallquist's NPI number?
- April Hallquist's National Provider Identifier (NPI) is 1679894489, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is April Hallquist's specialty?
- April Hallquist is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is April Hallquist located?
- April Hallquist's practice location on file with NPPES is 5920 Saratoga Blvd, Corpus Christi, TX 78414-4103.
- What is April Hallquist's phone number?
- The practice phone number listed in the NPPES registry for April Hallquist is (361) 986-4660.
- Does April Hallquist accept Medicare?
- April Hallquist is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is April Hallquist's NPI active?
- Yes — April Hallquist's NPI (1679894489) is active in the NPPES registry as of the last update on 2017-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.