Chiou-Yan Lai, PA-C
NPI 1801347901 · Physician Assistant · Phoenix, AZ
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chiou-Yan Lai, PA-C is a Physician Assistant provider in Phoenix, AZ (NPI 1801347901).
Provider details
- NPI number
- 1801347901
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- 6435 (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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
162 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 | 53 | $106 |
| 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 | 19 | $13 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 17 | $16 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 17 | $16 |
| Ultrasound Study of Arm and Leg Arteries93922 | 15 | $67 |
| Testing of Autonomic Nervous System Function and Heart Rate Response to Deep Breathing95921 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 210 | 73 |
| Metformin Hcl | 158 | 47 |
| Losartan Potassium | 101 | 32 |
| Lisinopril | 94 | 31 |
| Rosuvastatin Calcium | 92 | 31 |
| Levothyroxine Sodium | 90 | 28 |
| Albuterol Sulfate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$390 across 19 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
Additional practice locations (1)
- 1847 W Heatherbrae DrPhoenix, AZ 85015-4764Phone: (602) 274-2100
Registry dates
- Enumerated
- 2016-10-24
- Last updated
- 2025-10-28
- Certified
- 2025-10-28
Frequently asked questions
- What is Chiou-Yan Lai's NPI number?
- Chiou-Yan Lai's National Provider Identifier (NPI) is 1801347901, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chiou-Yan Lai's specialty?
- Chiou-Yan Lai is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Chiou-Yan Lai located?
- Chiou-Yan Lai's practice location on file with NPPES is 7725 N 43rd Ave Ste 510, Phoenix, AZ 85051-5771.
- What is Chiou-Yan Lai's phone number?
- The practice phone number listed in the NPPES registry for Chiou-Yan Lai is (623) 207-5465.
- Does Chiou-Yan Lai accept Medicare?
- Chiou-Yan Lai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chiou-Yan Lai's NPI active?
- Yes — Chiou-Yan Lai's NPI (1801347901) is active in the NPPES registry as of the last update on 2025-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.