Tina Chu, PA
NPI 1164642864 · Physician Assistant · Scottsdale, AZ
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tina Chu, PA is a Physician Assistant provider in Scottsdale, AZ (NPI 1164642864).
Provider details
- NPI number
- 1164642864
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- 3243 (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
19 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
116 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 | 72 | $47 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 25 | $106 |
| New Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 15 Minutes Or More99202 | 19 | $59 |
Typical Medicare-allowed amounts for these services range $47–$106 (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 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lisinopril | 60 | 25 |
| Atorvastatin Calcium | 49 | 23 |
| Losartan Potassium | 45 | 18 |
| Amlodipine Besylate | 41 | 19 |
| Metoprolol Succinate | 38 | 14 |
| Levothyroxine Sodium | 38 | 13 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Tina Chu's NPI number?
- Tina Chu's National Provider Identifier (NPI) is 1164642864, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tina Chu's specialty?
- Tina Chu is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tina Chu located?
- Tina Chu's practice location on file with NPPES is 7555 E Osborn Rd, Scottsdale, AZ 85251-6434.
- What is Tina Chu's phone number?
- The practice phone number listed in the NPPES registry for Tina Chu is (480) 947-5454.
- Does Tina Chu accept Medicare?
- Tina Chu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tina Chu's NPI active?
- Yes — Tina Chu's NPI (1164642864) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.