Thynn Wai
NPI 1700940186 · Internal Medicine Physician · La Mesa, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thynn Wai is a Internal Medicine Physician provider in La Mesa, CA (NPI 1700940186).
Provider details
- NPI number
- 1700940186
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 25MA08144700 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
416 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 | 227 | $136 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 107 | $97 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 20 | $61 |
| Administration of Influenza Virus VaccineG0008 | 19 | $35 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 16 | $98 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 16 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 126 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 437 | 135 |
| Levothyroxine Sodium | 285 | 76 |
| Amlodipine Besylate | 276 | 95 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 178 | 32 |
| Losartan Potassium | 170 | 60 |
| Lisinopril | 146 | 52 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-20
- Last updated
- 2014-01-15
Frequently asked questions
- What is Thynn Wai's NPI number?
- Thynn Wai's National Provider Identifier (NPI) is 1700940186, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thynn Wai's specialty?
- Thynn Wai is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thynn Wai located?
- Thynn Wai's practice location on file with NPPES is 5525 Grossmont Center Dr, La Mesa, CA 91942-3009.
- What is Thynn Wai's phone number?
- The practice phone number listed in the NPPES registry for Thynn Wai is (619) 644-6812.
- Does Thynn Wai accept Medicare?
- Thynn Wai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thynn Wai's NPI active?
- Yes — Thynn Wai's NPI (1700940186) is active in the NPPES registry as of the last update on 2014-01-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.