Wai Park, D.O.
NPI 1871970541 · Clinical Genetics (M.D.) Physician · Duarte, CA
Enrolled with Medicare as Practitioner - Medical Genetics and Genomics · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Wai Park, D.O. is a Clinical Genetics (M.D.) Physician provider in Duarte, CA (NPI 1871970541).
Provider details
- NPI number
- 1871970541
- Entity type
- Individual
- Primary specialty
- Clinical Genetics (M.D.) PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- 20A15213 (CA)
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 tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
219 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) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 92 | $232 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 80 | $185 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 27 | $135 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 20 | $139 |
Typical Medicare-allowed amounts for these services range $135–$232 (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.
Practice location
Mailing address
Additional practice locations (2)
- 209 Fair Oaks AveSouth Pasadena, CA 91030-1814Phone: (626) 396-2900Fax: (626) 799-2889
- 1100 San Bernardino Rd Ste 1100Upland, CA 91786-4952Phone: (909) 949-2242Fax: (909) 891-5783
Registry dates
- Enumerated
- 2015-05-01
- Last updated
- 2023-03-29
- Certified
- 2023-03-29
Frequently asked questions
- What is Wai Park's NPI number?
- Wai Park's National Provider Identifier (NPI) is 1871970541, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Wai Park's specialty?
- Wai Park is listed in the NPPES registry with a primary specialty of Clinical Genetics (M.D.) Physician (Allopathic & Osteopathic Physicians).
- Where is Wai Park located?
- Wai Park's practice location on file with NPPES is 1500 Duarte Rd, Duarte, CA 91010-3012.
- What is Wai Park's phone number?
- The practice phone number listed in the NPPES registry for Wai Park is (626) 256-4673.
- Does Wai Park accept Medicare?
- Wai Park is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Wai Park's NPI active?
- Yes — Wai Park's NPI (1871970541) is active in the NPPES registry as of the last update on 2023-03-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.