Alison Hwong, MD, PHD
NPI 1164885844 · Psychiatry Physician · Palo Alto, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alison Hwong, MD, PHD is a Psychiatry Physician provider in Palo Alto, CA (NPI 1164885844).
Provider details
- NPI number
- 1164885844
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A151251 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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.
Practice location
Mailing address
Additional practice locations (2)
- 401 Parnassus Ave # 984San Francisco, CA 94143-2211Phone: (617) 435-3588
- 1001 Potrero Street, 6bSan Francisco, CA 94118Phone: (415) 206-5270Fax: (415) 206-4722
Registry dates
- Enumerated
- 2016-03-31
- Last updated
- 2024-03-16
- Certified
- 2024-03-16
Frequently asked questions
- What is Alison Hwong's NPI number?
- Alison Hwong's National Provider Identifier (NPI) is 1164885844, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alison Hwong's specialty?
- Alison Hwong is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Alison Hwong located?
- Alison Hwong's practice location on file with NPPES is 300 Pasteur Dr, Palo Alto, CA 94304-2203.
- What is Alison Hwong's phone number?
- The practice phone number listed in the NPPES registry for Alison Hwong is (650) 723-4000.
- Does Alison Hwong accept Medicare?
- Alison Hwong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alison Hwong's NPI active?
- Yes — Alison Hwong's NPI (1164885844) is active in the NPPES registry as of the last update on 2024-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.