Susan Imamura, M.D.
NPI 1336321850 · Psychiatry Physician · Palo Alto, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Susan Imamura, M.D. is a Psychiatry Physician provider in Palo Alto, CA (NPI 1336321850).
Provider details
- NPI number
- 1336321850
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A105062 (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
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lorazepam | 105 | 30 |
| Gabapentin | 104 | 26 |
| Sertraline Hcl | 85 | 28 |
| Trazodone Hcl | 74 | 25 |
| Quetiapine Fumarate | 70 | 19 |
| Clonazepam | 65 | 13 |
| Clozapine | 50 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-11-27
- Last updated
- 2021-12-15
Frequently asked questions
- What is Susan Imamura's NPI number?
- Susan Imamura's National Provider Identifier (NPI) is 1336321850, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Susan Imamura's specialty?
- Susan Imamura is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Susan Imamura located?
- Susan Imamura's practice location on file with NPPES is 401 Quarry Rd, Palo Alto, CA 94304-1419.
- What is Susan Imamura's phone number?
- The practice phone number listed in the NPPES registry for Susan Imamura is (650) 724-4652.
- Does Susan Imamura accept Medicare?
- Susan Imamura is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Susan Imamura's NPI active?
- Yes — Susan Imamura's NPI (1336321850) is active in the NPPES registry as of the last update on 2021-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.