Joanne Quan, MD
NPI 1881771715 · Internal Medicine Physician · Campbell, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joanne Quan, MD is a Internal Medicine Physician provider in Campbell, CA (NPI 1881771715).
Provider details
- NPI number
- 1881771715
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A87043 (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
19 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 · 96 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 279 | 102 |
| Levothyroxine Sodium | 224 | 71 |
| Losartan Potassium | 159 | 65 |
| Lisinopril | 144 | 53 |
| Amlodipine Besylate | 122 | 50 |
| Alendronate Sodium | 113 | 43 |
| Atenolol | 102 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-31
- Last updated
- 2021-12-20
Frequently asked questions
- What is Joanne Quan's NPI number?
- Joanne Quan's National Provider Identifier (NPI) is 1881771715, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanne Quan's specialty?
- Joanne Quan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joanne Quan located?
- Joanne Quan's practice location on file with NPPES is 220 E Hacienda Ave, Campbell, CA 95008-6617.
- What is Joanne Quan's phone number?
- The practice phone number listed in the NPPES registry for Joanne Quan is (408) 236-6400.
- Does Joanne Quan accept Medicare?
- Joanne Quan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joanne Quan's NPI active?
- Yes — Joanne Quan's NPI (1881771715) is active in the NPPES registry as of the last update on 2021-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.