Nhung Quach, MD
NPI 1104484419 · Internal Medicine Physician · Santa Rosa, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nhung Quach, MD is a Internal Medicine Physician provider in Santa Rosa, CA (NPI 1104484419).
Provider details
- NPI number
- 1104484419
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 4301506088 (MI)
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 tenure38% of score
7 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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cefpodoxime Proxetil | 26 | 26 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 20 | 20 |
| Doxycycline Monohydrate | 17 | 17 |
| Prednisone | 15 | 15 |
| Oxycodone Hcl | 14 | 11 |
| Atorvastatin Calcium | 12 | 12 |
| Cephalexin | 12 | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-06-01
- Last updated
- 2022-10-07
- Certified
- 2022-10-07
Frequently asked questions
- What is Nhung Quach's NPI number?
- Nhung Quach's National Provider Identifier (NPI) is 1104484419, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nhung Quach's specialty?
- Nhung Quach is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nhung Quach located?
- Nhung Quach's practice location on file with NPPES is 401 Bicentennial Way, Santa Rosa, CA 95403-2149.
- What is Nhung Quach's phone number?
- The practice phone number listed in the NPPES registry for Nhung Quach is (707) 393-4000.
- Does Nhung Quach accept Medicare?
- Nhung Quach is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nhung Quach's NPI active?
- Yes — Nhung Quach's NPI (1104484419) is active in the NPPES registry as of the last update on 2022-10-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.