Lauren Ng, M.D.
NPI 1841640109 · Nephrology Physician · Antioch, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lauren Ng, M.D. is a Nephrology Physician provider in Antioch, CA (NPI 1841640109).
Provider details
- NPI number
- 1841640109
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A160541 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
25 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 25 | $87 |
Typical Medicare-allowed amounts for these services range $87–$87 (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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 160 | 69 |
| Losartan Potassium | 137 | 50 |
| Furosemide | 97 | 41 |
| Empagliflozinbrand: Jardiance | 93 | 33 |
| Clonidine | 86 | 17 |
| Lisinopril | 80 | 30 |
| Calcium Acetate | 56 | 27 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-06-17
- Last updated
- 2024-12-10
- Certified
- 2024-12-10
Frequently asked questions
- What is Lauren Ng's NPI number?
- Lauren Ng's National Provider Identifier (NPI) is 1841640109, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lauren Ng's specialty?
- Lauren Ng is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Lauren Ng located?
- Lauren Ng's practice location on file with NPPES is 4501 Sand Creek Rd Fl 4, Antioch, CA 94531-8687.
- What is Lauren Ng's phone number?
- The practice phone number listed in the NPPES registry for Lauren Ng is (925) 813-3166.
- Does Lauren Ng accept Medicare?
- Lauren Ng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lauren Ng's NPI active?
- Yes — Lauren Ng's NPI (1841640109) is active in the NPPES registry as of the last update on 2024-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.