Rossana Lau-Ng, M.D.
NPI 1902125917 · Geriatric Medicine (Family Medicine) Physician · Boston, MA
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rossana Lau-Ng, M.D. is a Geriatric Medicine (Family Medicine) Physician provider in Boston, MA (NPI 1902125917).
Provider details
- NPI number
- 1902125917
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Family Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 254200 (MA)
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 tenure28% of score
16 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
369 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 Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 135 | $115 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 67 | $192 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 67 | $115 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 51 | $163 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 49 | $163 |
Typical Medicare-allowed amounts for these services range $115–$192 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 78 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 450 | 43 |
| Apixabanbrand: Eliquis | 228 | 24 |
| Metoprolol Succinate | 178 | 20 |
| Amlodipine Besylate | 178 | 25 |
| Trazodone Hcl | 159 | 17 |
| Torsemide | 131 | 17 |
| Levetiracetam | 127 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-06-01
- Last updated
- 2017-09-29
Frequently asked questions
- What is Rossana Lau-Ng's NPI number?
- Rossana Lau-Ng's National Provider Identifier (NPI) is 1902125917, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rossana Lau-Ng's specialty?
- Rossana Lau-Ng is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Family Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Rossana Lau-Ng located?
- Rossana Lau-Ng's practice location on file with NPPES is 725 Albany St, Boston, MA 02118.
- What is Rossana Lau-Ng's phone number?
- The practice phone number listed in the NPPES registry for Rossana Lau-Ng is (617) 638-6100.
- Does Rossana Lau-Ng accept Medicare?
- Rossana Lau-Ng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rossana Lau-Ng's NPI active?
- Yes — Rossana Lau-Ng's NPI (1902125917) is active in the NPPES registry as of the last update on 2017-09-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.