Doctor profile · Federal record

Dr. Sandra Lau, MD

Internal Medicine Physician (CMS: Internal Medicine) · Boston, MA

  • NPI 1508205881
  • Accepts Medicare
  • 13 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
800 Washington St
Boston, MA 021111552
(617) 636-5000

Credentials & registration

NPPES · NUCC
NPI registered
June 2013 — 13 yrs on file
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #256424

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508205881. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
366
Distinct HCPCS
8
Medicare allowed
$37,618
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 92 58 $104
99213 Established patient office or other outpatient visit, 20-29 minutes 64 62 $69
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 59 27 $126
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 44 16 $84
99238 Hospital discharge day management, 30 minutes or less 40 40 $87
99213 Established patient office or other outpatient visit, 20-29 minutes 24 18 $70
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 23 22 $184
99215 Established patient office or other outpatient visit, 40-54 minutes 20 14 $153

In context: peer comparison

Among 547 peers in Boston Internal Medicine Physician, average services per provider: 81. This provider delivers 4.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,344
Patients
357
Total drug cost
$22,025
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 256 68 $4,259
Lisinopril Generic 155 38 $1,480
Alendronate Sodium Generic 100 28 $1,447
Levothyroxine Sodium Generic 99 19 $1,686
Amlodipine Besylate Generic 97 32 $937
Losartan Potassium Generic 96 27 $1,691
Metformin Hcl ER (Metformin Hcl) Brand 93 28 $1,415
Omeprazole Generic 71 19 $1,235
Fluticasone Propionate Generic 65 22 $1,523
Diclofenac Sodium Generic 62 19 $2,311

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sandra Lau's medical specialty?
Dr. Sandra Lau practices Internal Medicine Physician in Boston, MA.
Where does Dr. Sandra Lau practice?
Dr. Sandra Lau practices at 800 Washington St, Boston, MA 021111552. Office phone: 6176365000.
What is Dr. Sandra Lau's NPI?
Dr. Sandra Lau's National Provider Identifier (NPI) is 1508205881, issued by NPPES.
Does Dr. Sandra Lau accept Medicare assignment?
Yes. Dr. Sandra Lau accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sandra Lau commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.