Doctor profile · Federal record

Dr. Johanna Lam, NP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Newton, MA

  • NPI 1629486477
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2000 Washington St Ste 544
Newton, MA 02462
(617) 910-0368
fax (888) 806-8144
Additional location
10 Gove St
East Boston, MA 021281920
(617) 569-5800
fax (617) 568-4780

Credentials & registration

NPPES · NUCC
NPI registered
July 2014 — 12 yrs on file
Profile last updated
October 8, 2018
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Massachusetts #RN2276817

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629486477. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
185
Distinct HCPCS
6
Medicare allowed
$18,040
HCPCS Description Services Patients Avg allowed
99203 New patient office or other outpatient visit, 30-44 minutes 85 85 $105
69210 Removal of impacted ear wax 36 36 $44
99204 New patient office or other outpatient visit, 45-59 minutes 19 19 $154
92504 Exam of ear using a microscope 18 18 $29
31575 Diagnostic exam of voice box using a flexible endoscope 16 16 $127
31231 Diagnostic exam of nasal passages using an endoscope 11 11 $187

In context: peer comparison

Among 4 peers in this city , average services per provider: 64. This provider delivers 2.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
73
Patients
15
Total drug cost
$3,023
Drug Type Claims Patients Total cost
Ipratropium Bromide Generic 18 0 $497
Azelastine Hcl Generic 16 0 $480
Prednisone Generic 15 15 $62
Ciprofloxacin-Dexamethasone (Ciprofloxacin Hcl/Dexameth) Brand 12 0 $1,617
Omeprazole Generic 12 0 $368

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Johanna Lam's medical specialty?
Dr. Johanna Lam practices Family Nurse Practitioner in Newton, MA.
Where does Dr. Johanna Lam practice?
Dr. Johanna Lam practices at 2000 Washington St Ste 544, Newton, MA 02462. Office phone: 6179100368.
What is Dr. Johanna Lam's NPI?
Dr. Johanna Lam's National Provider Identifier (NPI) is 1629486477, issued by NPPES.
Does Dr. Johanna Lam accept Medicare assignment?
Yes. Dr. Johanna Lam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Johanna Lam commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); Removal of impacted ear wax (HCPCS 69210); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.