Doctor profile · Federal record

Dr. Lia Rosenberg, PA

Physician Assistant · Physician Assistant · Cambridge, MA

  • NPI 1821577727
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
237 Hampshire St
Cambridge, MA 02139
(617) 575-5570
Additional location
2067 Massachusetts Ave
Cambridge, MA 021401340
Mailing address
2067 Massachusetts Ave
Cambridge, MA 021401340

Credentials & registration

NPPES · NUCC
NPI registered
August 2018 — 8 yrs on file
Profile last updated
March 7, 2019
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Massachusetts #PA7187

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821577727. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
41
Distinct HCPCS
2
Medicare allowed
$3,003
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 23 22 $76
99213 Established patient office or other outpatient visit, 20-29 minutes 18 17 $70

In context: peer comparison

Among 21 peers in this city , average services per provider: 38. This provider delivers 1.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
720
Patients
244
Total drug cost
$41,258
Drug Type Claims Patients Total cost
Omeprazole Generic 121 44 $2,376
Atorvastatin Calcium Generic 86 30 $1,851
Lisinopril Generic 82 37 $1,105
Amlodipine Besylate Generic 68 20 $639
Levothyroxine Sodium Generic 48 23 $900
Metoprolol Succinate Generic 43 18 $983
Hydrochlorothiazide Generic 37 14 $201
Famotidine Generic 33 0 $404
Pantoprazole Sodium Generic 33 0 $748
Tamsulosin Hcl Generic 32 16 $761

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lia Rosenberg's medical specialty?
Dr. Lia Rosenberg practices Physician Assistant in Cambridge, MA.
Where does Dr. Lia Rosenberg practice?
Dr. Lia Rosenberg practices at 237 Hampshire St, Cambridge, MA 02139. Office phone: 6175755570.
What is Dr. Lia Rosenberg's NPI?
Dr. Lia Rosenberg's National Provider Identifier (NPI) is 1821577727, issued by NPPES.
Does Dr. Lia Rosenberg accept Medicare assignment?
Yes. Dr. Lia Rosenberg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lia Rosenberg 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). Source: CMS Medicare Physician & Other Practitioners file.