Doctor profile · Federal record

Dr. Abby Landzberg, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Internal Medicine) · Internal Medicine Physician · South Weymouth, MA

  • NPI 1629055728
  • Accepts Medicare
  • 41 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
541 Main St, Suite 210
South Weymouth, MA 021901868
(781) 952-1280
fax (781) 952-1570
Mailing address
77 Accord Park Dr, Bldg D4
Norwell, MA 020611623

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
January 15, 2015
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
Massachusetts #74212
Medicaid
MA #3095690

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629055728. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,757
Distinct HCPCS
10
Medicare allowed
$212,889
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 3,960 42 $23
36415 Insertion of needle into vein for collection of blood sample 423 295 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 371 291 $100
99214 Established patient office or other outpatient visit, 30-39 minutes 266 200 $141
J3489 Injection, zoledronic acid, 1 mg 240 48 $8
96372 Injection of drug or substance under skin or into muscle 87 48 $16
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 65 65 $142
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 59 57 $88
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 57 39 $53
G0008 Administration of influenza virus vaccine 49 48 $34

In context: peer comparison

Among 3 peers in this city , average services per provider: 579. This provider delivers 9.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,005
Patients
611
Total drug cost
$494,235
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 402 118 $6,686
Metformin Hcl Er (Metformin Hcl) Brand 300 88 $6,636
Trulicity (Dulaglutide) Brand 149 38 $274,657
Alendronate Sodium Generic 142 54 $1,756
Atorvastatin Calcium Generic 129 38 $3,240
Jardiance (Empagliflozin) Brand 119 35 $189,361
Amlodipine Besylate Generic 110 34 $875
Lisinopril Generic 110 33 $1,288
Hydrochlorothiazide Generic 91 30 $576
Metformin Hcl Generic 87 29 $1,198

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Abby Landzberg's medical specialty?
Dr. Abby Landzberg practices Endocrinology, Diabetes & Metabolism Physician in South Weymouth, MA.
Where does Dr. Abby Landzberg practice?
Dr. Abby Landzberg practices at 541 Main St, South Weymouth, MA 021901868. Office phone: 7819521280.
What is Dr. Abby Landzberg's NPI?
Dr. Abby Landzberg's National Provider Identifier (NPI) is 1629055728, issued by NPPES.
Does Dr. Abby Landzberg accept Medicare assignment?
Yes. Dr. Abby Landzberg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Abby Landzberg commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.