Doctor profile · Federal record

Dr. Zamir Nestelbaum, MD

Psychiatry Physician (CMS: Psychiatry) · Psychiatry Physician · Worcester, MA

  • NPI 1518971399
  • Accepts Medicare
  • 45 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
338 Highland St
Worcester, MA 016022143
(508) 752-5880
fax (508) 831-9967

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
December 6, 2013
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State licenses (2)
Massachusetts #59160 · New York #150479
Medicaid
MA #3033848

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1518971399. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
326
Distinct HCPCS
3
Medicare allowed
$33,660
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 133 38 $130
90833 Psychotherapy with evaluation and management visit, 30 minutes 119 36 $70
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 74 30 $108

In context: peer comparison

Among 26 peers in this city , average services per provider: 189. This provider delivers 1.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
957
Patients
121
Total drug cost
$23,998
Drug Type Claims Patients Total cost
Clonazepam Generic 278 37 $2,700
Lorazepam Generic 85 21 $773
Alprazolam Generic 78 11 $348
Venlafaxine Hcl Er (Venlafaxine Hcl) Brand 76 11 $3,259
Bupropion Xl (Bupropion Hcl) Brand 69 16 $1,964
Lamotrigine Generic 65 0 $1,432
Trazodone Hcl Generic 51 0 $820
Escitalopram Oxalate Generic 50 0 $1,322
Quetiapine Fumarate Generic 43 14 $2,385
Aripiprazole Generic 42 11 $5,458

Frequently asked questions

Auto-generated from federal data
What is Dr. Zamir Nestelbaum's medical specialty?
Dr. Zamir Nestelbaum practices Psychiatry Physician in Worcester, MA.
Where does Dr. Zamir Nestelbaum practice?
Dr. Zamir Nestelbaum practices at 338 Highland St, Worcester, MA 016022143. Office phone: 5087525880.
What is Dr. Zamir Nestelbaum's NPI?
Dr. Zamir Nestelbaum's National Provider Identifier (NPI) is 1518971399, issued by NPPES.
Does Dr. Zamir Nestelbaum accept Medicare assignment?
Yes. Dr. Zamir Nestelbaum accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zamir Nestelbaum commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Psychotherapy with evaluation and management visit (HCPCS 90833); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309). Source: CMS Medicare Physician & Other Practitioners file.