Doctor profile · Federal record

Dr. Zacharia Isaac, MD

Pain Medicine (Physical Medicine & Rehabilitation) Physician (CMS: Physical Medicine and Rehabilitation) · Internal Medicine Physician · Physical Medicine & Rehabilitation Physician · Boston, MA

  • NPI 1760460828
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
125 Nashua St
Boston, MA 021141101
(617) 573-2188
Mailing address
10 Hoosic Dr
Canton, MA 020211226

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
October 28, 2011
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
2081P2900X — NUCC code
State license (1)
Massachusetts #214568
Medicaid
MA #0173991

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1760460828. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,596
Distinct HCPCS
10
Medicare allowed
$273,187
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 528 386 $122
99214 Established patient office or other outpatient visit, 30-39 minutes 288 215 $103
64483 Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level 230 171 $124
99213 Established patient office or other outpatient visit, 20-29 minutes 172 159 $83
64483 Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level 143 113 $121
99204 New patient office or other outpatient visit, 45-59 minutes 136 136 $166
64484 Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, each additional level 109 86 $55
99213 Established patient office or other outpatient visit, 20-29 minutes 103 91 $70
64493 Injection of lower or sacral spine facet joint using imaging guidance, single level 71 53 $130
64494 Injection of lower or sacral spine facet joint using imaging guidance, second level 64 47 $72

In context: peer comparison

Among 4 peers in Boston Pain Medicine (Physical Medicine & Rehabilitation) Physician, average services per provider: 74. This provider delivers 35× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$202
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Saluda Medical Americas, INC. 1 $202.20

By nature of payment

Food and Beverage
$202

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,751
Patients
496
Total drug cost
$50,431
Drug Type Claims Patients Total cost
Duloxetine Hcl Generic 754 209 $28,460
Gabapentin Generic 393 115 $6,869
Baclofen Generic 189 82 $4,340
Pregabalin Generic 73 17 $2,743
Tizanidine Hcl Generic 73 18 $1,292
Tramadol Hcl Generic 72 18 $358
Cyclobenzaprine Hcl Generic 33 0 $441
Celecoxib Generic 24 0 $414
Meloxicam Generic 24 0 $178
Fentanyl Generic 22 0 $1,715

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Zacharia Isaac's medical specialty?
Dr. Zacharia Isaac practices Pain Medicine (Physical Medicine & Rehabilitation) Physician in Boston, MA.
Where does Dr. Zacharia Isaac practice?
Dr. Zacharia Isaac practices at 125 Nashua St, Boston, MA 021141101. Office phone: 6175732188.
What is Dr. Zacharia Isaac's NPI?
Dr. Zacharia Isaac's National Provider Identifier (NPI) is 1760460828, issued by NPPES.
Does Dr. Zacharia Isaac accept Medicare assignment?
Yes. Dr. Zacharia Isaac accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zacharia Isaac 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 99214); Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level (HCPCS 64483). Source: CMS Medicare Physician & Other Practitioners file.