Doctor profile · Federal record

Dr. Nathaniel Montag, D.O.

Physical Medicine & Rehabilitation Physician (CMS: Physical Medicine and Rehabilitation) · Physical Medicine & Rehabilitation Physician · Physical Medicine & Rehabilitation Physician · Student in an Organized Health Care Education/Training Program · Englewood, NJ

  • NPI 1033503255
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 11 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
500 Grand Ave
Englewood, NJ 076314967
(201) 567-2277
Additional location
355 W 16Th St
Indianapolis, IN 462022207
(317) 963-7077
Mailing address
355 W 16Th St
Indianapolis, IN 462022207

Credentials & registration

NPPES · NUCC
NPI registered
March 2015 — 11 yrs on file
Profile last updated
April 30, 2019
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
208100000X — NUCC code
State licenses (3)
New Jersey #25MB10420400 · New York #296383-1 · Indiana #02005347A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033503255. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,891
Distinct HCPCS
10
Medicare allowed
$375,255
HCPCS Description Services Patients Avg allowed
J7320 Hyaluronan or derivitive, genvisc 850, for intra-articular injection, 1 mg 2,175 17 $6
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 1,271 229 $122
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 478 41 $26
99214 Established patient office or other outpatient visit, 30-39 minutes 387 142 $145
97150 Therapy procedure in a group setting 219 30 $15
97124 Therapy procedure using massage, each 15 minutes 205 19 $30
97140 Therapy procedure using manual technique, each 15 minutes 146 30 $23
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 138 119 $153
20611 Aspiration and/or injection of fluid large joint using ultrasound guidance 136 55 $129
99215 Established patient office or other outpatient visit, 40-54 minutes 129 72 $206

In context: peer comparison

Among 13 peers in this city , average services per provider: 318. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$16
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Collegium Pharmaceutical, Inc. 1 $15.96

By nature of payment

Food and Beverage
$16

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
409
Patients
35
Total drug cost
$66,804
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 100 23 $2,969
Gabapentin Generic 73 12 $2,193
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 38 0 $1,038
Oxycontin (Oxycodone Hcl) Brand 23 0 $26,989
Pregabalin Generic 23 0 $511
Tizanidine Hcl Generic 23 0 $282
Duloxetine Hcl Generic 20 0 $816
Baclofen Generic 18 0 $1,049
Diclofenac Sodium Generic 15 0 $1,072
Celecoxib Generic 14 0 $348

Frequently asked questions

Auto-generated from federal data
What is Dr. Nathaniel Montag's medical specialty?
Dr. Nathaniel Montag practices Physical Medicine & Rehabilitation Physician in Englewood, NJ.
Where does Dr. Nathaniel Montag practice?
Dr. Nathaniel Montag practices at 500 Grand Ave, Englewood, NJ 076314967. Office phone: 2015672277.
What is Dr. Nathaniel Montag's NPI?
Dr. Nathaniel Montag's National Provider Identifier (NPI) is 1033503255, issued by NPPES.
Does Dr. Nathaniel Montag accept Medicare assignment?
Yes. Dr. Nathaniel Montag accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathaniel Montag commonly perform?
Top Medicare-reported procedures in 2023: Hyaluronan or derivitive, genvisc 850, for intra-articular injection, 1 mg (HCPCS J7320); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110). Source: CMS Medicare Physician & Other Practitioners file.