Doctor profile · Federal record

Dr. Diana Roth O'Brien, MD, MPH, BA

Radiation Oncology Physician (CMS: Radiation Oncology) · Montvale, NJ

  • NPI 1043606957
  • Accepts Medicare
  • MIPS 93.7 / 100 · 2023
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
225 Summit Ave
Montvale, NJ 076451523
(201) 775-7000
Mailing address
111 Mountain Ave
New Rochelle, NY 108044727

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
August 3, 2020
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State license (1)
New York #304526

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043606957. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,795
Distinct HCPCS
10
Medicare allowed
$241,338
HCPCS Description Services Patients Avg allowed
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy 1,306 210 $22
77300 Calculation of radiation therapy dose 412 110 $36
77427 Radiation treatment management, 5 treatment sessions 266 131 $210
77334 Design and construction of complex radiation treatment device 194 75 $66
99205 New patient office or other outpatient visit, 60-74 minutes 142 142 $195
99213 Established patient office or other outpatient visit, 20-29 minutes 92 58 $71
77263 Complex radiation therapy planning 90 90 $184
77338 Design and construction of radiation treatment device for high precision radiation therapy 71 70 $247
77301 High precision radiation therapy planning 70 69 $460
77290 Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved 40 31 $91

In context: peer comparison

Among 1 peers in this city , average services per provider: 186. This provider delivers 15× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
122
Patients
85
Total drug cost
$2,832
Drug Type Claims Patients Total cost
Triamcinolone Acetonide Generic 83 72 $2,175
Silver Sulfadiazine Generic 16 13 $386
Hydrocortisone Generic 12 0 $222
Tamsulosin Hcl Generic 11 0 $48

Frequently asked questions

Auto-generated from federal data
What is Dr. Diana Roth O'Brien's medical specialty?
Dr. Diana Roth O'Brien practices Radiation Oncology Physician in Montvale, NJ.
Where does Dr. Diana Roth O'Brien practice?
Dr. Diana Roth O'Brien practices at 225 Summit Ave, Montvale, NJ 076451523. Office phone: 2017757000.
What is Dr. Diana Roth O'Brien's NPI?
Dr. Diana Roth O'Brien's National Provider Identifier (NPI) is 1043606957, issued by NPPES.
Does Dr. Diana Roth O'Brien accept Medicare assignment?
Yes. Dr. Diana Roth O'Brien accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diana Roth O'Brien commonly perform?
Top Medicare-reported procedures in 2023: Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy (HCPCS G6002); Calculation of radiation therapy dose (HCPCS 77300); Radiation treatment management, 5 treatment sessions (HCPCS 77427). Source: CMS Medicare Physician & Other Practitioners file.