Doctor profile · Federal record

Dr. Maria Nieto, MD

Medical Oncology Physician (CMS: Medical Oncology) · New York, NY

  • NPI 1548496326
  • Accepts Medicare
  • MIPS 71.2 / 100 · 2023
  • 27 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Gustave L Levy Pl # 1410
New York, NY 100296500
(212) 241-6021
Mailing address
182 E 95Th St Apt 7K
New York, NY 101282563

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
New York #236570

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548496326. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
644
Distinct HCPCS
7
Medicare allowed
$113,781
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 245 124 $207
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 112 107 $199
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 108 56 $91
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 61 36 $136
99214 Established patient office or other outpatient visit, 30-39 minutes 57 48 $148
99205 New patient office or other outpatient visit, 60-74 minutes 47 47 $257
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 14 14 $150

In context: peer comparison

Among 122 peers in this city , average services per provider: 215. This provider delivers 3.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
618
Patients
91
Total drug cost
$2,329,474
Drug Type Claims Patients Total cost
Hydroxyurea Generic 69 13 $1,489
Acyclovir Generic 67 13 $662
Eliquis (Apixaban) Brand 65 15 $47,742
Pantoprazole Sodium Generic 60 17 $636
Gabapentin Generic 52 14 $554
Warfarin Sodium Generic 41 0 $514
Ondansetron Hcl Generic 40 19 $498
Lenalidomide Generic 39 0 $525,413
Jakafi (Ruxolitinib Phosphate) Brand 31 0 $785,166
Imatinib Mesylate Generic 30 0 $61,925

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Nieto's medical specialty?
Dr. Maria Nieto practices Medical Oncology Physician in New York, NY.
Where does Dr. Maria Nieto practice?
Dr. Maria Nieto practices at 1 Gustave L Levy Pl # 1410, New York, NY 100296500. Office phone: 2122416021.
What is Dr. Maria Nieto's NPI?
Dr. Maria Nieto's National Provider Identifier (NPI) is 1548496326, issued by NPPES.
Does Dr. Maria Nieto accept Medicare assignment?
Yes. Dr. Maria Nieto accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Nieto commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.