Doctor profile · Federal record

Dr. ANNA IZQUIERDO-PORRERA, M.D PHD

Geriatric Medicine (Internal Medicine) Physician (CMS: GERIATRIC MEDICINE) · SILVER SPRING, MD

  • NPI 1033281910
  • Accepts Medicare
  • MIPS 80.6 / 100 · 2023
  • 33 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
11120 NEW HAMPSHIRE AVE STE 509
SILVER SPRING, MD 209042618
(240) 844-2552
fax (844) 423-7397

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
December 4, 2024
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207RG0300X — NUCC code
State license (1)
Maryland #D0061299

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033281910. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
408
Distinct HCPCS
10
Medicare allowed
$37,266
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 96 51 $7
99214 Established patient office or other outpatient visit, 30-39 minutes 81 39 $142
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 68 25 $138
99213 Established patient office or other outpatient visit, 20-29 minutes 29 20 $100
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 26 20 $81
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 26 16 $201
M0201 Covid-19 vaccine administration inside a patient's home; reported only once per individual home per date of service when only covid-19 vaccine administration is performed at the patient's home 22 22 $39
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 21 21 $144
90480 Admn sarscov2 vacc 1 dose 20 20 $45
G0008 Administration of influenza virus vaccine 19 19 $35

In context: peer comparison

Among 5 peers in this city , average services per provider: 83. This provider delivers 4.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
685
Patients
174
Total drug cost
$11,424
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 87 28 $1,347
Levothyroxine Sodium Generic 77 26 $1,850
Metformin Hcl Generic 65 21 $809
Lisinopril Generic 64 21 $844
Amlodipine Besylate Generic 61 23 $851
Losartan Potassium Generic 56 18 $1,181
Sertraline Hcl Generic 43 0 $734
Glipizide Generic 40 12 $693
Metoprolol Succinate Generic 40 13 $763
Gabapentin Generic 30 0 $690