Doctor profile · Federal record

Dr. Irma Alarcon Najera, M.D.

Infectious Disease Physician (CMS: Infectious Disease) · Brockton, MA

  • NPI 1548416449
  • Accepts Medicare
  • 22 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
830 Oak St, Suite 105W
Brockton, MA 023011168
(508) 897-4794
fax (508) 897-4781

Credentials & registration

NPPES · NUCC
NPI registered
August 2008 — 18 yrs on file
Profile last updated
May 2, 2014
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State license (1)
Massachusetts #256890

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548416449. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,150
Distinct HCPCS
4
Medicare allowed
$98,718
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 865 262 $75
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 232 205 $124
99213 Established patient office or other outpatient visit, 20-29 minutes 36 11 $63
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 17 17 $167

In context: peer comparison

Among 2 peers in Brockton Infectious Disease Physician, average services per provider: 210. This provider delivers 5.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$594
Transactions
9
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Smith+Nephew, INC. 7 $443.91
Abbvie INC. 2 $150.05

By nature of payment

Food and Beverage
$594

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
104
Patients
0
Total drug cost
$50,404
Drug Type Claims Patients Total cost
Daptomycin Generic 34 0 $31,547
Cefepime Hcl Generic 32 0 $6,575
Ertapenem (Ertapenem Sodium) Brand 15 0 $8,307
Vancomycin Hcl-0.9% Nacl (Vancomycin/0.9 % Sod Chloride) Brand 12 0 $2,759
Cefazolin Sodium Generic 11 0 $1,217

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Irma Alarcon Najera's medical specialty?
Dr. Irma Alarcon Najera practices Infectious Disease Physician in Brockton, MA.
Where does Dr. Irma Alarcon Najera practice?
Dr. Irma Alarcon Najera practices at 830 Oak St, Brockton, MA 023011168. Office phone: 5088974794.
What is Dr. Irma Alarcon Najera's NPI?
Dr. Irma Alarcon Najera's National Provider Identifier (NPI) is 1548416449, issued by NPPES.
Does Dr. Irma Alarcon Najera accept Medicare assignment?
Yes. Dr. Irma Alarcon Najera accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Irma Alarcon Najera commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.