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Physician

NEREIDA DIAZ-JOHNSON, M.D.

Internal Medicine

UNION, NJ, 07083
NPI: 1013939917

Contact

Internal Medicine

UNION, NJ

Hospital Affiliations

Search procedure prices at these hospitals only

Common Procedures for Internal Medicine

Annual Physical ExamChronic Disease ManagementPreventive ScreeningBlood Pressure ManagementDiabetes ManagementCholesterol ManagementImmunizationsEKGSpirometryHealth Risk Assessment

Based on specialty. Actual services may vary — contact the provider's office to confirm.

Procedure Pricing (Medicare Data)

Based on CMS Medicare Provider Utilization data for 2023. These represent what this physician charged Medicare, not necessarily what you would pay. Compare with other physicians

ProcedureAvg ChargeMedicare AllowedMedicare PaidServices
99454
Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days
$300$59$4545
93922
Ultrasound study of arm and leg arteries
$300$92$5017
99214
Established patient office or other outpatient visit, 30-39 minutes
$228$141$104248
G0506
Comprehensive assessment of and care planning for patients requiring chronic care management services (list separately in addition to primary monthly care management service)
$200$68$5427
G0439
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
$200$142$14290
99497
Advance care planning, first 30 minutes
$200$90$7433
90694
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage
$197$76$7644
99213
Established patient office or other outpatient visit, 20-29 minutes
$169$98$7678
99457
Management using the results of remote vital sign monitoring per calendar month, first 20 minutes
$100$54$41102
99211
Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional
$70$26$1911
93000
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report
$50$16$984
96372
Injection of drug or substance under skin or into muscle
$50$16$12106
G0008
Administration of influenza virus vaccine
$45$34$3452
36415
Insertion of needle into vein for collection of blood sample
$25$8$8299
J3420
Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg
$25$1$164
81002
Urinalysis, manual test
$20$3$320

Compare prices for procedures performed by Internal Medicine physicians

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Physician identity data from the NPPES NPI Registry. Last synced 3/28/2026.