Doctor profile · Federal record

Dr. Naiel Nassar, MD

Infectious Disease Physician (CMS: Infectious Disease) · Internal Medicine Physician · Fresno, CA

  • NPI 1699743617
  • Accepts Medicare
  • 43 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2335 E Kashian Ln Ste 280
Fresno, CA 937012211
(559) 320-1090
fax (559) 320-0331
Mailing address
2625 E Divisadero St
Fresno, CA 937211431

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
February 2, 2021
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State license (1)
California #A49334

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699743617. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
57
Distinct HCPCS
2
Medicare allowed
$4,988
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 36 34 $99
99213 Established patient office or other outpatient visit, 20-29 minutes 21 20 $67

In context: peer comparison

Among 7 peers in Fresno Infectious Disease Physician, average services per provider: 147. This provider delivers 0.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
733
Patients
134
Total drug cost
$1,782,270
Drug Type Claims Patients Total cost
Biktarvy (Bictegrav/Emtricit/Tenofov Ala) Brand 199 49 $821,584
Triumeq (Abacavir/Dolutegravir/Lamivudi) Brand 85 18 $322,531
Atorvastatin Calcium Generic 80 25 $1,173
Tivicay (Dolutegravir Sodium) Brand 48 12 $112,101
Amlodipine Besylate Generic 44 19 $593
Gabapentin Generic 38 0 $1,005
Genvoya (Elviteg/Cob/Emtri/Tenof Alafen) Brand 38 0 $156,457
Descovy (Emtricitabine/Tenofov Alafenam) Brand 33 0 $77,250
Juluca (Dolutegravir/Rilpivirine) Brand 30 0 $108,225
Hydrochlorothiazide Generic 25 0 $95

Frequently asked questions

Auto-generated from federal data
What is Dr. Naiel Nassar's medical specialty?
Dr. Naiel Nassar practices Infectious Disease Physician in Fresno, CA.
Where does Dr. Naiel Nassar practice?
Dr. Naiel Nassar practices at 2335 E Kashian Ln Ste 280, Fresno, CA 937012211. Office phone: 5593201090.
What is Dr. Naiel Nassar's NPI?
Dr. Naiel Nassar's National Provider Identifier (NPI) is 1699743617, issued by NPPES.
Does Dr. Naiel Nassar accept Medicare assignment?
Yes. Dr. Naiel Nassar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Naiel Nassar commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.