Doctor profile · Federal record

Dr. Issa Shammas, MD

Internal Medicine Physician (CMS: Internal Medicine) · Indianapolis, IN

  • NPI 1073554424
  • Accepts Medicare
  • 46 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9650 E Washington St, Ste 100
Indianapolis, IN 462293032
(317) 890-5500
fax (317) 890-5566
Mailing address
250 N Shadeland Ave
Indianapolis, IN 462194959

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
January 11, 2021
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Indiana #01033318
Medicaid
IN #100330370

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073554424. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,607
Distinct HCPCS
10
Medicare allowed
$99,232
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 315 154 $118
80061 Blood test, lipids (cholesterol and triglycerides) 219 116 $13
83036 Hemoglobin a1c level 212 112 $9
99213 Established patient office or other outpatient visit, 20-29 minutes 201 126 $81
99497 Advance care planning, first 30 minutes 117 117 $77
G0446 Annual, face-to-face intensive behavioral therapy for cardiovascular disease, individual, 15 minutes 115 115 $24
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 92 50 $21
G0008 Administration of influenza virus vaccine 88 87 $29
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 86 86 $120
90662 Influenza vaccine split virus, preservative free 85 84 $72

In context: peer comparison

Among 195 peers in Indianapolis Internal Medicine Physician, average services per provider: 101. This provider delivers 16× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,277
Patients
976
Total drug cost
$46,795
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 565 179 $8,518
Amlodipine Besylate Generic 498 141 $3,455
Rosuvastatin Calcium Generic 236 65 $7,685
Levothyroxine Sodium Generic 231 66 $3,423
Metformin Hcl Generic 190 61 $1,373
Losartan Potassium Generic 183 54 $2,550
Pravastatin Sodium Generic 183 50 $3,902
Lisinopril Generic 179 53 $1,215
Metformin Hcl ER (Metformin Hcl) Brand 174 51 $2,018
Fluticasone Propionate Generic 153 64 $2,547

Frequently asked questions

Auto-generated from federal data
What is Dr. Issa Shammas's medical specialty?
Dr. Issa Shammas practices Internal Medicine Physician in Indianapolis, IN.
Where does Dr. Issa Shammas practice?
Dr. Issa Shammas practices at 9650 E Washington St, Indianapolis, IN 462293032. Office phone: 3178905500.
What is Dr. Issa Shammas's NPI?
Dr. Issa Shammas's National Provider Identifier (NPI) is 1073554424, issued by NPPES.
Does Dr. Issa Shammas accept Medicare assignment?
Yes. Dr. Issa Shammas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Issa Shammas commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Blood test, lipids (cholesterol and triglycerides) (HCPCS 80061); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.