Issa Shammas, MD
NPI 1073554424 · Internal Medicine Physician · Indianapolis, IN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Issa Shammas, MD is a Internal Medicine Physician provider in Indianapolis, IN (NPI 1073554424).
Provider details
- NPI number
- 1073554424
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 01033318 (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,276 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 297 | $119 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 212 | $13 |
| Hemoglobin A1c Level83036 | 209 | $10 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 164 | $84 |
| Advance Care Planning, First 30 Minutes99497 | 93 | $76 |
| Annual, Face-To-Face Intensive Behavioral Therapy for Cardiovascular Disease, Individual, 15 MinutesG0446 | 92 | $24 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 114 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 596 | 171 |
| Amlodipine Besylate | 539 | 158 |
| Rosuvastatin Calcium | 265 | 80 |
| Losartan Potassium | 230 | 69 |
| Levothyroxine Sodium | 206 | 60 |
| Lisinopril | 193 | 50 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-09
- Last updated
- 2021-01-11
- Certified
- 2021-01-11
Frequently asked questions
- What is Issa Shammas's NPI number?
- Issa Shammas's National Provider Identifier (NPI) is 1073554424, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Issa Shammas's specialty?
- Issa Shammas is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Issa Shammas located?
- Issa Shammas's practice location on file with NPPES is 9650 E Washington St, Indianapolis, IN 46229-3032.
- What is Issa Shammas's phone number?
- The practice phone number listed in the NPPES registry for Issa Shammas is (317) 890-5500.
- Does Issa Shammas accept Medicare?
- Issa Shammas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Issa Shammas's NPI active?
- Yes — Issa Shammas's NPI (1073554424) is active in the NPPES registry as of the last update on 2021-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.