Ara Hanissian, MD
NPI 1679649271 · Adolescent Medicine (Internal Medicine) Physician · Collierville, TN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ara Hanissian, MD is a Adolescent Medicine (Internal Medicine) Physician provider in Collierville, TN (NPI 1679649271).
Provider details
- NPI number
- 1679649271
- Entity type
- Individual
- Primary specialty
- Adolescent Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 29057 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
20,649 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 998 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 988 | $10 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 934 | $117 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 901 | $16 |
| Thyroxine (thyroid Chemical), Free84439 | 894 | $9 |
| Red Blood Cell Sedimentation Rate, to Detect Inflammation, Automated85652 | 878 | $3 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 135 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 479 | 135 |
| Rosuvastatin Calcium | 253 | 90 |
| Metformin Hclbrand: Metformin Hcl Er | 233 | 73 |
| Telmisartan | 229 | 77 |
| Atorvastatin Calcium | 197 | 61 |
| Pantoprazole Sodium | 161 | 48 |
| Amlodipine Besylate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,170 across 271 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-27
- Last updated
- 2010-01-26
Frequently asked questions
- What is Ara Hanissian's NPI number?
- Ara Hanissian's National Provider Identifier (NPI) is 1679649271, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ara Hanissian's specialty?
- Ara Hanissian is listed in the NPPES registry with a primary specialty of Adolescent Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Ara Hanissian located?
- Ara Hanissian's practice location on file with NPPES is 574 Green Tree Cv, Collierville, TN 38017-2562.
- What is Ara Hanissian's phone number?
- The practice phone number listed in the NPPES registry for Ara Hanissian is (901) 853-2021.
- Does Ara Hanissian accept Medicare?
- Ara Hanissian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ara Hanissian's NPI active?
- Yes — Ara Hanissian's NPI (1679649271) is active in the NPPES registry as of the last update on 2010-01-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.