Tigran Kostanyan, M.D.
NPI 1164800827 · Ophthalmology Physician · Las Vegas, NV
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tigran Kostanyan, M.D. is a Ophthalmology Physician provider in Las Vegas, NV (NPI 1164800827).
Provider details
- NPI number
- 1164800827
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 19705 (NV)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 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
4,985 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,084 | $125 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 706 | $88 |
| Exam of the Internal Drainage System of Eye92020 | 645 | $27 |
| Imaging of Optic Nerve92133 | 605 | $35 |
| Closure of Tear Duct Opening Using Plug68761 | 495 | $157 |
| Exam of Visual Field With Extended Testing92083 | 208 | $61 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 946 | 300 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 476 | 127 |
| Prednisolone Acetate | 337 | 212 |
| Ofloxacin | 303 | 223 |
| Brimonidine Tartrate | 298 | 83 |
| Ketorolac Tromethamine | 218 | 171 |
| Timolol Maleate | 197 | 65 |
| Bimatoprostbrand: Lumigan |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,449 across 44 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
- 2015-05-14
- Last updated
- 2020-09-25
- Certified
- 2020-09-25
Frequently asked questions
- What is Tigran Kostanyan's NPI number?
- Tigran Kostanyan's National Provider Identifier (NPI) is 1164800827, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tigran Kostanyan's specialty?
- Tigran Kostanyan is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Tigran Kostanyan located?
- Tigran Kostanyan's practice location on file with NPPES is 2110 E Flamingo Rd Ste 210, Las Vegas, NV 89119-5193.
- What is Tigran Kostanyan's phone number?
- The practice phone number listed in the NPPES registry for Tigran Kostanyan is (702) 932-4257.
- Does Tigran Kostanyan accept Medicare?
- Tigran Kostanyan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tigran Kostanyan's NPI active?
- Yes — Tigran Kostanyan's NPI (1164800827) is active in the NPPES registry as of the last update on 2020-09-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.