Thasarat Vajaranant, MD
NPI 1700808763 · Ophthalmology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thasarat Vajaranant, MD is a Ophthalmology Physician provider in Chicago, IL (NPI 1700808763).
Provider details
- NPI number
- 1700808763
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 036115587 (IL)
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
988 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 338 | $69 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 222 | $100 |
| Exam of Visual Field With Extended Testing92083 | 147 | $26 |
| Imaging of Optic Nerve92133 | 112 | $21 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 40 | $431 |
| Exam of the Internal Drainage System of Eye92020 | 30 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 596 | 178 |
| Brimonidine Tartrate | 363 | 121 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 293 | 104 |
| Dorzolamide Hcl | 220 | 69 |
| Timolol Maleate | 157 | 56 |
| Acetazolamide | 65 | 22 |
| Acetazolamidebrand: Acetazolamide Er | 60 | 12 |
| Netarsudil Mesylate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,340 across 5 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
- 2006-07-25
- Last updated
- 2018-05-03
Frequently asked questions
- What is Thasarat Vajaranant's NPI number?
- Thasarat Vajaranant's National Provider Identifier (NPI) is 1700808763, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thasarat Vajaranant's specialty?
- Thasarat Vajaranant is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Thasarat Vajaranant located?
- Thasarat Vajaranant's practice location on file with NPPES is 1855 W Taylor St, Chicago, IL 60612-7242.
- What is Thasarat Vajaranant's phone number?
- The practice phone number listed in the NPPES registry for Thasarat Vajaranant is (312) 996-7030.
- Does Thasarat Vajaranant accept Medicare?
- Thasarat Vajaranant is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thasarat Vajaranant's NPI active?
- Yes — Thasarat Vajaranant's NPI (1700808763) is active in the NPPES registry as of the last update on 2018-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.