Viengsouk Phommachanh, M.D.
NPI 1235331141 · Otolaryngology Physician · Sarasota, FL
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Viengsouk Phommachanh, M.D. is a Otolaryngology Physician provider in Sarasota, FL (NPI 1235331141).
Provider details
- NPI number
- 1235331141
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- ME98812 (FL)
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,557 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 | 1,215 | $88 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 347 | $109 |
| Diagnostic Exam of Nasal Passages Using an Endoscope31231 | 332 | $178 |
| Diagnostic Exam of Voice Box Using a Flexible Endoscope31575 | 223 | $123 |
| Telephone Medical Discussion With Physician, 5-10 Minutes99441 | 123 | $54 |
| Removal of Impacted Ear Wax69210 | 98 | $47 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 196 | 165 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 119 | 115 |
| Fluticasone Propionate | 113 | 45 |
| Ipratropium Bromide | 93 | 41 |
| Azelastine Hcl | 81 | 38 |
| Gabapentin | 57 | 14 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 45 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$236 across 8 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
Additional practice locations (1)
- 420 Nokomis Ave SVenice, FL 34285-2617Phone: (941) 355-2767Fax: (941) 355-0617
Registry dates
- Enumerated
- 2007-06-03
- Last updated
- 2021-10-28
- Certified
- 2021-10-28
Frequently asked questions
- What is Viengsouk Phommachanh's NPI number?
- Viengsouk Phommachanh's National Provider Identifier (NPI) is 1235331141, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Viengsouk Phommachanh's specialty?
- Viengsouk Phommachanh is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Viengsouk Phommachanh located?
- Viengsouk Phommachanh's practice location on file with NPPES is 2401 University Pkwy Ste 102, Sarasota, FL 34243-2894.
- What is Viengsouk Phommachanh's phone number?
- The practice phone number listed in the NPPES registry for Viengsouk Phommachanh is (941) 355-2767.
- Does Viengsouk Phommachanh accept Medicare?
- Viengsouk Phommachanh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Viengsouk Phommachanh's NPI active?
- Yes — Viengsouk Phommachanh's NPI (1235331141) is active in the NPPES registry as of the last update on 2021-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.