Hai Phan
NPI 1952791824 · Internal Medicine Physician · Orlando, FL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hai Phan is a Internal Medicine Physician provider in Orlando, FL (NPI 1952791824).
Provider details
- NPI number
- 1952791824
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- ME 123287 (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
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
1,063 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 624 | $119 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 143 | $115 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 125 | $80 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 111 | $174 |
| Critical Care, First 30-74 Minutes99291 | 41 | $216 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 19 |
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 |
|---|---|---|
| Amlodipine Besylate | 36 | 20 |
| Atorvastatin Calcium | 34 | 16 |
| Losartan Potassium | 23 | — |
| Cefdinir | 22 | 22 |
| Furosemide | 21 | — |
| Carvedilol | 18 | 11 |
| Prednisone | 15 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$395 across 3 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
- 2015-01-30
- Last updated
- 2021-08-09
- Certified
- 2021-08-09
Frequently asked questions
- What is Hai Phan's NPI number?
- Hai Phan's National Provider Identifier (NPI) is 1952791824, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hai Phan's specialty?
- Hai Phan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Hai Phan located?
- Hai Phan's practice location on file with NPPES is 5728 Major Blvd, Orlando, FL 32819-7962.
- What is Hai Phan's phone number?
- The practice phone number listed in the NPPES registry for Hai Phan is (407) 352-2542.
- Does Hai Phan accept Medicare?
- Hai Phan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hai Phan's NPI active?
- Yes — Hai Phan's NPI (1952791824) is active in the NPPES registry as of the last update on 2021-08-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.