Alan Chan, M.D.
NPI 1710104799 · Internal Medicine Physician · Orlando, FL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alan Chan, M.D. is a Internal Medicine Physician provider in Orlando, FL (NPI 1710104799).
Provider details
- NPI number
- 1710104799
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- ME110003 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
444 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 290 | $116 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 88 | $111 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 34 | $77 |
| Advance Care Planning, First 30 Minutes99497 | 32 | $73 |
Typical Medicare-allowed amounts for these services range $73–$116 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 27 | 18 |
| Atorvastatin Calcium | 19 | 17 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 17 | 16 |
| Hydralazine Hcl | 15 | 15 |
| Methocarbamol | 15 | 15 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 14 | 14 |
| Losartan Potassium |
Practice location
Mailing address
Additional practice locations (1)
- 51 Pennsylvania StOrlando, FL 32806-2937Phone: (321) 843-3220Fax: (321) 843-3210
Registry dates
- Enumerated
- 2007-04-19
- Last updated
- 2023-10-31
- Certified
- 2023-10-31
Frequently asked questions
- What is Alan Chan's NPI number?
- Alan Chan's National Provider Identifier (NPI) is 1710104799, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alan Chan's specialty?
- Alan Chan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alan Chan located?
- Alan Chan's practice location on file with NPPES is 86 W Underwood St, Orlando, FL 32806-2008.
- What is Alan Chan's phone number?
- The practice phone number listed in the NPPES registry for Alan Chan is (888) 912-3648.
- Does Alan Chan accept Medicare?
- Alan Chan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alan Chan's NPI active?
- Yes — Alan Chan's NPI (1710104799) is active in the NPPES registry as of the last update on 2023-10-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.