William Sanchez, M.D.
NPI 1659321636 · Internal Medicine Physician · Hialeah, FL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Sanchez, M.D. is a Internal Medicine Physician provider in Hialeah, FL (NPI 1659321636).
Provider details
- NPI number
- 1659321636
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- ME86153 (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
20 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
63 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 | 63 | $135 |
Typical Medicare-allowed amounts for these services range $135–$135 (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 · 79 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ergocalciferol (vitamin D2)brand: Vitamin D2 | 417 | 52 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 401 | 70 |
| Gabapentin | 213 | 54 |
| Atorvastatin Calcium | 205 | 64 |
| Metformin Hcl | 151 | 48 |
| Omeprazole | 129 | 40 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,750 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
Registry dates
- Enumerated
- 2006-05-11
- Last updated
- 2012-07-10
Frequently asked questions
- What is William Sanchez's NPI number?
- William Sanchez's National Provider Identifier (NPI) is 1659321636, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Sanchez's specialty?
- William Sanchez is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Sanchez located?
- William Sanchez's practice location on file with NPPES is 2095 W 76th St, Hialeah, FL 33016-1834.
- What is William Sanchez's phone number?
- The practice phone number listed in the NPPES registry for William Sanchez is (954) 439-0531.
- Does William Sanchez accept Medicare?
- William Sanchez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Sanchez's NPI active?
- Yes — William Sanchez's NPI (1659321636) is active in the NPPES registry as of the last update on 2012-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.