Jiahuai Tan, M.D.
NPI 1578891503 · Internal Medicine Physician · Mount Vernon, NY
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jiahuai Tan, M.D. is a Internal Medicine Physician provider in Mount Vernon, NY (NPI 1578891503).
Provider details
- NPI number
- 1578891503
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4301095561 (MI)
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
16 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
2,688 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 1,446 | $148 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 581 | $115 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 385 | $96 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 74 | $169 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 68 | $185 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 59 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Letrozole | 449 | 123 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 206 | 70 |
| Ondansetron Hcl | 170 | 98 |
| Anastrozole | 150 | 41 |
| Gabapentin | 113 | 31 |
| Palbociclibbrand: Ibrance | 95 | 12 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 83 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,092 across 57 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
- 2009-12-02
- Last updated
- 2009-12-02
Frequently asked questions
- What is Jiahuai Tan's NPI number?
- Jiahuai Tan's National Provider Identifier (NPI) is 1578891503, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jiahuai Tan's specialty?
- Jiahuai Tan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jiahuai Tan located?
- Jiahuai Tan's practice location on file with NPPES is 12 N 7th Ave, Mount Vernon, NY 10550-2026.
- What is Jiahuai Tan's phone number?
- The practice phone number listed in the NPPES registry for Jiahuai Tan is (914) 664-8000.
- Does Jiahuai Tan accept Medicare?
- Jiahuai Tan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jiahuai Tan's NPI active?
- Yes — Jiahuai Tan's NPI (1578891503) is active in the NPPES registry as of the last update on 2009-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.