Joanne Siu-Post, MD
NPI 1184720823 · Nephrology Physician · Hampton, VA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joanne Siu-Post, MD is a Nephrology Physician provider in Hampton, VA (NPI 1184720823).
Provider details
- NPI number
- 1184720823
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 0101232897 (VA)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,322 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 477 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 385 | $82 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 310 | $74 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 265 | $333 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 183 | $76 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 119 | 53 |
| Furosemide | 70 | 29 |
| Calcitriol | 69 | 25 |
| Amlodipine Besylate | 64 | 23 |
| Hydralazine Hcl | 62 | 17 |
| Dapagliflozin Propanediolbrand: Farxiga | 51 | — |
| Lisinopril | 42 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$692 across 31 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
- 2006-09-16
- Last updated
- 2010-02-17
Frequently asked questions
- What is Joanne Siu-Post's NPI number?
- Joanne Siu-Post's National Provider Identifier (NPI) is 1184720823, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanne Siu-Post's specialty?
- Joanne Siu-Post is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Joanne Siu-Post located?
- Joanne Siu-Post's practice location on file with NPPES is 501 Butler Farm Rd, Hampton, VA 23666-1564.
- What is Joanne Siu-Post's phone number?
- The practice phone number listed in the NPPES registry for Joanne Siu-Post is (757) 251-7469.
- Does Joanne Siu-Post accept Medicare?
- Joanne Siu-Post is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joanne Siu-Post's NPI active?
- Yes — Joanne Siu-Post's NPI (1184720823) is active in the NPPES registry as of the last update on 2010-02-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.