Provider Profile
Christina Siau
Unclaimed ProfileAbout Christina Siau
Listed in the NPI registry as a physician assistant, Christina Siau practices in Ithaca, NY. According to Medicare claims data, Christina cared for 86 Medicare patients across 131 services. The services billed most often include critical care, first 30-74 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and critical care, each additional 30 minutes. NPI 1245601574 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (607) 274-4011
- Email not available
Practice Locations
101 DATES DR
Ithaca, NY 14850
Procedures Most Often Billed to Medicare
131 services · 86 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Critical care, first 30-74 minutes | Office visit | 99291 |
52 | More often than most peers in Physician Assistant |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
41 | As often as other peers in Physician Assistant |
| Critical care, each additional 30 minutes | Office visit | 99292 |
26 | Less often than most peers in Physician Assistant |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
12 | Less often than most peers in Physician Assistant |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other physician assistants at this location 5
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 22 related providers in 3 groups
Other physician assistants in Ithaca 6
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2015 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Christina Siau?
Christina Siau is a physician assistant in Ithaca, NY. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Christina Siau's address?
Christina Siau is listed at 101 Dates Dr, Ithaca, NY 14850. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Christina Siau?
The number on file is (607) 274-4011. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Christina Siau's NPI number?
Christina Siau's National Provider Identifier is 1245601574. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Christina Siau train?
Christina Siau attended Other, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
How long has Christina Siau been practicing?
Christina Siau has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
What procedures does Christina Siau perform?
According to Medicare billing data, Christina Siau the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Christina Siau confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Christina Siau. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.