Physician Profile
Unclaimed ProfileAbout HSIAO
Based in Alhambra, CA, Mark S. Hsiao, M.D. is listed in the NPI registry under orthopedic surgery. Mark graduated from Creighton University School of Medicine in 2011. Mark is also listed as specialising in orthopaedic surgery of the spine.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What is Dr. Hsiao's specialty?
Dr. Hsiao is an orthopedic surgeon in Alhambra, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ORTHOPEDIC SURGERY”.
NPI registry
Where can I find Dr. Hsiao?
Dr. Hsiao is listed at 707 S GARFIELD AVE FL 2, Alhambra, CA 91801. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Hsiao?
The number on file is (626) 282-1600. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Hsiao's NPI number?
Dr. Hsiao's National Provider Identifier is 1114008984. 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
What is Dr. Hsiao's medical education?
Dr. Hsiao attended Creighton University School of Medicine, graduating in 2011. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Hsiao been practising?
Dr. Hsiao has 15 years experience. Calculated from a graduation year of 2011, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Hsiao known for?
According to Medicare billing data, Dr. Hsiao performs imaging including x-ray of lower and sacral spine, 2-3 views; provides treatments such as therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes and therapy procedure using manual technique, each 15 minutes, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Hsiao confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Hsiao. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (626) 282-1600
- Email not available
Practice Locations
707 S GARFIELD AVE FL 2
Alhambra, CA 91801
Procedures Most Often Billed to Medicare
292 services · 148 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| X-ray of lower and sacral spine, 2-3 views | Imaging | 72100 |
15 |
| Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes | Treatment | 97110 |
86 |
| Therapy procedure using manual technique, each 15 minutes | Treatment | 97140 |
44 |
| Electrical stimulation (unattended), to one or more areas for indication(s) other than wound care, as part of a therapy plan of care | Billing code | G0283 |
88 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
48 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
11 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other orthopedic surgeons at this location 7
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
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 — 24 related providers in 3 groups
Trained at Creighton University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2011 at Creighton University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of lower and sacral spine, 2-3 views 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.