Provider Profile
Based in Anderson, SC, Gretchen A. Hsu is listed in the NPI registry under emergency medicine — sports medicine. Gretchen graduated from Michigan State University College of Osteopathic Medicine in 2014. Gretchen is also listed as specializing in emergency medicine and student in an organized health care education program. Medicare claims data shows Gretchen provided 6,034 services to 429 patients. The services billed most often include injection, methylprednisolone acetate, 1 mg, aspiration and/or injection of fluid large joint using ultrasound guidance, and x-ray of knee, 3 views.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
100 HEALTHY WAY STE 1200
Anderson, SC 29621
28800 Ryan Rd Ste 310
Warren, MI 48092
800 N Fant St
Anderson, SC 29621
Within Emergency Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Abdomen & Digestion
Allergy & Immune
Allergy & Immunology
Bites & Stings
Blood & Circulation
Brain & Nerves
Breathing
Digestion & Stomach
Ear, Nose & Throat
Endocrine & Metabolic
Environmental
Eye Care
Eye Emergency
General Emergency
Heart & Chest
Heart & Circulation
Heart & Lungs
Infections & Illness
Injuries & Trauma
Lungs & Breathing
Men's Health
Poisoning & Environmental
Poisoning & Toxins
Skin & Infections
Spine & Back
Urinary & Bladder
Urinary & Kidney
Women's Health
Abdominal Procedures
Airway & Breathing
Anesthesia & Sedation
Breathing & Airway
Critical Care
Diagnostics
Digestive Care
Ear, Nose & Throat
Eye & ENT
Eye Care
Heart & Diagnostics
Heart Care
Imaging & Diagnostics
Injections & Vaccines
Kidney Care
Lung & Respiratory
Medications
Mental Health
Minor Procedures
Minor Trauma
Orthopedic Procedures
Orthopedics
Poisoning & Toxicology
Specialized Care
Stroke & Vascular
Supportive Care
Toxicology
Women's Health
Wound Care
6,034 services · 429 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid large joint using ultrasound guidance | Procedure | 20611 |
97 | More often than most peers in Emergency Medicine — Sports… |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
20 | Less often than most peers in Emergency Medicine — Sports… |
| X-ray of knee, 3 views | Imaging | 73562 |
82 | Too few peers to compare |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
26 | Less often than most peers in Emergency Medicine — Sports… |
| X-ray of both hips, 2 views | Imaging | 73521 |
21 | Too few peers to compare |
| Injection, methylprednisolone acetate, 1 mg | Drug given | J1010 |
5,480 | More often than most peers in Emergency Medicine — Sports… |
| Hyaluronan or derivative, euflexxa, for intra-articular injection, per dose | Drug given | J7323 |
49 | Too few peers to compare |
| Injection, methylprednisolone acetate, 40 mg | Drug given | J1030 |
28 | Too few peers to compare |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
65 | As often as other peers in Emergency Medicine — Sports… |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
56 | As often as other peers in Emergency Medicine — Sports… |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Gretchen A. Hsu is an emergency physician in Anderson, SC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Emergency Medicine — Sports Medicine”.
NPI registry
Gretchen A. Hsu is listed at 100 Healthy Way Ste 1200, Anderson, SC 29621. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (864) 716-6140. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Gretchen A. Hsu's National Provider Identifier is 1578982351. 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
Gretchen A. Hsu attended Michigan State University College of Osteopathic Medicine, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
Gretchen A. Hsu has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Gretchen A. Hsu performs procedures including aspiration and/or injection of fluid large joint using ultrasound guidance and aspiration and/or injection of fluid from large joint; reads or performs imaging such as x-ray of knee, 3 views and x-ray of shoulder, minimum of 2 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Gretchen A. Hsu. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.