Physician Profile
Unclaimed ProfileAbout AN
Hsing An is a certified registered nurse anesthetist (crna) practicing in New York, NY. Hsing is also listed as specializing in certified registered nurse anesthetist.
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
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (646) 297-2244
- Email not available
Practice Locations
170 WILLIAM ST
New York, NY 10038
Procedures Most Often Billed to Medicare
17 services · 17 patients · 1 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Anaesthesia | 00731 |
17 |
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 certified registered nurse anesthetists at this location 2
Same specialty, same street address — most likely the same department or group.
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.
Other certified registered nurse anesthetists in New York 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2004 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 8
Providers in NY who bill this service to Medicare most often.
Common questions
What does Dr. An specialize in?
Dr. An is a certified registered nurse anesthetist (crna) in New York, NY. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)”.
NPI registry
Where is Dr. An located?
Dr. An is listed at 170 WILLIAM ST, New York, NY 10038. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. An's phone number?
The number on file is (646) 297-2244. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. An's NPI number?
Dr. An's National Provider Identifier is 1205896222. 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 Dr. An go to medical school?
Dr. An attended Other, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. An been practicing?
Dr. An has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
What does Dr. An do most often?
According to Medicare billing data, Dr. An provides treatments such as anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. An confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. An. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.