Provider Profile
Shirley Ngai, PA-C
Unclaimed ProfileAbout Shirley Ngai
Listed in the NPI registry as a physician assistant, Shirley Ngai, PA-C practices in Boston, MA. According to Medicare claims data, Shirley cared for 212 Medicare patients across 376 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, and hospital discharge day management, 30 minutes or less. NPI 1154954238 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
- (617) 726-2000
- Email not available
Practice Locations
55 FRUIT ST
Boston, MA 02114
116 Clinton Rd
Weymouth, MA 02189
Procedures Most Often Billed to Medicare
376 services · 212 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
221 | More than most peers in Physician Assistant |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
108 | More often than most peers in Physician Assistant |
| Hospital discharge day management, 30 minutes or less | Office visit | 99238 |
26 | More often than most peers in Physician Assistant |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
21 | As often as other 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 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 7
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 — 23 related providers in 3 groups
Other physician assistants in Boston 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2020 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Shirley Ngai's specialty?
Shirley Ngai is a physician assistant in Boston, MA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Shirley Ngai?
Shirley Ngai is listed at 55 Fruit St, Boston, MA 02114. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Shirley Ngai?
The number on file is (617) 726-2000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Shirley Ngai's NPI number?
Shirley Ngai's National Provider Identifier is 1154954238. 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 Shirley Ngai's education?
Shirley Ngai attended Other, graduating in 2020. This comes from the CMS National Downloadable File.
CMS public data
How long has Shirley Ngai been practicing?
Shirley Ngai has 6 years experience. Calculated from a graduation year of 2020, reported in the CMS National Downloadable File.
CMS public data
What is Shirley Ngai known for?
According to Medicare billing data, Shirley Ngai 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 Shirley Ngai confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Shirley Ngai. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.