Provider Profile
Lydia N. Greffet, PA-C
Unclaimed ProfileAbout Lydia Greffet
Lydia N. Greffet, PA-C is a physician assistant practicing in Saint Louis, MO. According to Medicare claims data, Lydia cared for 94 Medicare patients across 137 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more.
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
Specialty
Credentials & Licensing
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.
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
- (314) 843-7557
- Email not available
Practice Locations
4460 S LINDBERGH BLVD
Saint Louis, MO 63127
Procedures Most Often Billed to Medicare
137 services · 94 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
87 | As often as other peers in Physician Assistant |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
19 | Less often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
17 | Less often than most peers in Physician Assistant |
| Administration of influenza virus vaccine | Billing code | G0008 |
14 | 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.
Related specialists at this location 4
Clinically related specialties at the same address — the people this provider most likely works alongside.
Other physician assistants in Saint Louis 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 2016 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Lydia N. Greffet specialize in?
Lydia N. Greffet is a physician assistant in Saint Louis, MO. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Lydia N. Greffet located?
Lydia N. Greffet is listed at 4460 S Lindbergh Blvd, Saint Louis, MO 63127. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Lydia N. Greffet's phone number?
The number on file is (314) 843-7557. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Lydia N. Greffet's NPI number?
Lydia N. Greffet's National Provider Identifier is 1942722574. 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 Lydia N. Greffet train?
Lydia N. Greffet attended Other, graduating in 2016. This comes from the CMS National Downloadable File.
CMS public data
How long has Lydia N. Greffet been practicing?
Lydia N. Greffet has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.
CMS public data
What does Lydia N. Greffet do most often?
According to Medicare billing data, Lydia N. Greffet 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 Lydia N. Greffet confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Lydia N. Greffet. 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.