Are you Keith A. Guest, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileBased in Lexington, SC, Keith A. Guest, M.D. is listed in the NPI registry under geriatric medicine. Keith graduated from University of South Carolina School of Medicine in 1996. Keith is also listed as specializing in hospice & palliative medicine. According to Medicare claims data, Keith cared for 390 Medicare patients across 677 services. The services billed most often include residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes, residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes, and residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes. NPI 1285630020 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
PO BOX 487
Lexington, SC 29071
Within Geriatric 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.
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677 services · 390 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | Office visit | 99349 |
276 | More often than most peers in Geriatric Medicine |
| Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99348 |
93 | More often than most peers in Geriatric Medicine |
| Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes | Office visit | 99350 |
79 | More often than most peers in Geriatric Medicine |
| Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99309 |
57 | As often as other peers in Geriatric Medicine |
| Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | Billing code | G0180 |
46 | More often than most peers in Geriatric Medicine |
| Residence visit for new patient with high level of medical decision making, per day, if using time, at least 75 minutes | Office visit | 99345 |
40 | More often than most peers in Geriatric Medicine |
| Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99309 |
39 | As often as other peers in Geriatric Medicine |
| Physician or allowed practitioner re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians | Billing code | G0179 |
28 | As often as other peers in Geriatric Medicine |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
19 | Less often than most peers in Geriatric Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Keith A. Guest is a geriatrician in Lexington, SC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Geriatric Medicine”.
NPI registry
Keith A. Guest is listed at Po Box 487, Lexington, SC 29071. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (803) 699-9073. Contact the office directly to confirm availability and scheduling.
NPI registry
Keith A. Guest's National Provider Identifier is 1285630020. 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
Keith A. Guest attended University of South Carolina School of Medicine, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
Keith A. Guest has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Keith A. Guest 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
Not yet. This profile is built from public federal data and has not been confirmed by Keith A. Guest. If this is you, claiming it is free.
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