Provider Profile
Grant S. Keefer, MPAS, PA-C
Unclaimed ProfileAbout Grant Keefer
Grant S. Keefer, MPAS, PA-C is a physician assistant based in Lahaina, HI. Medicare claims data shows Grant provided 1,251 services to 822 patients. The services billed most often include injection, dexamethasone sodium phosphate, 1 mg, new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 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
- (808) 667-7676
- Email not available
Practice Locations
3350 LOWER HONOAPIILANI RD STE 211
Lahaina, HI 96761
3750 Wailea Alanui Dr Ste B34
Kihei, HI 96753
Procedures Most Often Billed to Medicare
1,251 services · 822 patients · 15 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 2 views | Imaging | 71046 |
21 | As often as other peers in Physician Assistant |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
90 | More often than most peers in Physician Assistant |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
15 | |
| Injection, dexamethasone sodium phosphate, 1 mg | Drug given | J1100 |
275 | More often than most peers in Physician Assistant |
| Injection, ketorolac tromethamine, per 15 mg | Drug given | J1885 |
100 | More often than most peers in Physician Assistant |
| Injection, ceftriaxone sodium, per 250 mg | Drug given | J0696 |
50 | |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
267 | More than most peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
171 | More often than most peers in Physician Assistant |
| Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza | Lab test | 87428 |
102 | More than most peers in Physician Assistant |
| Automated urinalysis test | Lab test | 81003 |
37 | More 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.
Other physician assistants at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
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 — 22 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2021 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of chest, 2 views 6
Providers in HI who bill this service to Medicare most often.
Common questions
What kind of doctor is Grant S. Keefer, MPAS?
Grant S. Keefer, MPAS is a physician assistant in Lahaina, HI. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Grant S. Keefer, MPAS's address?
Grant S. Keefer, MPAS is listed at 3350 Lower Honoapiilani Rd Ste 211, Lahaina, HI 96761. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Grant S. Keefer, MPAS?
The number on file is (808) 667-7676. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Grant S. Keefer, MPAS?
Grant S. Keefer, MPAS's National Provider Identifier is 1437739703. 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 Grant S. Keefer, MPAS train?
Grant S. Keefer, MPAS attended Other, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Grant S. Keefer, MPAS have?
Grant S. Keefer, MPAS has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
What procedures does Grant S. Keefer, MPAS perform?
According to Medicare billing data, Grant S. Keefer, MPAS performs imaging including x-ray of chest, 2 views; provides treatments such as injection of drug or substance under skin or into muscle and routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Grant S. Keefer, MPAS's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Grant S. Keefer, MPAS. 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.