Physician Profile
Sorbella M. Guillermo, M.D.
Unclaimed ProfileAbout Dr. Guillermo
Listed in the NPI registry as a specialist, Sorbella M. Guillermo, M.D. practices in Waipahu, HI. Sorbella is also listed as specializing in internal medicine. According to Medicare claims data, Sorbella cared for 489 Medicare patients across 1,506 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month, and management using the results of remote vital sign monitoring per calendar month, first 20 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
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) 677-1433
- Email not available
Practice Locations
94-300 FARRINGTON HWY #F-8
Waipahu, HI 96797
916 Kilani Ave
Wahiawa, HI 96786
Procedures Most Often Billed to Medicare
1,506 services · 489 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
408 | More often than most peers in Specialist |
| Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | Office visit | 99490 |
340 | More often than most peers in Specialist |
| Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | Office visit | 99457 |
213 | As often as other peers in Specialist |
| Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days | Office visit | 99454 |
213 | As often as other peers in Specialist |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
186 | As often as other peers in Specialist |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
93 | More often than most peers in Specialist |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
22 | Less often than most peers in Specialist |
| Transitional care management services for problem of high complexity | Office visit | 99496 |
17 | As often as other peers in Specialist |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
14 | Less often than most peers in Specialist |
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 specialists in Waipahu 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1987 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Sorbella M. Guillermo specialize in?
Sorbella M. Guillermo is a specialist in Waipahu, HI. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Sorbella M. Guillermo located?
Sorbella M. Guillermo is listed at 94-300 Farrington Hwy #F-8, Waipahu, HI 96797. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Sorbella M. Guillermo's phone number?
The number on file is (808) 677-1433. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Sorbella M. Guillermo's NPI number?
Sorbella M. Guillermo's National Provider Identifier is 1003913146. 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 Sorbella M. Guillermo train?
Sorbella M. Guillermo attended Other, graduating in 1987. This comes from the CMS National Downloadable File.
CMS public data
How long has Sorbella M. Guillermo been practicing?
Sorbella M. Guillermo has 39 years experience. Calculated from a graduation year of 1987, reported in the CMS National Downloadable File.
CMS public data
What does Sorbella M. Guillermo do most often?
According to Medicare billing data, Sorbella M. Guillermo 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 Sorbella M. Guillermo confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Sorbella M. Guillermo. 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.