Alex Juan Carlos, MD
Nephrology Physician · Waipahu, HI
Alex Juan Carlos, MD is a nephrology physician with a practice address in Waipahu, Hawaii, and NPI 1770147225, issued on Apr 30, 2019. Check the license (Hawaii MD-23920-0, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.
- Name
- Alex Juan Carlos
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- MD-23920-0 HI
Self-reported in NPPES; status is on the state search - Practice location
- 94-229 Waipahu Depot St Ste 101, Waipahu, HI 96797
- Phone
- (808) 206-9849
- Enumerated
- Apr 30, 2019
- Record last updated
- Jul 16, 2024
- Fax
- (808) 206-9850
- Medicare enrollment
- Enrolled (PECOS I20240610003954); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 65 in Hawaii → Look up another NPI →
Also registered at 94-229 Waipahu Depot St Ste 101
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ryan Argyros, FNPNurse Practitioner1750933669
- Hannah Bernadsky, FNP-CNurse Practitioner1902532039
- Rahul Bhaskar, MDNephrology Physician1356904015
- Chester Ching, MDNephrology Physician1568481281
- Rafal Ciecierski, MDNephrology Physician1093916595
- Cecilia Leila Green, APRNFamily Nurse Practitioner1245742030
Verify Alex Juan Carlos in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersHawaii Medical Board
Search for license MD-23920-0Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average nephrology physician in 2024
339 Medicare Part D claims for 117 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.
Most prescribed
- Losartan Potassium49 claims
- Amlodipine Besylate45 claims
- Jardiance34 claims
- Bumetanide25 claims
- Carvedilol23 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $1,401.99
44 payments; by number, the most common kind was food and beverage; the largest payer was Aurinia Pharma U.S., Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Hawaii Nephrologists LLCWaipahu, HI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alex Juan Carlos among 65 nephrology physician records in Hawaii
Alex Juan Carlos, MD is one of 65 nephrology physician records with a practice address in Hawaii. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 91% of them.
- NPI issued2019 · 91% of these records are older, 3% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2014 · median 2001 among the 47 with a school on file
- Record last updated2024 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Hawaii
There are 65 nephrology physician records in Hawaii.
All 65 in Hawaii → Every provider in Waipahu → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Rahul Bhaskar, MDWaipahu, HI 967971356904015
- Chester Ching, MDWaipahu, HI 967971568481281
- Rafal Ciecierski, MDWaipahu, HI 967971093916595
- Calvin Henderson, MDWaipahu, HI 967971144806969
- Alan Lau, MDWaipahu, HI 967971205936911
- Valerie Tan, M.D.Waipahu, HI 967971326371832
- Antonin Jaros, MDWailuku, HI 967931669438842
- Mary Kingma-Noland, M.D.Wailuku, HI 967931578686895
Common questions
What is Alex Juan Carlos, MD's NPI number?
Alex Juan Carlos, MD's National Provider Identifier (NPI) is 1770147225, issued on Apr 30, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Alex Juan Carlos, MD located?
The NPPES record lists a practice address at 94-229 Waipahu Depot St Ste 101, Waipahu, HI, 96797. Phone: (808) 206-9849. Providers update this record themselves, so call before visiting.
How can I verify Alex Juan Carlos, MD's license?
NPPES lists Hawaii license number MD-23920-0, as entered by the provider. Search the Hawaii Medical Board at https://cca.hawaii.gov/pvl/boards/medical/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Alex Juan Carlos, MD prescribe under Medicare Part D?
In 2024, Alex Juan Carlos, MD had 339 Medicare Part D claims for 117 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.