NPPES file of Aug 9, 2026

Nanette Chua Fonte, M.D.

Nephrology Physician · Lancaster, CA

Nanette Chua Fonte, M.D. is a nephrology physician with a practice address in Lancaster, California, and NPI 1962732974, issued on Jan 14, 2010. Check the license (California A111173, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1962732974
Name
Nanette Chua Fonte
Credential
M.D.
Primary taxonomy
Nephrology Physician 207RN0300X
License number
A111173 CA
Self-reported in NPPES; status is on the state search
Practice location
1759 W Avenue J, Lancaster, CA 93534
Phone
(661) 948-1388
Enumerated
Jan 14, 2010
Record last updated
Aug 18, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(661) 948-1223
Medicare enrollment
Enrolled (PECOS I20100923000257); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 1759 W Avenue J

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ghassan Dahhan, MDNephrology Physician1821066325
  2. Bassam Hadaya, MDNephrology Physician1801864301
  3. Bassel Hadaya, M.D.Nephrology Physician1174629950
  4. Rendell Manalo, D.O.Nephrology Physician1265610950
  5. Sung Yang, MDNephrology Physician1871562900

Verify Nanette Chua Fonte in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A111173
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

20% more Medicare Part D claims than the average nephrology physician in 2024

1,762 Medicare Part D claims for 260 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.

  1. Nanette Fonte1,762
  2. Specialty average1,465

Most prescribed

  1. Amlodipine Besylate124 claims
  2. Calcium Acetate123 claims
  3. Prosol105 claims
  4. Sevelamer Carbonate94 claims
  5. Losartan Potassium89 claims
  6. Furosemide80 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: $606.10

24 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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.

  1. Nanette Fonte$606.10
  2. Specialty average$3,091.37

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

  1. Antelope Valley Nephrology Medical Group IncLancaster, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nanette Chua Fonte among 1,468 nephrology physician records in California

Nanette Chua Fonte, M.D. is one of 1,468 nephrology physician records with a practice address in California. 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 2010, is newer than 73% of them.

  • NPI issued2010 · 73% of these records are older, 24% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 77% of these records are
  • Graduated2004 · median 2001 among the 1,128 with a school on file
  • Record last updated2016 · 62% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in California

There are 1,468 nephrology physician records in California.

The 8 nephrology physician records with the nearest ZIP codes

  1. Ghassan Dahhan, MDLancaster, CA 935341821066325
  2. Bassam Hadaya, MDLancaster, CA 935341801864301
  3. Bassel Hadaya, M.D.Lancaster, CA 935341174629950
  4. Tarek Karam, MDLancaster, CA 935341467081190
  5. Joseph MahalliLancaster, CA 935341023676376
  6. Rendell Manalo, D.O.Lancaster, CA 935341265610950
  7. Abraham Paykar, M.D.Lancaster, CA 935341114903762
  8. Vinay Sunku, MDLancaster, CA 935341326039405

Common questions

What is Nanette Chua Fonte, M.D.'s NPI number?

Nanette Chua Fonte, M.D.'s National Provider Identifier (NPI) is 1962732974, issued on Jan 14, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Nanette Chua Fonte, M.D. located?

The NPPES record lists a practice address at 1759 W Avenue J, Lancaster, CA, 93534. Phone: (661) 948-1388. Providers update this record themselves, so call before visiting.

How can I verify Nanette Chua Fonte, M.D.'s license?

NPPES lists California license number A111173, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Nanette Chua Fonte, M.D. prescribe under Medicare Part D?

In 2024, Nanette Chua Fonte, M.D. had 1,762 Medicare Part D claims for 260 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.