NPPES file of Aug 9, 2026

Solomon Christopher Huang, M.D.

Nephrology Physician · Upland, CA

Solomon Christopher Huang, M.D. is a nephrology physician with a practice address in Upland, California, and NPI 1184939381, issued on Aug 11, 2010. Check the license (California A122487, 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
1184939381
Name
Solomon Christopher Huang
Credential
M.D.
Primary taxonomy
Nephrology Physician 207RN0300X
License number
A122487 CA
Self-reported in NPPES; status is on the state search
Practice location
1317 W Foothill Blvd, Upland, CA 91786
Phone
(909) 981-5882
Enumerated
Aug 11, 2010
Record last updated
Aug 2, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20140616001252); 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.
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Also registered at 1317 W Foothill Blvd

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

  1. Mary BuiNephrology Physician1841225224
  2. Minna Huang, M.D.Nephrology Physician1841447745
  3. Lauren McCormack, D.C.Chiropractor1265595250
  4. Nima Naimi, D.O.Nephrology Physician1740424712
  5. Cinnamon San Miguel, PTAPhysical Therapy Assistant1528673662
  6. Maria Thomas, NPPrimary Care Nurse Practitioner1760066542

Verify Solomon Christopher Huang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A122487
    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.

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About as many Medicare Part D claims as the average nephrology physician in 2024

1,458 Medicare Part D claims for 276 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.

  1. Solomon Huang1,458
  2. Specialty average1,465

Most prescribed

  1. Amlodipine Besylate169 claims
  2. Losartan Potassium142 claims
  3. Farxiga122 claims
  4. Allopurinol81 claims
  5. Gentamicin Sulfate60 claims
  6. Furosemide55 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: $363.47

19 payments; by number, the most common kind was food and beverage; the largest payer was Opko Pharmaceuticals, LLC. 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. Solomon Huang$363.47
  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. Nephrology Associates OF Upland And PomonaPomona, CA

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

Solomon Christopher Huang among 1,468 nephrology physician records in California

Solomon Christopher Huang, 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
  • Graduated2010 · 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. Mohammed Alam, M.D.Upland, CA 917861750316139
  2. Mary BuiUpland, CA 917861841225224
  3. Gerald Friedman, MDUpland, CA 917861366474322
  4. Jonardi Handoko, MDUpland, CA 917861780664581
  5. Minna Huang, M.D.Upland, CA 917861841447745
  6. Nima Naimi, D.O.Upland, CA 917861740424712
  7. Saman Sarani, M.D.Upland, CA 917861124333141
  8. Erlinda Uy - Concepcion, M.D.Upland, CA 917861194742775

Common questions

What is Solomon Christopher Huang, M.D.'s NPI number?

Solomon Christopher Huang, M.D.'s National Provider Identifier (NPI) is 1184939381, issued on Aug 11, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Solomon Christopher Huang, M.D. located?

The NPPES record lists a practice address at 1317 W Foothill Blvd, Upland, CA, 91786. Phone: (909) 981-5882. Providers update this record themselves, so call before visiting.

How can I verify Solomon Christopher Huang, M.D.'s license?

NPPES lists California license number A122487, 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 Solomon Christopher Huang, M.D. prescribe under Medicare Part D?

In 2024, Solomon Christopher Huang, M.D. had 1,458 Medicare Part D claims for 276 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.