NPPES file of Aug 9, 2026

Jocelyn Young-Ming Chao

Physician Assistant · Colton, CA

Jocelyn Young-Ming Chao is a physician assistant with a practice address in Colton, California, and NPI 1558096735, issued on Jul 20, 2022. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558096735
Name
Jocelyn Young-Ming Chao
Primary taxonomy
Physician Assistant 363A00000X
Practice location
400 N Pepper Ave # 205, Colton, CA 92324
Phone
(909) 580-3390
Enumerated
Jul 20, 2022
Record last updated
May 7, 2024
Medicare enrollment
Enrolled (PECOS I20221209002678); accepts Medicare assignment
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 400 N Pepper Ave # 205

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

  1. Benjamin Gonzalez, PHYSICIAN ASSISTANTPhysician Assistant1043941651
  2. Michael GonzalezPhysician Assistant1497547137
  3. Tiffany Hwang, PA-CPhysician Assistant1013641919
  4. Joe Ramirez-Lopez, PAPhysician Assistant1457167801
  5. Marian ThomasPhysician Assistant1992380828
  6. Ming WangPhysician Assistant1851253843

Verify Jocelyn Young-Ming Chao in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
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85% fewer Medicare Part D claims than the average physician assistant in 2024

128 Medicare Part D claims for 66 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 50 claims were for opioids.

  1. Jocelyn Chao128
  2. Specialty average830

Most prescribed

  1. Oxycodone Hcl40 claims
  2. Meloxicam33 claims
  3. Ondansetron Odt17 claims
  4. Naloxone Hcl12 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 67.8 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score20.7
  2. Costout of 100 · 30%91.3
  3. Promoting interoperabilityout of 100 · 25%52.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Southern California Permanente Medical GroupLos Angeles, CA

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

Jocelyn Young-Ming Chao among 14,451 physician assistant records in California

Jocelyn Young-Ming Chao is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 73% of them.

  • NPI issued2022 · 73% of these records are older, 20% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2022 · median 2018 among the 7,214 with a school on file
  • Record last updated2024 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

162 physician assistant records list a practice address in Colton

They are 162 of the 2,459 NPPES records with a practice address in Colton, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Christine Bernier, P.A-CColton, CA 923241366482259
  2. Melissa Cornett, P.A-CColton, CA 923241154361905
  3. Maximillian Cruz, P.A-CColton, CA 923241538102751
  4. Joseph Florin, P.A-CColton, CA 923241427073162
  5. Lawrence Gates, P.A-CColton, CA 923241023059318
  6. Kristine Griffith, P.A-CColton, CA 923241174566707
  7. Anna Marie Lubatti, P.A-CColton, CA 923241598708661
  8. Thomas Manning, P.A-CColton, CA 923241538102009

Common questions

What is Jocelyn Young-Ming Chao's NPI number?

Jocelyn Young-Ming Chao's National Provider Identifier (NPI) is 1558096735, issued on Jul 20, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Jocelyn Young-Ming Chao located?

The NPPES record lists a practice address at 400 N Pepper Ave # 205, Colton, CA, 92324. Phone: (909) 580-3390. Providers update this record themselves, so call before visiting.

How can I verify Jocelyn Young-Ming Chao's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Jocelyn Young-Ming Chao prescribe under Medicare Part D?

In 2024, Jocelyn Young-Ming Chao had 128 Medicare Part D claims for 66 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Jocelyn Young-Ming Chao's MIPS final score?

The 2023 MIPS final score is 67.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.