NPPES file of Aug 9, 2026

Chelsy Ranie Letko, PA-C

Physician Assistant · San Diego, CA

Chelsy Ranie Letko, PA-C is a physician assistant with a practice address in San Diego, California, and NPI 1134765738, issued on Nov 19, 2019. Check the license (California PA62637, as entered in NPPES) 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
1134765738
Name
Chelsy Ranie Letko
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License numbers
PA62637 CA
085007397 IL
Self-reported in NPPES; status is on the state search
Practice location
4250 1St Ave, San Diego, CA 92103
Phone
(800) 926-8273
Enumerated
Nov 19, 2019
Record last updated
Apr 7, 2026
Medicare enrollment
Enrolled (PECOS I20240219001940); 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 4250 1St Ave

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

  1. Madelyn Bernard, RNAdministrator Registered Nurse1811861297
  2. Aoife Macmahon, MDOrthopaedic Surgery Physician1366012684
  3. Jennifer Smith, MDOrthopaedic Surgery Physician1811218712
  4. Ephu Yip-Ngo, PHARMDPharmacist1063301422

Verify Chelsy Ranie Letko in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license PA62637
    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
Find 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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89% fewer Medicare Part D claims than the average physician assistant in 2024

93 Medicare Part D claims for 61 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 35 claims were for opioids.

  1. Chelsy Letko93
  2. Specialty average830

Most prescribed

  1. Tramadol Hcl13 claims
  2. Ibuprofen12 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): 72.7 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 score71.8
  2. Costout of 100 · 30%53.0
  3. Promoting interoperabilityout of 100 · 25%81.0
  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).

Industry payments in 2024: $149.02

3 payments; by number, the most common kind was food and beverage; the largest payer was DePuy Synthes Sales Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Chelsy Letko$149.02
  2. Specialty average$841.65

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. Regents OF The University OF CaliforniaSan Diego, CA

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

Chelsy Ranie Letko among 14,451 physician assistant records in California

Chelsy Ranie Letko, PA-C 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 2019, is newer than 56% of them.

  • NPI issued2019 · 56% of these records are older, 38% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2019 · median 2018 among the 7,214 with a school on file
  • Record last updated2026 · 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).

747 physician assistant records list a practice address in San Diego

They are 747 of the 52,937 NPPES records with a practice address in San Diego, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Jeremy Adler, PA-CSan Diego, CA 921031538154786
  2. Reena Cherry, PA-CSan Diego, CA 921031689729683
  3. Nathalie Egan, P.A.San Diego, CA 921031770583262
  4. Sarah Fernandes, M.H.S., PA-CSan Diego, CA 921031083798482
  5. Jardena Garner, PASan Diego, CA 921031073561072
  6. Christina Harris, PA-CSan Diego, CA 921031720053846
  7. Anita Majabo, PA-CSan Diego, CA 921031710006473
  8. Michael Nelms, PA-CSan Diego, CA 921031235113580

Common questions

What is Chelsy Ranie Letko, PA-C's NPI number?

Chelsy Ranie Letko, PA-C's National Provider Identifier (NPI) is 1134765738, issued on Nov 19, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Chelsy Ranie Letko, PA-C located?

The NPPES record lists a practice address at 4250 1St Ave, San Diego, CA, 92103. Phone: (800) 926-8273. Providers update this record themselves, so call before visiting.

How can I verify Chelsy Ranie Letko, PA-C's license?

NPPES lists California license number PA62637, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Chelsy Ranie Letko, PA-C prescribe under Medicare Part D?

In 2024, Chelsy Ranie Letko, PA-C had 93 Medicare Part D claims for 61 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Chelsy Ranie Letko, PA-C's MIPS final score?

The 2023 MIPS final score is 72.7 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.