Dr. Yeji Cha, MD
- Part D claims, 2024
- 2,972
- Industry payments
- $129
- Affiliated sites
- 2
- Medical group
- 1
- Insurance carriers
- 2
- Practice address
- 7912 West Lane, Suite 221, Stockton, CA 95210
- Practice phone
- Call (844) 312-1111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
CMC West Lane
FQHC - Main Site · Stockton, California
Find Dr. Cha's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Yeji Cha is an internist in Stockton, California
Dr. Cha practices at CMC West Lane in Stockton, California.
Dr. Cha's NPI, 1316475452, was assigned on June 2, 2017. Dr. Cha graduated from Yonsei University College of Medicine in 2006. Dr. Cha's Ohio license number on file is 57.029450.
- NPI
- 1316475452NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9537437348
- NPI enumeration date
- June 2, 2017
- NPI status
- Active
- Practice phone
- (844) 312-1111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Yeji Cha practices at CMC West Lane in Stockton, California
Dr. Cha's primary practice is CMC West Lane, at 7912 West Lane, Suite 221, Stockton, CA 95210 in San Joaquin County. The practice phone is (844) 312-1111.
- CMC West Lane7912 West Lane, Suite 221, Stockton, CA 95210 · San Joaquin CountyPhone(844) 312-1111
Source: Dmand AI Affiliation Data
Dr. Yeji Cha is affiliated with 2 sites of care and 1 medical group
Dr. Cha's primary practice is CMC West Lane in Stockton, California. The medical group on file is Esparto Family Practice. Dmand AI also links Dr. Cha to 1 more home health agency, named with a free account. Dr. Cha's employer is on file too: a community health center (fqhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Yeji Cha's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cha practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| CMC West Lane | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Yeji Cha is one of 16,751 internists in California
Internal medicine is Dr. Cha's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Cha is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Cha's licenses on file in 2 states: Ohio and California.
Specialties and state licenses
- Internal medicine, OhioPrimary
- California license
Clinical focus
Dmand AI lists acute gastroduodenitis, aneurysm, chronic anemia, chronic diabetes, chronic hypertension, cirrhosis of the liver, diabetic emergency and fibromyalgia and chronic pain among the conditions Dr. Cha treats.
Internists near Dr. Cha
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Yeji Cha's patients have a median age of 58
Across all payers, Dmand AI patient panel data puts Dr. Cha's median patient age at 58, with 69% women.
Dr. Cha's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women69%
- Men30%
Source: Dmand AI Patient Panel Data
Dr. Yeji Cha wrote 2,972 Medicare Part D claims in 2024
In 2024, Dr. Cha wrote 2,972 Medicare Part D claims for 276 patients. 88% of them were for generic drugs. CMS names the drug for 2,583 of them, across 51 drugs with 11 or more claims each, at $159,450 in total drug cost. In 2023, CMS named 2,311 claims across 47 drugs.
Dr. Cha's Part D claims by kind of drug, 2024
- Generic2,625 claims88%
- Brand-name317 claims11%
- Other30 claims1%
Dr. Cha's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Cha's Part D claims, 2024
- Antibiotics0%13 of 2,972 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2,3112024: 2,58312%
Drugs named by CMS: 51 in 2024, 47 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Yeji Cha received $129 in industry payments from 2017 to 2024
CMS Open Payments shows 2 general payments to Dr. Cha from 2 drug and device companies from 2017 to 2024. Food and beverage make up the largest share, 100% of the total. Dexcom, Inc. paid the most, $106.
General payments to Dr. Cha by program year, 2017 to 2024
Companies that paid Dr. Cha the most, 2017 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Yeji Cha graduated from Yonsei University College of Medicine
Dr. Cha graduated from Yonsei University College of Medicine in 2006.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Yeji Cha accepts plans from 2 insurance carriers
Dr. Cha is in network with 2 carriers, including CMS Medicare and Humana. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- CMS Medicare
- Humana
Plan types Dr. Cha accepts, by number of carriers
- HMO1
- Medicare1
Source: Dmand AI Insurance Network Data
Sources for Dr. Yeji Cha's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Yeji Cha
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Yeji Cha's NPI number?
Dr. Yeji Cha's NPI number is 1316475452. It was assigned on June 2, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Yeji Cha?
Dr. Yeji Cha is an internist in Stockton, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Yeji Cha practice?
Dr. Cha practices at 7912 West Lane, Suite 221, Stockton, CA 95210. Dr. Cha's primary practice is CMC West Lane in Stockton, California. Dmand AI also links Dr. Cha to 1 home health agency.
What is Dr. Yeji Cha's office phone number?
The practice phone on file for Dr. Cha is (844) 312-1111.
What is Dr. Yeji Cha's medical license number?
Dr. Cha's Ohio license number on file is 57.029450, one of the licenses on file in 2 states.
Which states has Dr. Yeji Cha been licensed in?
Dmand AI has state licenses on file for Dr. Cha in Ohio (2017 to 2021) and California (2019 to 2027).
What medical group is Dr. Yeji Cha part of?
Dr. Cha is linked to Esparto Family Practice.
Is Dr. Yeji Cha board certified?
Yes. Dr. Cha is board certified in internal medicine by the American Board of Internal Medicine.
Where did Dr. Yeji Cha go to medical school?
Dr. Cha graduated from Yonsei University College of Medicine in 2006.
What drugs does Dr. Yeji Cha prescribe most?
In 2024 Medicare Part D data, Dr. Cha's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Metformin HCl.
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Has Dr. Yeji Cha received payments from drug or device companies?
CMS Open Payments shows $129 in general payments to Dr. Cha from 2 companies from 2017 to 2024. The largest total came from Dexcom, Inc.
How long has Dr. Yeji Cha been practicing?
Dr. Cha graduated from medical school in 2006, 20 years ago.
What insurance does Dr. Yeji Cha accept?
Dr. Cha is in network with 2 carriers, including CMS Medicare and Humana. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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