Dr. Jenny Kamjun Chan, MD
- Medicare services, 2018
- 26
- Part D claims, 2024
- 11
- Affiliated sites
- 1
- Medical groups
- 2
- State license
- 1
- Practice address
- 1755 W Price Rd, Brownsville, TX 78520
- Practice phone
- Call (956) 982-1001
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Valley Day & Night Clinic
Urgent Care Center · Brownsville, Texas
Find Dr. Chan's professional email, personal email and mobile number
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Dr. Jenny Kamjun Chan is an internist in Brownsville, Texas
Dr. Chan practices at Valley Day & Night Clinic in Brownsville, Texas.
Dr. Chan's NPI, 1457770455, was assigned on April 8, 2014. Dr. Chan holds Hawaii license MD-19077.
- NPI
- 1457770455NPI Registry (opens in a new tab)
- NPI enumeration date
- April 8, 2014
- NPI status
- Active
- Practice phone
- (956) 982-1001
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Jenny Kamjun Chan practices at Valley Day & Night Clinic in Brownsville, Texas
Dr. Chan's primary practice is Valley Day & Night Clinic, at 1755 W Price Rd, Brownsville, TX 78520. The practice phone is (956) 982-1001.
- Valley Day & Night Clinic1755 W Price Rd, Brownsville, TX 78520Phone(956) 982-1001
Source: Dmand AI Affiliation Data
Dr. Jenny Kamjun Chan is affiliated with 1 site of care and 2 medical groups
Dr. Chan's primary practice is Valley Day & Night Clinic in Brownsville, Texas. The medical group on file is Hawaii Permanente Medical Group (HPMG). Dmand AI also links Dr. Chan to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jenny Kamjun Chan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Valley Day & Night Clinic | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jenny Kamjun Chan is one of 8,437 internists in Texas
Internal medicine is Dr. Chan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chan is licensed in Hawaii.
Specialties and state licenses
- Internal medicine, HawaiiPrimary
Internists near Dr. Chan
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. Jenny Kamjun Chan billed Medicare for 26 services in 2018
CMS data shows 26 Medicare services from Dr. Chan across 1 procedure code in 2018, all of them office visits. Medicare paid $1,111 for them. Every service was in an office.
Dr. Chan compared with the Texas median for internists, 2018
- Dr. Chan
- Texas median
- Medicare services
- 26vs 53995% below
- Part D claims
- 11vs 28996% below
Medians across 7,794 internists in Texas with Dmand AI profiles that report each measure.
Dr. Chan's most billed Medicare procedure codes, 2018
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Chan?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chan and other internists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jenny Kamjun Chan's patients have a median age of 43
Across all payers, Dmand AI patient panel data puts Dr. Chan's median patient age at 43, with 60% women.
Dr. Chan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women60%
- Men39%
Source: Dmand AI Patient Panel Data
Dr. Jenny Kamjun Chan wrote 11 Medicare Part D claims in 2024
In 2024, Dr. Chan wrote 11 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $75 in total drug cost. In 2019, CMS named 465 claims across 18 drugs.
Dr. Chan's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2019 to 2021
- 2019
- 2021
- Claims for drugs CMS names
- 2019: 4652021: 1198%
Drugs named by CMS: 1 in 2021, 18 in 2019.
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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Sources for Dr. Jenny Kamjun Chan'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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) |
| 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. Jenny Kamjun Chan
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. Jenny Kamjun Chan's NPI number?
Dr. Jenny Kamjun Chan's NPI number is 1457770455. It was assigned on April 8, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Jenny Kamjun Chan?
Dr. Jenny Kamjun Chan is an internist in Brownsville, Texas. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Jenny Kamjun Chan practice?
Dr. Chan practices at 1755 W Price Rd, Brownsville, TX 78520. Dr. Chan's primary practice is Valley Day & Night Clinic in Brownsville, Texas. Dmand AI also links Dr. Chan to 1 medical group.
What is Dr. Jenny Kamjun Chan's office phone number?
The practice phone on file for Dr. Chan is (956) 982-1001.
What is Dr. Jenny Kamjun Chan's medical license number?
Dr. Chan holds Hawaii license MD-19077.
What medical group is Dr. Jenny Kamjun Chan part of?
Dr. Chan is linked to Hawaii Permanente Medical Group (HPMG). Dmand AI links Dr. Chan to 1 more medical group.
Does Dr. Jenny Kamjun Chan accept Medicare?
Yes. CMS data shows Dr. Chan billed Medicare for 26 services in 2018.
What services does Dr. Jenny Kamjun Chan bill to Medicare?
In 2018, Dr. Chan's most billed Medicare services were office visit, established patient (99214).
What drugs does Dr. Jenny Kamjun Chan prescribe most?
In 2021 Medicare Part D data, Dr. Chan's most prescribed drugs by claims were Metoprolol Succinate.
How long has Dr. Jenny Kamjun Chan been practicing?
Dr. Chan graduated from medical school in 2014, 12 years ago.
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