Dr. Jennifer Tan, DO
- Part D claims, 2024
- 3,260
- Hospital affiliations
- 1
- Industry payments
- $188
- Medical group
- 1
- State license
- 1
- Practice address
- 441 N Lakeview Ave, Anaheim, CA 92807
- Practice phone
- Call (562) 461-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Southern California Permanente Medical Group
Anaheim, California
Find Dr. Tan'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. Jennifer Tan is an internist in Anaheim, California
Dr. Tan practices at Southern California Permanente Medical Group in Anaheim, California.
Dr. Tan's NPI, 1205219706, was assigned on July 1, 2015. Dr. Tan holds California license 20A14113.
- NPI
- 1205219706NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5193025351
- NPI enumeration date
- July 1, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (562) 461-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jennifer Tan practices at Southern California Permanente Medical Group in Anaheim, California
Dr. Tan's primary practice is Southern California Permanente Medical Group, at 441 N Lakeview Ave, Anaheim, CA 92807 in Orange County. The practice phone is (562) 461-3000.
- Southern California Permanente Medical Group441 N Lakeview Ave, Anaheim, CA 92807 · Orange CountyPhone(562) 461-3000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Jennifer Tan is affiliated with 2 sites of care and 1 medical group
Dr. Tan's primary practice is Southern California Permanente Medical Group in Anaheim, California. Dr. Tan is also affiliated with Downey Medical Center. The medical group on file is Southern California Permanente Medical Group.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jennifer Tan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Southern California Permanente Medical Group | 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. Jennifer Tan is one of 16,751 internists in California
Internal medicine is Dr. Tan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Tan is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Tan
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. Jennifer Tan's patients have a median age of 46
Across all payers, Dmand AI patient panel data puts Dr. Tan's median patient age at 46, with 82% women.
Dr. Tan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 46
Patient panel by sex, all payers
- Women82%
- Men18%
Source: Dmand AI Patient Panel Data
Dr. Jennifer Tan wrote 3,260 Medicare Part D claims in 2024
In 2024, Dr. Tan wrote 3,260 Medicare Part D claims for 407 patients. 89% of them were for generic drugs. CMS names the drug for 2,829 of them, across 58 drugs with 11 or more claims each, at $91,650 in total drug cost. In 2023, CMS named 2,635 claims across 57 drugs.
Dr. Tan's Part D claims by kind of drug, 2024
- Generic2,912 claims89%
- Brand-name307 claims9%
- Other41 claims1%
Dr. Tan'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. Tan's Part D claims, 2024
- Opioids1%48 of 3,260 claims
- Antibiotics3%101 of 3,260 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: 2,6352024: 2,8297%
Drugs named by CMS: 58 in 2024, 57 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
How Dr. Jennifer Tan takes part in Medicare
Dr. Tan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Jennifer Tan received $188 in industry payments from 2017 to 2019
CMS Open Payments shows 2 general payments to Dr. Tan from 2 drug and device companies from 2017 to 2019. Food and beverage make up the largest share, 100% of the total. Gilead Sciences, Inc. paid the most, $99.
General payments to Dr. Tan by program year, 2017 to 2019
Companies that paid Dr. Tan the most, 2017 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Jennifer Tan'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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. Jennifer Tan
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. Jennifer Tan's NPI number?
Dr. Jennifer Tan's NPI number is 1205219706. It was assigned on July 1, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Jennifer Tan?
Dr. Jennifer Tan is an internist in Anaheim, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Jennifer Tan practice?
Dr. Tan practices at 441 N Lakeview Ave, Anaheim, CA 92807. Dr. Tan's primary practice is Southern California Permanente Medical Group in Anaheim, California.
What is Dr. Jennifer Tan's office phone number?
The practice phone on file for Dr. Tan is (562) 461-3000.
What is Dr. Jennifer Tan's medical license number?
Dr. Tan holds California license 20A14113.
Which hospitals is Dr. Jennifer Tan affiliated with?
Dr. Tan is affiliated with Downey Medical Center.
What medical group is Dr. Jennifer Tan part of?
Dr. Tan is linked to Southern California Permanente Medical Group.
Does Dr. Jennifer Tan accept Medicare?
Yes. CMS lists Dr. Tan as accepting Medicare assignment.
What drugs does Dr. Jennifer Tan prescribe most?
In 2024 Medicare Part D data, Dr. Tan's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Levothyroxine Sodium.
Has Dr. Jennifer Tan received payments from drug or device companies?
CMS Open Payments shows $188 in general payments to Dr. Tan from 2 companies from 2017 to 2019. The largest total came from Gilead Sciences, Inc.
How long has Dr. Jennifer Tan been practicing?
Dr. Tan graduated from medical school in 2012, 14 years ago.
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