Dr. Matthew S. Tan, MD
- Medicare services, 2019
- 14
- Part D claims, 2018
- 28
- Hospital affiliations
- 1
- Industry payments
- $510
- Medical group
- 1
- Practice address
- 1720 Cesar E Chavez Avenue, Los Angeles, CA 90033
- Practice phone
- Call (323) 268-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Tan's professional email, personal email and mobile number
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Dr. Matthew S. Tan is a general practice physician in Los Angeles, California
Dr. Tan practices at Adventist Health White Memorial in Los Angeles, California, part of Adventist Health.
Dr. Tan's NPI, 1295758126, was assigned on July 25, 2006. Dr. Tan graduated from Loma Linda University School Of Medicine in 1969. Dr. Tan's California license number on file is G19327.
- NPI
- 1295758126NPI Registry (opens in a new tab)
- NPI enumeration date
- July 25, 2006
- NPI status
- Active
- Practice phone
- (323) 268-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 83
- Medical school graduation
- 1969
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Matthew S. Tan practices at Adventist Health White Memorial in Los Angeles, California
Dr. Tan's primary practice is Adventist Health White Memorial, at 1720 Cesar E Chavez Avenue, Los Angeles, CA 90033 in Los Angeles County. The practice phone is (323) 268-5000.
- Adventist Health White Memorial1720 Cesar E Chavez Avenue, Los Angeles, CA 90033 · Los Angeles CountyPhone(323) 268-5000
Source: Dmand AI Affiliation Data
Dr. Matthew S. Tan is affiliated with 3 sites of care and 1 medical group
Dr. Tan's primary practice is Adventist Health White Memorial in Los Angeles, California, part of Adventist Health. The medical group on file is Surgical Multispecialties Medical Group. Dmand AI also links Dr. Tan to 1 more group practice or clinic and 1 ambulatory surgery center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Matthew S. Tan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tan practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Adventist Health White Memorial | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Adventist Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Matthew S. Tan is one of 1,526 general practice physicians in California
General practice is Dr. Tan's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Tan is board certified in surgery by the American Board of Surgery. Dr. Tan has a license on file in California.
Specialties and state licenses
- General practice, CaliforniaPrimary
General practice physicians near Dr. Tan
Counts of general practice physicians 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. Matthew S. Tan billed Medicare for 14 services in 2019
CMS data shows 14 Medicare services from Dr. Tan across 1 procedure code in 2019, all of them office visits. Medicare paid $1,903 for them. Every service was in an office.
Dr. Tan's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 272019: 1448%
Dr. Tan compared with the California median for general practice physicians, 2019
- Dr. Tan
- California median
- Medicare services
- 14vs 26295% below
- Part D claims
- 28vs 19285% below
Medians across 1,114 general practice physicians in California with Dmand AI profiles that report each measure.
Dr. Tan's most billed Medicare procedure codes, 2019
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Tan and other general practice physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Matthew S. Tan's patients have a median age of 59
Across all payers, Dmand AI patient panel data puts Dr. Tan's median patient age at 59, with 81% 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 59
Patient panel by sex, all payers
- Women81%
- Men19%
Source: Dmand AI Patient Panel Data
Dr. Matthew S. Tan wrote 28 Medicare Part D claims in 2018
In 2018, Dr. Tan wrote 28 Medicare Part D claims. They cover 2 drugs, with $363 in total drug cost. In 2017, CMS named 16 claims across 1 drug.
Dr. Tan's most prescribed drugs by claims, 2018
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, 2017 to 2018
- 2017
- 2018
- Claims for drugs CMS names
- 2017: 162018: 2875%
Drugs named by CMS: 2 in 2018, 1 in 2017.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Matthew S. Tan received $510 in industry payments from 2017 to 2025
CMS Open Payments shows 9 general payments to Dr. Tan from 8 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $145.
General payments to Dr. Tan by program year, 2017 to 2025
Companies that paid Dr. Tan the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Matthew S. Tan graduated from Loma Linda University School Of Medicine
Dr. Tan graduated from Loma Linda University School Of Medicine in 1969.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Matthew S. Tan accepts plans from 6 insurance carriers
Dr. Tan is in network with 6 carriers, including Elevance, Blue Cross Blue Shield of Massachusetts and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Elevance
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- HCSC
- Molina
- Regence Health Plans
Plan types Dr. Tan accepts, by number of carriers
- Medicare6
- PPO5
- HMO2
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Matthew S. 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 | 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) |
| 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. Matthew S. 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. Matthew S. Tan's NPI number?
Dr. Matthew S. Tan's NPI number is 1295758126. It was assigned on July 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Matthew S. Tan?
Dr. Matthew S. Tan is a general practice physician in Los Angeles, California. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Matthew S. Tan practice?
Dr. Tan practices at 1720 Cesar E Chavez Avenue, Los Angeles, CA 90033. Dr. Tan's primary practice is Adventist Health White Memorial in Los Angeles, California, part of Adventist Health. Dmand AI also links Dr. Tan to 1 group practice or clinic and 1 ambulatory surgery center.
What is Dr. Matthew S. Tan's office phone number?
The practice phone on file for Dr. Tan is (323) 268-5000.
What is Dr. Matthew S. Tan's medical license number?
Dr. Tan's California license number on file is G19327.
Which hospitals is Dr. Matthew S. Tan affiliated with?
Dr. Tan practices at Adventist Health White Memorial in Los Angeles, California.
What medical group is Dr. Matthew S. Tan part of?
Dr. Tan is linked to Surgical Multispecialties Medical Group.
Does Dr. Matthew S. Tan accept Medicare?
Yes. CMS data shows Dr. Tan billed Medicare for 14 services in 2019.
Is Dr. Matthew S. Tan board certified?
Yes. Dr. Tan is board certified in surgery by the American Board of Surgery.
What services does Dr. Matthew S. Tan bill to Medicare?
In 2019, Dr. Tan's most billed Medicare services were office visit, new patient (99204).
Show 5 more questionsShow fewer questions
Where did Dr. Matthew S. Tan go to medical school?
Dr. Tan graduated from Loma Linda University School Of Medicine in 1969.
What drugs does Dr. Matthew S. Tan prescribe most?
In 2018 Medicare Part D data, Dr. Tan's most prescribed drugs by claims were Acetaminophen-Codeine and Tamoxifen Citrate.
Has Dr. Matthew S. Tan received payments from drug or device companies?
CMS Open Payments shows $510 in general payments to Dr. Tan from 8 companies from 2017 to 2025. The largest total came from Boston Scientific Corporation.
How long has Dr. Matthew S. Tan been practicing?
Dr. Tan graduated from medical school in 1969, 57 years ago.
What insurance does Dr. Matthew S. Tan accept?
Dr. Tan is in network with 6 carriers, including Elevance, Blue Cross Blue Shield of Massachusetts and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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