Dr. Timothy Tien-Min Lee, MD
- Medicare services, 2022
- 148
- Part D claims, 2024
- 56
- MIPS score, 2024
- 89
- Industry payments
- $19
- Medical groups
- 2
- Practice address
- 11234 Anderson St, Loma Linda, CA 92354
- Practice phone
- Call (909) 558-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lee's professional email, personal email and mobile number
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Dr. Timothy Tien-Min Lee is a psychiatrist in Loma Linda, California
Dr. Lee practices at Loma Linda University Medical Center in Loma Linda, California, part of Seventh-day Adventist Church.
Dr. Lee's NPI, 1326254137, was assigned on May 16, 2007. Dr. Lee graduated from Boston University School of Medicine in 2006. Dr. Lee holds California license A101050.
- NPI
- 1326254137NPI Registry (opens in a new tab)
- NPI enumeration date
- May 16, 2007
- NPI status
- Active
- Practice phone
- (909) 558-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Timothy Tien-Min Lee practices at Loma Linda University Medical Center in Loma Linda, California
Dr. Lee's primary practice is Loma Linda University Medical Center, at 11234 Anderson St, Loma Linda, CA 92354 in San Bernardino County. The practice phone is (909) 558-4000.
- Loma Linda University Medical Center11234 Anderson St, Loma Linda, CA 92354 · San Bernardino CountyPhone(909) 558-4000
Source: Dmand AI Affiliation Data
Dr. Timothy Tien-Min Lee is affiliated with 2 medical groups
Dr. Lee's primary practice is Loma Linda University Medical Center in Loma Linda, California, part of Seventh-day Adventist Church. The medical group on file is Loma Linda University Faculty Medical Group (LLUFMG). Dmand AI also links Dr. Lee 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. Timothy Tien-Min Lee's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lee practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Loma Linda University Medical Center | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Timothy Tien-Min Lee is one of 6,803 psychiatrists in California
Psychiatry is Dr. Lee's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Lee is licensed in California.
Specialties and state licenses
- Psychiatry, CaliforniaPrimary
Psychiatrists near Dr. Lee
Counts of psychiatrists 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. Timothy Tien-Min Lee billed Medicare for 148 services in 2022
CMS data shows 148 Medicare services from Dr. Lee across 2 procedure codes in 2022. Medicare paid $10,285 for them. Every service was in an office.
Dr. Lee's Medicare services by type, 2020 to 2022
- 2020
- 2022
- Office and hospital visits
- 2020: 552022: 10285%
- Tests and treatments
- 2020: 02022: 46
Dr. Lee compared with the California median for psychiatrists, 2022
- Dr. Lee
- California median
- Medicare services
- 148vs 11924% above
- Part D claims
- 14vs 14490% below
Medians across 6,809 psychiatrists in California with Dmand AI profiles that report each measure.
Dr. Lee's most billed Medicare procedure codes, 2022
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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Timothy Tien-Min Lee's patients have a median age of 40
Across all payers, Dmand AI patient panel data puts Dr. Lee's median patient age at 40, with 45% women.
Dr. Lee's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 40
Patient panel by sex, all payers
- Women45%
- Men53%
Source: Dmand AI Patient Panel Data
Dr. Timothy Tien-Min Lee wrote 56 Medicare Part D claims in 2024
In 2024, Dr. Lee wrote 56 Medicare Part D claims for 12 patients. 61% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $32,780 in total drug cost. In 2022, CMS named 13 claims across 1 drug.
Dr. Lee's Part D claims by kind of drug, 2024
- Generic34 claims61%
- Brand-name22 claims39%
Dr. Lee'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.
Part D claims for drugs CMS names, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 132024: 148%
Drugs named by CMS: 1 in 2024, 1 in 2022.
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
Dr. Timothy Tien-Min Lee scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Lee for performance year 2024, reported as part of a group.
Dr. Lee's MIPS scores, performance year 2024
- 89of 100Final score
- 72.1of 100Quality
- 80of 100Promoting Interoperability
- 40of 100Improvement Activities
- 77of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Timothy Tien-Min Lee received $19 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Lee from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $19.
Companies that paid Dr. Lee the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Timothy Tien-Min Lee graduated from Boston University School of Medicine
Dr. Lee graduated from Boston University School of Medicine in 2006.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Timothy Tien-Min Lee'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Clinician Public Reporting: Overall MIPS Performance (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 |
| 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. Timothy Tien-Min Lee
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. Timothy Tien-Min Lee's NPI number?
Dr. Timothy Tien-Min Lee's NPI number is 1326254137. It was assigned on May 16, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Timothy Tien-Min Lee?
Dr. Timothy Tien-Min Lee is a psychiatrist in Loma Linda, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Timothy Tien-Min Lee practice?
Dr. Lee practices at 11234 Anderson St, Loma Linda, CA 92354. Dr. Lee's primary practice is Loma Linda University Medical Center in Loma Linda, California, part of Seventh-day Adventist Church. Dmand AI also links Dr. Lee to 1 medical group.
What is Dr. Timothy Tien-Min Lee's office phone number?
The practice phone on file for Dr. Lee is (909) 558-4000.
What is Dr. Timothy Tien-Min Lee's medical license number?
Dr. Lee holds California license A101050.
Which hospitals is Dr. Timothy Tien-Min Lee affiliated with?
Dr. Lee practices at Loma Linda University Medical Center in Loma Linda, California.
What medical group is Dr. Timothy Tien-Min Lee part of?
Dr. Lee is linked to Loma Linda University Faculty Medical Group (LLUFMG). Dmand AI links Dr. Lee to 1 more medical group.
Does Dr. Timothy Tien-Min Lee accept Medicare?
Yes. CMS data shows Dr. Lee billed Medicare for 148 services in 2022.
What is Dr. Timothy Tien-Min Lee's MIPS score?
Dr. Lee's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
What services does Dr. Timothy Tien-Min Lee bill to Medicare?
In 2022, Dr. Lee's most billed Medicare services were office visit, established patient (99213) and psychiatric service (90833).
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Where did Dr. Timothy Tien-Min Lee go to medical school?
Dr. Lee graduated from Boston University School of Medicine in 2006.
What drugs does Dr. Timothy Tien-Min Lee prescribe most?
In 2024 Medicare Part D data, Dr. Lee's most prescribed drugs by claims were Wellbutrin XL.
Has Dr. Timothy Tien-Min Lee received payments from drug or device companies?
CMS Open Payments shows $19 in general payments to Dr. Lee from 1 company from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Timothy Tien-Min Lee been practicing?
Dr. Lee graduated from medical school in 2006, 20 years ago.
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