Dr. Timothy D. Lee, MD
- Medicare services, 2024
- 368
- Medicare patients, 2024
- 120
- Part D claims, 2024
- 234
- MIPS score, 2024
- 89
- Hospital affiliations
- 1
- 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
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. Timothy D. Lee is an internist 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, 1447694633, was assigned on April 18, 2013. Dr. Lee graduated from Loma Linda University School Of Medicine in 2013. Dr. Lee holds California license A149885.
- NPI
- 1447694633NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9335382977
- NPI enumeration date
- April 18, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (909) 558-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Timothy D. 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 D. Lee is affiliated with 2 sites of care and 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 group practice or clinic and 1 medical group, 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. Timothy D. Lee's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lee practices, 2 sites in all. 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 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Timothy D. Lee is one of 16,751 internists in California
Internal medicine is Dr. Lee's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Lee is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Lee's licenses on file in 2 states: California and Ohio.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- Pediatrics, Ohio
Clinical focus
Dmand AI lists acute respiratory failure, congestive heart failure, gastrointestinal bleeding, gastrointestinal infection, gastrointestinal inflammation, pneumonia and respiratory infection, sepsis and syncope & collapse among the conditions Dr. Lee treats.
Internists near Dr. Lee
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. Timothy D. Lee billed Medicare for 368 services in 2024
CMS data shows 368 Medicare services from Dr. Lee across 4 procedure codes in 2024, for 120 Medicare patients. Medicare paid $28,198 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Lee's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2612024: 36841%
Dr. Lee compared with the California median for internists, 2024
- Dr. Lee
- California median
- Medicare services
- 368vs 361Close to median
- Medicare patients
- 120vs 15121% below
- Part D claims
- 11vs 42197% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Lee's most billed Medicare procedure codes, 2024
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. Lee and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Timothy D. Lee treated 120 Medicare patients in 2024, average age 71
CMS counts 120 Medicare patients who saw Dr. Lee in 2024. The largest group is 65 to 74, with 51 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 65% are also on Medicaid. Their average risk score is 3.80, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Lee's median patient age at 62, with 49% women.
Dr. Lee's Medicare patients by age, 2024
Dr. Lee's Medicare patients by sex, 2024
- Women5848%
- Men6252%
Chronic conditions among Dr. Lee's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes66%
- Chronic kidney disease59%
- Heart failure58%
- Ischemic heart disease55%
- Arthritis53%
- Mood disorders44%
Share of Medicare patients with each condition. A patient can have several.
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 62
Patient panel by sex, all payers
- Women49%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Timothy D. Lee wrote 234 Medicare Part D claims in 2024
In 2024, Dr. Lee wrote 234 Medicare Part D claims for 78 patients. 86% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $6,310 in total drug cost. In 2019, CMS named 35 claims across 3 drugs.
Dr. Lee's Part D claims by kind of drug, 2024
- Generic202 claims86%
- Brand-name and other32 claims14%
Dr. Lee's most prescribed drugs by claims, 2022
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. Lee's Part D claims, 2024
- Antibiotics18%42 of 234 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, 2019 to 2022
- 2019
- 2022
- Claims for drugs CMS names
- 2019: 352022: 1169%
Drugs named by CMS: 1 in 2022, 3 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
Dr. Timothy D. 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 accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
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.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Timothy D. Lee graduated from Loma Linda University School Of Medicine
Dr. Lee graduated from Loma Linda University School Of Medicine in 2013.
- Medical school
- Board certified in internal medicine
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. Timothy D. Lee accepts plans from 9 insurance carriers
Dr. Lee is in network with 9 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Elevance
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Molina
- Regence Health Plans
- AK State Medicaid
- CMS Medicare
- +1 more carriersWith a free account
Plan types Dr. Lee accepts, by number of carriers
- Medicare7
- PPO5
- HMO3
- Medicaid2
- POS2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Timothy D. 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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)Clinician Public Reporting: Overall MIPS Performance (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. Timothy D. 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 D. Lee's NPI number?
Dr. Timothy D. Lee's NPI number is 1447694633. It was assigned on April 18, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Timothy D. Lee?
Dr. Timothy D. Lee is an internist in Loma Linda, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Timothy D. 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 group practice or clinic and 1 medical group.
What is Dr. Timothy D. Lee's office phone number?
The practice phone on file for Dr. Lee is (909) 558-4000.
What is Dr. Timothy D. Lee's medical license number?
Dr. Lee holds California license A149885, one of the licenses on file in 2 states.
Which states has Dr. Timothy D. Lee been licensed in?
Dmand AI has state licenses on file for Dr. Lee in California (2017 to 2026) and Ohio (2013 to 2018).
Which hospitals is Dr. Timothy D. Lee affiliated with?
Dr. Lee practices at Loma Linda University Medical Center in Loma Linda, California.
What medical group is Dr. Timothy D. 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 D. Lee accept Medicare?
Yes. CMS data shows Dr. Lee billed Medicare for 368 services in 2024, and Dr. Lee accepts Medicare assignment.
What is Dr. Timothy D. 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.
Show 7 more questionsShow fewer questions
How many Medicare patients does Dr. Timothy D. Lee see?
CMS counts 120 Medicare patients who saw Dr. Lee in 2024, with an average age of 71.
Is Dr. Timothy D. Lee board certified?
Yes. Dr. Lee is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Timothy D. Lee bill to Medicare?
In 2024, Dr. Lee's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99239).
Where did Dr. Timothy D. Lee go to medical school?
Dr. Lee graduated from Loma Linda University School Of Medicine in 2013.
What drugs does Dr. Timothy D. Lee prescribe most?
In 2022 Medicare Part D data, Dr. Lee's most prescribed drugs by claims were Eliquis.
How long has Dr. Timothy D. Lee been practicing?
Dr. Lee graduated from medical school in 2013, 13 years ago.
What insurance does Dr. Timothy D. Lee accept?
Dr. Lee is in network with 9 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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