Dr. Tun Sein Lee, MD
- Industry payments
- $61
- Affiliated sites
- 1
- Insurance carriers
- 2
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 5575 W Las Positas Blvd Ste 220 Suite 220, Pleasanton, CA 94588-5802
- Practice phone
- Call (925) 416-0111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Lee Tun S MD
Physician office · Pleasanton, California
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. Tun Sein Lee is an OB-GYN in Pleasanton, California
Dr. Lee practices at Lee Tun S MD in Pleasanton, California.
Dr. Lee's NPI, 1518983519, was assigned on July 14, 2006. Dr. Lee graduated from Mandalay University - Institute of Medicine in 1967. Dr. Lee's California license number on file is A36424.
- NPI
- 1518983519NPI Registry (opens in a new tab)
- NPI enumeration date
- July 14, 2006
- NPI status
- Active
- Practice phone
- (925) 416-0111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Medical school graduation
- 1967
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Tun Sein Lee practices at 2 locations in Pleasanton, California
Dr. Lee's primary practice is Lee Tun S MD, at 5575 W Las Positas Blvd Ste 220 Suite 220, Pleasanton, CA 94588-5802. The practice phone is (925) 416-0111. The NPI Registry lists Dr. Lee's practice address as 5565 W. Las Positas Blvd, Pleasanton, CA 94588.
- Lee Tun S MDPrimary5575 W Las Positas Blvd Ste 220 Suite 220, Pleasanton, CA 94588-5802Phone(925) 416-0111
- NPI Registry address5565 W. Las Positas Blvd, Pleasanton, CA 94588Phone(925) 416-6846
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Tun Sein Lee is affiliated with 1 site of care
Dr. Lee's primary practice is Lee Tun S MD in Pleasanton, California.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Tun Sein 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 |
|---|---|
| Lee Tun S MD | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Tun Sein Lee is one of 4,642 OB-GYNs in California
Obstetrics and gynecology is Dr. Lee's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Lee has a license on file in California.
Specialties and state licenses
- Obstetrics and gynecology, CaliforniaPrimary
OB-GYNs near Dr. Lee
Counts of OB-GYNs 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. Tun Sein Lee received $61 in industry payments in 2016
CMS Open Payments shows 1 general payment to Dr. Lee from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $61.
Companies that paid Dr. Lee the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Tun Sein Lee graduated from Mandalay University - Institute of Medicine
Dr. Lee graduated from Mandalay University - Institute of Medicine in 1967.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Tun Sein Lee accepts plans from 2 insurance carriers
Dr. Lee is in network with 2 carriers, including United Healthcare and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 2. Check the plan with the practice before a visit.
- United Healthcare
- Blue Cross Blue Shield of Michigan
Plan types Dr. Lee accepts, by number of carriers
- HMO2
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Tun Sein 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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| 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. Tun Sein 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. Tun Sein Lee's NPI number?
Dr. Tun Sein Lee's NPI number is 1518983519. It was assigned on July 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Tun Sein Lee?
Dr. Tun Sein Lee is an OB-GYN in Pleasanton, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Tun Sein Lee practice?
Dr. Lee practices at 5575 W Las Positas Blvd Ste 220 Suite 220, Pleasanton, CA 94588-5802. Dr. Lee also practices at 5565 W. Las Positas Blvd, Pleasanton, CA 94588. Dr. Lee's primary practice is Lee Tun S MD in Pleasanton, California.
What is Dr. Tun Sein Lee's office phone number?
The practice phone on file for Dr. Lee is (925) 416-0111.
What is Dr. Tun Sein Lee's medical license number?
Dr. Lee's California license number on file is A36424.
Where did Dr. Tun Sein Lee go to medical school?
Dr. Lee graduated from Mandalay University - Institute of Medicine in 1967.
Has Dr. Tun Sein Lee received payments from drug or device companies?
CMS Open Payments shows $61 in general payments to Dr. Lee from 1 company from 2016 to 2016. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Tun Sein Lee been practicing?
Dr. Lee graduated from medical school in 1967, 59 years ago.
What insurance does Dr. Tun Sein Lee accept?
Dr. Lee is in network with 2 carriers, including United Healthcare and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 2. Check the plan with the practice before a visit.
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