Dr. Lynne D. Do, MD
- Part D claims, 2024
- 476
- Hospital affiliations
- 1
- Industry payments
- $16
- Medical group
- 1
- Insurance carriers
- 5
- Practice address
- 360 Rush Dr, San Marcos, CA 92078
- Practice phone
- Call (760) 528-6295
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Do'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. Lynne D. Do is an internist in San Marcos, California
Dr. Do practices at Kaiser Permanente San Marcos Medical Center in San Marcos, California, part of Kaiser Permanente.
Dr. Do's NPI, 1386627644, was assigned on November 21, 2005. Dr. Do graduated from Ohio State College of Medicine in 2003. Dr. Do holds California license A88620.
- NPI
- 1386627644NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8729091756
- NPI enumeration date
- November 21, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (760) 528-6295
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lynne D. Do practices at Kaiser Permanente San Marcos Medical Center in San Marcos, California
Dr. Do's primary practice is Kaiser Permanente San Marcos Medical Center, at 360 Rush Dr, San Marcos, CA 92078 in San Diego County. The practice phone is (760) 528-6295.
- Kaiser Permanente San Marcos Medical Center360 Rush Dr, San Marcos, CA 92078 · San Diego CountyPhone(760) 528-6295
Source: Dmand AI Affiliation Data
Dr. Lynne D. Do is affiliated with 2 sites of care and 1 medical group
Dr. Do's primary practice is Kaiser Permanente San Marcos Medical Center in San Marcos, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Do to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Lynne D. Do's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Do practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente San Marcos Medical Center | 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. Lynne D. Do is one of 16,751 internists in California
Internal medicine is Dr. Do's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Do is board certified in gastroenterology by the American Board of Internal Medicine. Dr. Do is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Do
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. Lynne D. Do's patients have a median age of 56
Across all payers, Dmand AI patient panel data puts Dr. Do's median patient age at 56, with 65% women.
Dr. Do's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women65%
- Men34%
Source: Dmand AI Patient Panel Data
Dr. Lynne D. Do wrote 476 Medicare Part D claims in 2024
In 2024, Dr. Do wrote 476 Medicare Part D claims for 313 patients. 90% of them were for generic drugs. CMS names the drug for 385 of them, across 7 drugs with 11 or more claims each, at $287,931 in total drug cost. In 2023, CMS named 356 claims across 6 drugs.
Dr. Do's Part D claims by kind of drug, 2024
- Generic427 claims90%
- Brand-name49 claims10%
Dr. Do'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. Do's Part D claims, 2024
- Antibiotics5%22 of 476 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: 3562024: 3858%
Drugs named by CMS: 7 in 2024, 6 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. Lynne D. Do takes part in Medicare
Dr. Do accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Lynne D. Do received $16 in industry payments in 2019
CMS Open Payments shows 1 general payment to Dr. Do from 1 drug or device company in 2019. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $16.
Companies that paid Dr. Do the most, 2019 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Lynne D. Do graduated from Ohio State College of Medicine
Dr. Do graduated from Ohio State College of Medicine in 2003.
- Medical school
- Board certified in gastroenterology
Source: Dmand AI Professional Profile Data
Dr. Lynne D. Do accepts plans from 5 insurance carriers
Dr. Do is in network with 5 carriers, including Kaiser Permanente, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
- Kaiser Permanente
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
Plan types Dr. Do accepts, by number of carriers
- Medicare4
- PPO3
- EPO1
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Lynne D. Do'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 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)Doctors and Clinicians Utilization Data (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. Lynne D. Do
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. Lynne D. Do's NPI number?
Dr. Lynne D. Do's NPI number is 1386627644. It was assigned on November 21, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Lynne D. Do?
Dr. Lynne D. Do is an internist in San Marcos, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Lynne D. Do practice?
Dr. Do practices at 360 Rush Dr, San Marcos, CA 92078. Dr. Do's primary practice is Kaiser Permanente San Marcos Medical Center in San Marcos, California, part of Kaiser Permanente. Dmand AI also links Dr. Do to 1 group practice or clinic.
What is Dr. Lynne D. Do's office phone number?
The practice phone on file for Dr. Do is (760) 528-6295.
What is Dr. Lynne D. Do's medical license number?
Dr. Do holds California license A88620.
Which hospitals is Dr. Lynne D. Do affiliated with?
Dr. Do practices at Kaiser Permanente San Marcos Medical Center in San Marcos, California.
What medical group is Dr. Lynne D. Do part of?
Dr. Do is linked to Southern California Permanente Medical Group.
Does Dr. Lynne D. Do accept Medicare?
Yes. CMS lists Dr. Do as accepting Medicare assignment.
Is Dr. Lynne D. Do board certified?
Yes. Dr. Do is board certified in gastroenterology by the American Board of Internal Medicine.
Where did Dr. Lynne D. Do go to medical school?
Dr. Do graduated from Ohio State College of Medicine in 2003.
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What drugs does Dr. Lynne D. Do prescribe most?
In 2024 Medicare Part D data, Dr. Do's most prescribed drugs by claims were Gavilyte-C, Pantoprazole Sodium and Omeprazole.
Has Dr. Lynne D. Do received payments from drug or device companies?
CMS Open Payments shows $16 in general payments to Dr. Do from 1 company from 2019 to 2019. The largest total came from Eli Lilly and Company.
How long has Dr. Lynne D. Do been practicing?
Dr. Do graduated from medical school in 2003, 23 years ago.
What insurance does Dr. Lynne D. Do accept?
Dr. Do is in network with 5 carriers, including Kaiser Permanente, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
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