Dr. Paul Louis Ludmer, MD
- Medicare services, 2024
- 2,468
- Medicare patients, 2024
- 539
- Part D claims, 2024
- 2,293
- Clinical trials
- 1
- Hospital affiliations
- 2
- Practice address
- 300 Pasteur Drive, Stanford, CA 94305
- Practice phone
- Call (650) 723-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ludmer's professional email, personal email and mobile number
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Dr. Paul Louis Ludmer is a cardiologist in Stanford, California
Dr. Ludmer practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.
Dr. Ludmer's NPI, 1316976913, was assigned on July 3, 2006. Dr. Ludmer graduated from UCSF School of Medicine in 1980. Dr. Ludmer holds California license G46760.
- NPI
- 1316976913NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608899117
- NPI enumeration date
- July 3, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (650) 723-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 72
- Medical school graduation
- 1980
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Paul Louis Ludmer practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California
Dr. Ludmer's primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.
- Stanford Hospital at 300 Pasteur Drive300 Pasteur Drive, Stanford, CA 94305 · Santa Clara CountyPhone(650) 723-4000
Source: Dmand AI Affiliation Data
Dr. Paul Louis Ludmer is affiliated with 7 sites of care and 5 medical groups
Dr. Ludmer's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. The medical group on file is Palo Alto Foundation Medical Group. Dmand AI also links Dr. Ludmer to 1 more hospital, 5 group practices and clinics and 4 medical groups, 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. Paul Louis Ludmer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ludmer practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Stanford Hospital at 300 Pasteur Drive | Available with a free account |
| +6 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Paul Louis Ludmer is one of 2,375 cardiologists in California
Cardiovascular disease is Dr. Ludmer's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Ludmer is board certified in cardiovascular disease by the American Board of Internal Medicine. Dr. Ludmer is licensed in California.
Specialties and state licenses
- Cardiovascular disease, CaliforniaPrimary
Clinical focus
Dmand AI lists aortic atherosclerois, atrial fibrillation and flutter, cardiomyopathy, chronic hypertension, coronary artery disease, heart blockage, heart failure and heart valve disorders among the conditions Dr. Ludmer treats.
Cardiologists near Dr. Ludmer
Counts of cardiologists 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. Paul Louis Ludmer billed Medicare for 2,468 services in 2024
CMS data shows 2,468 Medicare services from Dr. Ludmer across 14 procedure codes in 2024, for 539 Medicare patients. Medicare paid $136,758 for them. Every service was in an office.
Dr. Ludmer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 2,3202024: 1,60231%
- Office and hospital visits
- 2023: 7622024: 86614%
Dr. Ludmer compared with the California median for cardiologists, 2024
- Dr. Ludmer
- California median
- Medicare services
- 2,468vs 1,56058% above
- Medicare patients
- 539vs 64416% below
- Part D claims
- 2,069vs 1,41047% above
Medians across 2,237 cardiologists in California with Dmand AI profiles that report each measure.
Dr. Ludmer'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.
Need commercial claims for Dr. Ludmer?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ludmer and other cardiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Paul Louis Ludmer treated 539 Medicare patients in 2024, average age 79
CMS counts 539 Medicare patients who saw Dr. Ludmer in 2024. The largest group is 75 to 84, with 253 patients. 75% of them have high cholesterol, and 71% have high blood pressure. 12% are also on Medicaid. Their average risk score is 1.44, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Ludmer's median patient age at 79, with 41% women.
Dr. Ludmer's Medicare patients by age, 2024
Dr. Ludmer's Medicare patients by sex, 2024
- Women27050%
- Men26950%
Chronic conditions among Dr. Ludmer's Medicare patients, 2024
- High cholesterol75%
- High blood pressure71%
- Atrial fibrillation49%
- Ischemic heart disease42%
- Arthritis41%
- Chronic kidney disease29%
- Heart failure26%
- Diabetes23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ludmer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 79
Patient panel by sex, all payers
- Women41%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Paul Louis Ludmer wrote 2,293 Medicare Part D claims in 2024
In 2024, Dr. Ludmer wrote 2,293 Medicare Part D claims for 307 patients. 70% of them were for generic drugs. CMS names the drug for 2,069 of them, across 30 drugs with 11 or more claims each, at $759,647 in total drug cost. In 2023, CMS named 1,700 claims across 32 drugs.
Dr. Ludmer's Part D claims by kind of drug, 2024
- Generic1,611 claims70%
- Brand-name682 claims30%
Dr. Ludmer'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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,7002024: 2,06922%
Drugs named by CMS: 30 in 2024, 32 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. Paul Louis Ludmer takes part in Medicare
Dr. Ludmer accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Paul Louis Ludmer has worked on 1 clinical trial
Dmand AI links Dr. Ludmer to 1 clinical trial. Conditions studied include Tachycardia and Cardiac Conduction System Disease.
Conditions in Dr. Ludmer's trials
- Tachycardia
- Cardiac Conduction System Disease
Investigators on the most trials with Dr. Ludmer
- Johan David Aasbo, DO1 shared trial
- Nagesh Chopra, MD1 shared trial
- Allen Anthony Ciuffo, MD1 shared trial
Recent clinical trials with Dr. Ludmer
Sources: ClinicalTrials.gov (National Library of Medicine); and Dmand AI Research Linkage
Dr. Paul Louis Ludmer received $35,088 in industry payments from 2016 to 2025
CMS Open Payments shows 131 general payments to Dr. Ludmer from 3 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 72% of the total. Boston Scientific Corporation paid the most, $35,063.
General payments to Dr. Ludmer by program year, 2016 to 2025
General payments to Dr. Ludmer by kind, 2016 to 2025
- Consulting fees$25,35072%
- Travel and lodging$5,29115%
- Food and beverage$4,44713%
Companies that paid Dr. Ludmer the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Paul Louis Ludmer graduated from UCSF School of Medicine
Dr. Ludmer graduated from UCSF School of Medicine in 1980.
- Medical school
- Board certified in cardiovascular disease
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Paul Louis Ludmer accepts plans from 6 insurance carriers
Dr. Ludmer is in network with 6 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Elevance
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
Plan types Dr. Ludmer accepts, by number of carriers
- Medicare6
- PPO5
- HMO2
- POS2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Paul Louis Ludmer'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) |
| Clinical trials and co-investigators | ClinicalTrials.gov (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Paul Louis Ludmer
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. Paul Louis Ludmer's NPI number?
Dr. Paul Louis Ludmer's NPI number is 1316976913. It was assigned on July 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Paul Louis Ludmer?
Dr. Paul Louis Ludmer is a cardiologist in Stanford, California. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Paul Louis Ludmer practice?
Dr. Ludmer practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Ludmer's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Ludmer to 1 hospital, 5 group practices and clinics and 4 medical groups.
What is Dr. Paul Louis Ludmer's office phone number?
The practice phone on file for Dr. Ludmer is (650) 723-4000.
What is Dr. Paul Louis Ludmer's medical license number?
Dr. Ludmer holds California license G46760.
Which hospitals is Dr. Paul Louis Ludmer affiliated with?
Dr. Ludmer practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Dr. Ludmer to 1 more hospital.
What medical group is Dr. Paul Louis Ludmer part of?
Dr. Ludmer is linked to Palo Alto Foundation Medical Group. Dmand AI links Dr. Ludmer to 4 more medical groups.
Does Dr. Paul Louis Ludmer accept Medicare?
Yes. CMS data shows Dr. Ludmer billed Medicare for 2,468 services in 2024, and Dr. Ludmer accepts Medicare assignment.
How many Medicare patients does Dr. Paul Louis Ludmer see?
CMS counts 539 Medicare patients who saw Dr. Ludmer in 2024, with an average age of 79.
Is Dr. Paul Louis Ludmer board certified?
Yes. Dr. Ludmer is board certified in cardiovascular disease by the American Board of Internal Medicine.
Show 7 more questionsShow fewer questions
What services does Dr. Paul Louis Ludmer bill to Medicare?
In 2024, Dr. Ludmer's most billed Medicare services were office visit, established patient (99214), heart test or procedure (93296) and heart test or procedure (93000).
Where did Dr. Paul Louis Ludmer go to medical school?
Dr. Ludmer graduated from UCSF School of Medicine in 1980.
What drugs does Dr. Paul Louis Ludmer prescribe most?
In 2024 Medicare Part D data, Dr. Ludmer's most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Eliquis.
Has Dr. Paul Louis Ludmer received payments from drug or device companies?
CMS Open Payments shows $35,088 in general payments to Dr. Ludmer from 3 companies from 2016 to 2025. The largest total came from Boston Scientific Corporation.
How long has Dr. Paul Louis Ludmer been practicing?
Dr. Ludmer graduated from medical school in 1980, 46 years ago.
Does Dr. Paul Louis Ludmer do research?
Dr. Ludmer has worked on 1 clinical trial.
What insurance does Dr. Paul Louis Ludmer accept?
Dr. Ludmer is in network with 6 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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