Dr. Lawrence S. Mendelson, MD
- Medicare services, 2024
- 5,449
- Medicare patients, 2024
- 1,839
- Part D claims, 2024
- 5,671
- Hospital affiliations
- 5
- Industry payments
- $19,971
- Practice address
- 825 Old Lancaster Rd, Bryn Mawr, PA 19010
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Bryn Mawr Medical Arts Pavilion - HOPD
Childrens Hospital outpatient department · Bryn Mawr, Pennsylvania
Find Dr. Mendelson's professional email, personal email and mobile number
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Dr. Lawrence S. Mendelson is a cardiologist in Bryn Mawr, Pennsylvania
Dr. Mendelson practices at Bryn Mawr Medical Arts Pavilion - HOPD in Bryn Mawr, Pennsylvania.
Dr. Mendelson's NPI, 1851396600, was assigned on June 17, 2005. Dr. Mendelson holds Pennsylvania license MD047626L.
- NPI
- 1851396600NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2860474061
- NPI enumeration date
- June 17, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lawrence S. Mendelson practices at Bryn Mawr Medical Arts Pavilion - HOPD in Bryn Mawr, Pennsylvania
Dr. Mendelson's primary practice is Bryn Mawr Medical Arts Pavilion - HOPD, at 825 Old Lancaster Rd, Bryn Mawr, PA 19010.
- Bryn Mawr Medical Arts Pavilion - HOPD825 Old Lancaster Rd, Bryn Mawr, PA 19010
Source: Dmand AI Affiliation Data
Dr. Lawrence S. Mendelson is affiliated with 7 sites of care and 1 medical group
Dr. Mendelson's primary practice is Bryn Mawr Medical Arts Pavilion - HOPD in Bryn Mawr, Pennsylvania. Dr. Mendelson is also affiliated with Bryn Mawr Hospital. The medical group on file is Bryn Mawr Medical Specialists Association (BMMSA). Dmand AI also links Dr. Mendelson to 4 more hospitals and 1 group practice or clinic, each named with a free account. Dr. Mendelson's employer is on file too: a hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Lawrence S. Mendelson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mendelson practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bryn Mawr Medical Arts Pavilion - HOPD | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Lawrence S. Mendelson is one of 1,206 cardiologists in Pennsylvania
Cardiovascular disease is Dr. Mendelson's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Mendelson is licensed in Pennsylvania.
Specialties and state licenses
- Cardiovascular disease, PennsylvaniaPrimary
Cardiologists near Dr. Mendelson
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. Lawrence S. Mendelson billed Medicare for 5,449 services in 2024
CMS data shows 5,449 Medicare services from Dr. Mendelson across 31 procedure codes in 2024, for 1,839 Medicare patients. Medicare paid $730,540 for them.
Dr. Mendelson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 2,5102024: 2,6576%
- Office and hospital visits
- 2023: 2,0432024: 2,0581%
- Drugs given in the office
- 2023: 4222024: 4251%
- Imaging
- 2023: 2082024: 2061%
- Other services
- 2023: 1222024: 10316%
Where Dr. Mendelson's Medicare services took place, 2024
- In an office3,76069%
- In a facility1,68931%
Dr. Mendelson compared with the Pennsylvania median for cardiologists, 2024
- Dr. Mendelson
- Pennsylvania median
- Medicare services
- 5,449vs 1,7453.1 times
- Medicare patients
- 1,839vs 8552.2 times
- Part D claims
- 5,458vs 1,6693.3 times
Medians across 1,207 cardiologists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Mendelson'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lawrence S. Mendelson treated 1,839 Medicare patients in 2024, average age 78
CMS counts 1,839 Medicare patients who saw Dr. Mendelson in 2024. The largest group is 75 to 84, with 791 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 6% are also on Medicaid. Their average risk score is 1.56, 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. Mendelson's median patient age at 75, with 47% women.
Dr. Mendelson's Medicare patients by age, 2024
Dr. Mendelson's Medicare patients by sex, 2024
- Women96252%
- Men87748%
Chronic conditions among Dr. Mendelson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Ischemic heart disease53%
- Atrial fibrillation37%
- Diabetes31%
- Chronic kidney disease30%
- Mood disorders30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mendelson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Lawrence S. Mendelson wrote 5,671 Medicare Part D claims in 2024
In 2024, Dr. Mendelson wrote 5,671 Medicare Part D claims for 715 patients. 86% of them were for generic drugs. CMS names the drug for 5,458 of them, across 58 drugs with 11 or more claims each, at $1,033,237 in total drug cost. In 2023, CMS named 4,835 claims across 52 drugs.
Dr. Mendelson's Part D claims by kind of drug, 2024
- Generic4,854 claims86%
- Brand-name817 claims14%
Dr. Mendelson'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. Mendelson's Part D claims, 2024
- Antibiotics0%15 of 5,671 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: 4,8352024: 5,45813%
Drugs named by CMS: 58 in 2024, 52 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. Lawrence S. Mendelson takes part in Medicare
Dr. Mendelson 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. Lawrence S. Mendelson received $19,971 in industry payments from 2016 to 2025
CMS Open Payments shows 1,080 general payments to Dr. Mendelson from 52 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $2,617.
General payments to Dr. Mendelson by program year, 2016 to 2025
General payments to Dr. Mendelson by kind, 2016 to 2025
- Food and beverage$19,904100%
- Education$500%
- Entertainment$160%
Companies that paid Dr. Mendelson the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Lawrence S. Mendelson'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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Lawrence S. Mendelson
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. Lawrence S. Mendelson's NPI number?
Dr. Lawrence S. Mendelson's NPI number is 1851396600. It was assigned on June 17, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Lawrence S. Mendelson?
Dr. Lawrence S. Mendelson is a cardiologist in Bryn Mawr, Pennsylvania. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Lawrence S. Mendelson practice?
Dr. Mendelson practices at 825 Old Lancaster Rd, Bryn Mawr, PA 19010. Dr. Mendelson's primary practice is Bryn Mawr Medical Arts Pavilion - HOPD in Bryn Mawr, Pennsylvania. Dmand AI also links Dr. Mendelson to 4 hospitals and 1 group practice or clinic.
What is Dr. Lawrence S. Mendelson's medical license number?
Dr. Mendelson holds Pennsylvania license MD047626L.
Which hospitals is Dr. Lawrence S. Mendelson affiliated with?
Dr. Mendelson is affiliated with Bryn Mawr Hospital. Dmand AI links Dr. Mendelson to 4 more hospitals.
What medical group is Dr. Lawrence S. Mendelson part of?
Dr. Mendelson is linked to Bryn Mawr Medical Specialists Association (BMMSA).
Does Dr. Lawrence S. Mendelson accept Medicare?
Yes. CMS data shows Dr. Mendelson billed Medicare for 5,449 services in 2024, and Dr. Mendelson accepts Medicare assignment.
How many Medicare patients does Dr. Lawrence S. Mendelson see?
CMS counts 1,839 Medicare patients who saw Dr. Mendelson in 2024, with an average age of 78.
What services does Dr. Lawrence S. Mendelson bill to Medicare?
In 2024, Dr. Mendelson's most billed Medicare services were heart test or procedure (93000), office visit, established patient (99214) and heart test or procedure (93010).
What drugs does Dr. Lawrence S. Mendelson prescribe most?
In 2024 Medicare Part D data, Dr. Mendelson's most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Amlodipine Besylate.
Has Dr. Lawrence S. Mendelson received payments from drug or device companies?
CMS Open Payments shows $19,971 in general payments to Dr. Mendelson from 52 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Lawrence S. Mendelson been practicing?
Dr. Mendelson graduated from medical school in 1990, 36 years ago.
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