Dr. Alan Lowell Mezey, MD
- Medicare services, 2024
- 1,189
- Medicare patients, 2024
- 393
- Part D claims, 2024
- 8,097
- MIPS score, 2024
- 95
- Hospital affiliations
- 5
- Practice address
- 100 E Lancaster Ave, Wayne, PA 19087
- Practice phone
- Call (610) 645-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Lankenau Medical Center
Wayne, Pennsylvania
Find Dr. Mezey's professional email, personal email and mobile number
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Dr. Alan Lowell Mezey is an internist in Wayne, Pennsylvania
Dr. Mezey practices at Lankenau Medical Center in Wayne, Pennsylvania.
Dr. Mezey's NPI, 1245263250, was assigned on July 10, 2006. Dr. Mezey graduated from Jefferson Medical College of Thomas Jefferson University in 1989. Dr. Mezey holds Pennsylvania license MD045026L.
- NPI
- 1245263250NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5991833121
- NPI enumeration date
- July 10, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (610) 645-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Alan Lowell Mezey practices at Lankenau Medical Center in Wayne, Pennsylvania
Dr. Mezey's primary practice is Lankenau Medical Center, at 100 E Lancaster Ave, Wayne, PA 19087 in Delaware County. The practice phone is (610) 645-2000.
- Lankenau Medical Center100 E Lancaster Ave, Wayne, PA 19087 · Delaware CountyPhone(610) 645-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Alan Lowell Mezey is affiliated with 8 sites of care
Dr. Mezey's primary practice is Lankenau Medical Center in Wayne, Pennsylvania. Dr. Mezey is also affiliated with Lankenau Medical Center. Dmand AI also links Dr. Mezey to 4 more hospitals and 2 home health agencies, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Alan Lowell Mezey's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mezey practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lankenau Medical Center | Available with a free account |
| +7 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alan Lowell Mezey is one of 5,665 internists in Pennsylvania
Internal medicine is Dr. Mezey's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Mezey is licensed in Pennsylvania.
Specialties and state licenses
- Internal medicine, PennsylvaniaPrimary
Internists near Dr. Mezey
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. Alan Lowell Mezey billed Medicare for 1,189 services in 2024
CMS data shows 1,189 Medicare services from Dr. Mezey across 11 procedure codes in 2024, for 393 Medicare patients. Medicare paid $72,656 for them.
Dr. Mezey's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,1062024: 1,0148%
- Tests and treatments
- 2023: 1112024: 9415%
- Other services
- 2023: 1212024: 8133%
Where Dr. Mezey's Medicare services took place, 2024
- In an office95280%
- In a facility23720%
Dr. Mezey compared with the Pennsylvania median for internists, 2024
- Dr. Mezey
- Pennsylvania median
- Medicare services
- 1,189vs 4172.9 times
- Medicare patients
- 393vs 1852.1 times
- Part D claims
- 7,380vs 22432.9 times
Medians across 5,518 internists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Mezey'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. Mezey and other internists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Alan Lowell Mezey treated 393 Medicare patients in 2024, average age 79
CMS counts 393 Medicare patients who saw Dr. Mezey in 2024. The largest group is 75 to 84, with 179 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.18, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Mezey's median patient age at 74, with 48% women.
Dr. Mezey's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Mezey's Medicare patients by sex, 2024
- Women20051%
- Men19349%
Chronic conditions among Dr. Mezey's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis52%
- Ischemic heart disease32%
- Chronic kidney disease28%
- Diabetes28%
- Osteoporosis26%
- Cancer22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mezey's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women48%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Alan Lowell Mezey wrote 8,097 Medicare Part D claims in 2024
In 2024, Dr. Mezey wrote 8,097 Medicare Part D claims for 573 patients. 90% of them were for generic drugs. CMS names the drug for 7,380 of them, across 124 drugs with 11 or more claims each, at $498,723 in total drug cost. In 2023, CMS named 7,519 claims across 129 drugs.
Dr. Mezey's Part D claims by kind of drug, 2024
- Generic7,265 claims90%
- Brand-name772 claims10%
- Other60 claims1%
Dr. Mezey'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. Mezey's Part D claims, 2024
- Opioids2%167 of 8,097 claims
- Antibiotics3%218 of 8,097 claims
- Antipsychotics, patients 65 and over0%39 of 8,097 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: 7,5192024: 7,3802%
Drugs named by CMS: 124 in 2024, 129 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
Dr. Alan Lowell Mezey scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Mezey for performance year 2024, reported individually. Dr. Mezey accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Mezey as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Mezey's MIPS scores, performance year 2024
- 95of 100Final score
- 100of 100Quality
- 40of 100Improvement Activities
- 82of 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. Alan Lowell Mezey received $3,352 in industry payments from 2016 to 2025
CMS Open Payments shows 208 general payments to Dr. Mezey from 27 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $490.
General payments to Dr. Mezey by program year, 2016 to 2025
Companies that paid Dr. Mezey 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. Alan Lowell Mezey graduated from Jefferson Medical College of Thomas Jefferson University
Dr. Mezey graduated from Jefferson Medical College of Thomas Jefferson University in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Alan Lowell Mezey'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Alan Lowell Mezey
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. Alan Lowell Mezey's NPI number?
Dr. Alan Lowell Mezey's NPI number is 1245263250. It was assigned on July 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Alan Lowell Mezey?
Dr. Alan Lowell Mezey is an internist in Wayne, Pennsylvania. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Alan Lowell Mezey practice?
Dr. Mezey practices at 100 E Lancaster Ave, Wayne, PA 19087. Dr. Mezey's primary practice is Lankenau Medical Center in Wayne, Pennsylvania. Dmand AI also links Dr. Mezey to 4 hospitals and 2 home health agencies.
What is Dr. Alan Lowell Mezey's office phone number?
The practice phone on file for Dr. Mezey is (610) 645-2000.
What is Dr. Alan Lowell Mezey's medical license number?
Dr. Mezey holds Pennsylvania license MD045026L.
Which hospitals is Dr. Alan Lowell Mezey affiliated with?
Dr. Mezey is affiliated with Lankenau Medical Center. Dmand AI links Dr. Mezey to 4 more hospitals.
Does Dr. Alan Lowell Mezey accept Medicare?
Yes. CMS data shows Dr. Mezey billed Medicare for 1,189 services in 2024, and Dr. Mezey accepts Medicare assignment.
Does Dr. Alan Lowell Mezey offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Mezey as offering telehealth services.
What is Dr. Alan Lowell Mezey's MIPS score?
Dr. Mezey's MIPS final score for performance year 2024 is 95 out of 100, reported individually.
How many Medicare patients does Dr. Alan Lowell Mezey see?
CMS counts 393 Medicare patients who saw Dr. Mezey in 2024, with an average age of 79.
Show 5 more questionsShow fewer questions
What services does Dr. Alan Lowell Mezey bill to Medicare?
In 2024, Dr. Mezey's most billed Medicare services were office visit, established patient (99213), hospital inpatient care (99232) and medicare service (G0008).
Where did Dr. Alan Lowell Mezey go to medical school?
Dr. Mezey graduated from Jefferson Medical College of Thomas Jefferson University in 1989.
What drugs does Dr. Alan Lowell Mezey prescribe most?
In 2024 Medicare Part D data, Dr. Mezey's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Dr. Alan Lowell Mezey received payments from drug or device companies?
CMS Open Payments shows $3,352 in general payments to Dr. Mezey from 27 companies from 2016 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Alan Lowell Mezey been practicing?
Dr. Mezey graduated from medical school in 1989, 37 years ago.
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