Dr. Matthew Peter Mardiney Sr., MD

  • Bel Air, MD
  • Allergist and immunologist
NPI1144271073PAC ID1456371970
Medicare services, 2024
58,318
Medicare patients, 2024
811
Part D claims, 2024
3,938
Publications
1
MIPS score, 2024
24
Practice address
2225 Old Emmorton Rd, Bel Air, MD 21015
Practice phone
Call (443) 857-9829
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Matthew P Mardiney MD

Bel Air, Maryland

See all 4 affiliations

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Dr. Matthew Peter Mardiney Sr. is an allergist and immunologist in Bel Air, Maryland

Dr. Mardiney practices at Matthew P Mardiney MD in Bel Air, Maryland.

Dr. Mardiney's NPI, 1144271073, was assigned on May 15, 2006. Dr. Mardiney graduated from Georgetown University School Of Medicine in 1994. Dr. Mardiney's Maryland license number on file is D0054372.

NPI and contact details
Medicare PAC ID
1456371970
NPI enumeration date
May 15, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(443) 857-9829
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
58
Medical school graduation
1994

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Matthew Peter Mardiney Sr. practices at Matthew P Mardiney MD in Bel Air, Maryland

Dr. Mardiney's primary practice is Matthew P Mardiney MD, at 2225 Old Emmorton Rd, Bel Air, MD 21015 in Harford County. The practice phone is (443) 857-9829.

  • Matthew P Mardiney MD
    2225 Old Emmorton Rd, Bel Air, MD 21015 · Harford CountyPhone(443) 857-9829

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Matthew Peter Mardiney Sr. is affiliated with 3 sites of care and 1 medical group

Dr. Mardiney's primary practice is Matthew P Mardiney MD in Bel Air, Maryland. Dr. Mardiney is also affiliated with WellSpan York Hospital. The medical group on file is Advanced Allergy & Asthma Centers. Dmand AI also links Dr. Mardiney to 1 more group practice or clinic, named with a free account.

See all 4 affiliations for Dr. Mardiney

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Matthew Peter Mardiney Sr.'s practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mardiney practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Matthew P Mardiney MDAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Matthew Peter Mardiney Sr. is one of 83 allergists and immunologists in Maryland

Allergy and immunology is Dr. Mardiney's primary specialty in the NPI Registry, under taxonomy code 207K00000X. Dr. Mardiney is board certified in allergy & immunology by the American Board of Allergy and Immunology. Dmand AI has Dr. Mardiney's licenses on file in 3 states: Maryland, California and Pennsylvania.

Specialties and state licenses

  • Allergy and immunology, MarylandPrimaryLicense D0054372 · 1999 to 2025 · taxonomy 207K00000X
  • California licenseSince 1996
  • Pennsylvania license2000 to 2002

Clinical focus

Dmand AI lists acute sinusitis, asthma, chronic nasal allergies, chronic sinusitis, hives and upper respiratory infection (URI) among the conditions Dr. Mardiney treats.

Allergists and immunologists near Dr. Mardiney

Counts of allergists and immunologists 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. Matthew Peter Mardiney Sr. billed Medicare for 58,318 services in 2024

CMS data shows 58,318 Medicare services from Dr. Mardiney across 18 procedure codes in 2024, for 811 Medicare patients. Medicare paid $1,386,118 for them. Every service was in an office.

Medicare services, 202458,318
Medicare patients811
Paid by Medicare$1.4M
Procedure codes18

Dr. Mardiney's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Drugs given in the office
2023: 35,1002024: 37,7277%
Tests and treatments
2023: 25,7902024: 18,42729%
Office and hospital visits
2023: 2,3932024: 2,15210%
Surgery
2023: 02024: 12

Dr. Mardiney compared with the Maryland median for allergists and immunologists, 2024

  • Dr. Mardiney
  • Maryland median
Medicare services
58,318vs 1,80232.4 times
Medicare patients
811vs 1944.2 times
Part D claims
3,770vs 14126.7 times

Medians across 64 allergists and immunologists in Maryland with Dmand AI profiles that report each measure.

Dr. Mardiney'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.

See all procedures by Dr. Mardiney

Need commercial claims for Dr. Mardiney?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mardiney and other allergists and immunologists in Maryland.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Matthew Peter Mardiney Sr. treated 811 Medicare patients in 2024, average age 73

CMS counts 811 Medicare patients who saw Dr. Mardiney in 2024. The largest group is 65 to 74, with 430 patients. 75% of them have high cholesterol, and 70% have high blood pressure. 2% are also on Medicaid. Their average risk score is 0.89, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Mardiney's median patient age at 46, with 60% women.

Medicare patients, 2024811
Average age73
Average risk score0.89
Also on Medicaid2%

Dr. Mardiney's Medicare patients by age, 2024

Dr. Mardiney's Medicare patients by sex, 2024

  • Women57170%
  • Men24030%

Chronic conditions among Dr. Mardiney's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure70%
  3. Arthritis54%
  4. Asthma38%
  5. Anxiety26%
  6. Ischemic heart disease24%
  7. Diabetes22%
  8. Mood disorders22%

Share of Medicare patients with each condition. A patient can have several.

Dr. Mardiney's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 46

Patient panel by sex, all payers

  • Women60%
  • Men39%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Matthew Peter Mardiney Sr. wrote 3,938 Medicare Part D claims in 2024

In 2024, Dr. Mardiney wrote 3,938 Medicare Part D claims for 704 patients. 81% of them were for generic drugs. CMS names the drug for 3,770 of them, across 48 drugs with 11 or more claims each, at $1,044,949 in total drug cost. In 2023, CMS named 3,091 claims across 35 drugs.

Part D claims, 20243,938
Drugs named by CMS48
Total drug cost$1M
Part D patients704

Dr. Mardiney's Part D claims by kind of drug, 2024

  • Generic3,183 claims81%
  • Brand-name and other755 claims19%

Dr. Mardiney'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. Mardiney's Part D claims, 2024

  • Opioids2%63 of 3,938 claims
  • Antibiotics8%298 of 3,938 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: 3,0912024: 3,77022%

Drugs named by CMS: 48 in 2024, 35 in 2023.

See all prescribing by Dr. Mardiney

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. Matthew Peter Mardiney Sr. scored 24 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 24 out of 100 for Dr. Mardiney for performance year 2024, reported individually. Dr. Mardiney accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Mardiney as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Mardiney's MIPS scores, performance year 2024

  • 24of 100Final score
  • 0of 100Quality
  • 0of 100Improvement Activities
  • 79of 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. Matthew Peter Mardiney Sr. has 1 publication on record

Dmand AI links 1 paper to Dr. Mardiney in 2021.

Papers1

Recent publications by Dr. Mardiney

See all 1 publications and co-authors

See who Dr. Mardiney researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mardiney works with, so you can find a warm path to the right allergists and immunologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Matthew Peter Mardiney Sr. received $30,322 in industry payments from 2016 to 2025

CMS Open Payments shows 1,364 general payments to Dr. Mardiney from 48 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 84% of the total. Pfizer Inc. paid the most, $4,147.

General payments to Dr. Mardiney by program year, 2016 to 2025

General payments to Dr. Mardiney by kind, 2016 to 2025

$30.3Kin total
  • Food and beverage$25,36184%
  • Consulting fees$2,4108%
  • Speaker and faculty fees$1,7506%
  • Education$4111%
  • Travel and lodging$3891%

Companies that paid Dr. Mardiney the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Mardiney

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Matthew Peter Mardiney Sr. graduated from Georgetown University School Of Medicine

Dr. Mardiney graduated from Georgetown University School Of Medicine in 1994.

  1. Medical schoolGeorgetown University School Of Medicine
  2. Board certified in allergy & immunologyAmerican Board of Allergy and Immunology

Source: Dmand AI Professional Profile Data

Dr. Matthew Peter Mardiney Sr. accepts plans from 15 insurance carriers

Dr. Mardiney is in network with 15 carriers, including Aetna, United Healthcare and Elevance. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

Plan types Dr. Mardiney accepts, by number of carriers

  1. PPO10
  2. HMO8
  3. Medicare5
  4. EPO4
  5. POS3

Source: Dmand AI Insurance Network Data

Sources for Dr. Matthew Peter Mardiney Sr.'s profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Matthew Peter Mardiney Sr.

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. Matthew Peter Mardiney Sr.'s NPI number?

Dr. Matthew Peter Mardiney Sr.'s NPI number is 1144271073. It was assigned on May 15, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Matthew Peter Mardiney Sr.?

Dr. Matthew Peter Mardiney Sr. is an allergist and immunologist in Bel Air, Maryland. The primary specialty in the NPI Registry is Allergy & Immunology Physician (taxonomy code 207K00000X).

Where does Dr. Matthew Peter Mardiney Sr. practice?

Dr. Mardiney practices at 2225 Old Emmorton Rd, Bel Air, MD 21015. Dr. Mardiney's primary practice is Matthew P Mardiney MD in Bel Air, Maryland. Dmand AI also links Dr. Mardiney to 1 group practice or clinic.

What is Dr. Matthew Peter Mardiney Sr.'s office phone number?

The practice phone on file for Dr. Mardiney is (443) 857-9829.

What is Dr. Matthew Peter Mardiney Sr.'s medical license number?

Dr. Mardiney's Maryland license number on file is D0054372, one of the licenses on file in 3 states.

Which states has Dr. Matthew Peter Mardiney Sr. been licensed in?

Dmand AI has state licenses on file for Dr. Mardiney in Maryland (1999 to 2025), California (since 1996) and Pennsylvania (2000 to 2002).

Which hospitals is Dr. Matthew Peter Mardiney Sr. affiliated with?

Dr. Mardiney is affiliated with WellSpan York Hospital.

What medical group is Dr. Matthew Peter Mardiney Sr. part of?

Dr. Mardiney is linked to Advanced Allergy & Asthma Centers.

Does Dr. Matthew Peter Mardiney Sr. accept Medicare?

Yes. CMS data shows Dr. Mardiney billed Medicare for 58,318 services in 2024, and Dr. Mardiney accepts Medicare assignment.

Does Dr. Matthew Peter Mardiney Sr. offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Mardiney as offering telehealth services.

Show 10 more questionsShow fewer questions

What is Dr. Matthew Peter Mardiney Sr.'s MIPS score?

Dr. Mardiney's MIPS final score for performance year 2024 is 24 out of 100, reported individually.

How many Medicare patients does Dr. Matthew Peter Mardiney Sr. see?

CMS counts 811 Medicare patients who saw Dr. Mardiney in 2024, with an average age of 73.

Is Dr. Matthew Peter Mardiney Sr. board certified?

Yes. Dr. Mardiney is board certified in allergy & immunology by the American Board of Allergy and Immunology.

What services does Dr. Matthew Peter Mardiney Sr. bill to Medicare?

In 2024, Dr. Mardiney's most billed Medicare services were injected or infused drug (J2357), allergy test or treatment (95004) and allergy test or treatment (95165).

Where did Dr. Matthew Peter Mardiney Sr. go to medical school?

Dr. Mardiney graduated from Georgetown University School Of Medicine in 1994.

What drugs does Dr. Matthew Peter Mardiney Sr. prescribe most?

In 2024 Medicare Part D data, Dr. Mardiney's most prescribed drugs by claims were Hydroxyzine HCl, Ipratropium Bromide and Montelukast Sodium.

Has Dr. Matthew Peter Mardiney Sr. received payments from drug or device companies?

CMS Open Payments shows $30,322 in general payments to Dr. Mardiney from 48 companies from 2016 to 2025. The largest total came from Pfizer Inc.

How long has Dr. Matthew Peter Mardiney Sr. been practicing?

Dr. Mardiney graduated from medical school in 1994, 32 years ago.

Does Dr. Matthew Peter Mardiney Sr. do research?

Dmand AI links 1 publication to Dr. Mardiney.

What insurance does Dr. Matthew Peter Mardiney Sr. accept?

Dr. Mardiney is in network with 15 carriers, including Aetna, United Healthcare and Elevance. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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