Dr. Marek M. Pienkowski, MD, PhD

  • Knoxville, TN
  • Allergy physician
NPI1659340610PAC ID9234132523
Medicare services, 2024
30,945
Medicare patients, 2024
531
Part D claims, 2024
425
Publications
8
MIPS score, 2024
86
Practice address
7417 Kingston Pike, Knoxville, TN 37919
Practice phone
Call (865) 584-4112
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Allergic Diseases Asthma & Immunology Clinic

Knoxville, Tennessee

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Dr. Marek M. Pienkowski is an allergy physician in Knoxville, Tennessee

Dr. Pienkowski practices at Allergic Diseases Asthma & Immunology Clinic in Knoxville, Tennessee.

Dr. Pienkowski's NPI, 1659340610, was assigned on March 14, 2006. Dr. Pienkowski graduated from Medical University of Warsaw in 1969. Dr. Pienkowski's Tennessee license number on file is MD15320.

NPI and contact details
Medicare PAC ID
9234132523
NPI enumeration date
March 14, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(865) 584-4112
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
83
Medical school graduation
1969

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

Dr. Marek M. Pienkowski practices at Allergic Diseases Asthma & Immunology Clinic in Knoxville, Tennessee

Dr. Pienkowski's primary practice is Allergic Diseases Asthma & Immunology Clinic, at 7417 Kingston Pike, Knoxville, TN 37919 in Knox County. The practice phone is (865) 584-4112.

  • Allergic Diseases Asthma & Immunology Clinic
    7417 Kingston Pike, Knoxville, TN 37919 · Knox CountyPhone(865) 584-4112

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

Dr. Marek M. Pienkowski is affiliated with 2 sites of care and 1 medical group

Dr. Pienkowski's primary practice is Allergic Diseases Asthma & Immunology Clinic in Knoxville, Tennessee. The medical group on file is Pienkowski MD Allergy & Asthma Clinic. Dmand AI also links Dr. Pienkowski to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Dr. Pienkowski

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

Dmand AI tracks the EHR system at Dr. Marek M. Pienkowski's practice

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

EHR by site
SiteEHR vendor and product
Allergic Diseases Asthma & Immunology ClinicAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Marek M. Pienkowski is one of 14 allergy physicians in Tennessee

Allergy is Dr. Pienkowski's primary specialty in the NPI Registry, under taxonomy code 207KA0200X. Dmand AI has Dr. Pienkowski's licenses on file in 3 states: Tennessee, Michigan and Maryland.

Specialties and state licenses

  • Allergy, TennesseePrimaryLicense MD15320 · 1984 to 2025 · taxonomy 207KA0200X
  • Michigan license1980 to 1990
  • Maryland license1982 to 1985

Clinical focus

Dmand AI lists acute sinusitis, chronic nasal allergies, hives and immune deficiency disease among the conditions Dr. Pienkowski treats.

Allergy physicians near Dr. Pienkowski

Counts of allergy physicians with a Dmand AI profile, by place and practice. Each opens the list.

14allergy physicians in Tennessee
2allergy physicians in Knoxville

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Marek M. Pienkowski billed Medicare for 30,945 services in 2024

CMS data shows 30,945 Medicare services from Dr. Pienkowski across 9 procedure codes in 2024, for 531 Medicare patients. Medicare paid $260,728 for them. Every service was in an office.

Medicare services, 202430,945
Medicare patients531
Paid by Medicare$260,728
Procedure codes9

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

  • 2023
  • 2024
Tests and treatments
2023: 33,1912024: 30,6738%
Office and hospital visits
2023: 2472024: 21712%
Drugs given in the office
2023: 02024: 55
Surgery
2023: 352024: 0100%

Dr. Pienkowski compared with the Tennessee median for allergy physicians, 2024

  • Dr. Pienkowski
  • Tennessee median
Medicare services
30,945vs 1,29024.0 times
Medicare patients
531vs 1015.3 times
Part D claims
299vs 59850% below

Medians across 15 allergy physicians in Tennessee with Dmand AI profiles that report each measure.

Dr. Pienkowski'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. Pienkowski

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Pienkowski and other allergy physicians in Tennessee.

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

Dr. Marek M. Pienkowski treated 531 Medicare patients in 2024, average age 73

CMS counts 531 Medicare patients who saw Dr. Pienkowski in 2024. The largest group is 65 to 74, with 284 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 4% are also on Medicaid. Their average risk score is 1.02, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Pienkowski's median patient age at 63, with 67% women.

Medicare patients, 2024531
Average age73
Average risk score1.02
Also on Medicaid4%

Dr. Pienkowski's Medicare patients by age, 2024

Dr. Pienkowski's Medicare patients by sex, 2024

  • Women35266%
  • Men17934%

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

  1. High cholesterol75%
  2. High blood pressure72%
  3. Arthritis51%
  4. Asthma27%
  5. Diabetes27%
  6. Anxiety26%
  7. Mood disorders25%
  8. Depression23%

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

Dr. Pienkowski's patients across all payers

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

Patient panel by age, all payers

Median age 63

Patient panel by sex, all payers

  • Women67%
  • Men33%

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

Dr. Marek M. Pienkowski wrote 425 Medicare Part D claims in 2024

In 2024, Dr. Pienkowski wrote 425 Medicare Part D claims for 109 patients. 71% of them were for generic drugs. CMS names the drug for 299 of them, across 11 drugs with 11 or more claims each, at $130,826 in total drug cost. In 2023, CMS named 328 claims across 16 drugs.

Part D claims, 2024425
Drugs named by CMS11
Total drug cost$130,826
Part D patients109

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

  • Generic300 claims71%
  • Brand-name125 claims29%

Dr. Pienkowski'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: 3282024: 2999%

Drugs named by CMS: 11 in 2024, 16 in 2023.

See all prescribing by Dr. Pienkowski

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. Marek M. Pienkowski scored 86 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Pienkowski for performance year 2024, reported individually. Dr. Pienkowski accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Pienkowski's MIPS scores, performance year 2024

  • 86of 100Final score
  • 77of 100Quality
  • 95of 100Promoting Interoperability
  • 40of 100Improvement Activities

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. Marek M. Pienkowski has 8 publications on record

Dmand AI links 8 papers to Dr. Pienkowski, published from 2012 to 2025. The most frequent topics are Desensitization, Immunologic and Skin Tests. Dr. Pienkowski has published most often in J Allergy Clin Immunol.

Papers8
Years published2012 to 2025

Dr. Pienkowski's papers by year, 2012 to 2025

Topics Dr. Pienkowski writes about most

  • Desensitization, Immunologic
  • Skin Tests

Recent publications by Dr. Pienkowski

See all 8 publications and co-authors

See who Dr. Pienkowski researches with

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

How network discovery works

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

Dr. Marek M. Pienkowski received $483 in industry payments from 2018 to 2025

CMS Open Payments shows 6 general payments to Dr. Pienkowski from 5 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 94% of the total. AstraZeneca Pharmaceuticals LP paid the most, $192.

General payments to Dr. Pienkowski by program year, 2018 to 2025

General payments to Dr. Pienkowski by kind, 2018 to 2025

$483in total
  • Food and beverage$45694%
  • Education$276%

Companies that paid Dr. Pienkowski the most, 2018 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Pienkowski

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

Dr. Marek M. Pienkowski graduated from Medical University of Warsaw

Dr. Pienkowski graduated from Medical University of Warsaw in 1969. Dr. Pienkowski is a member of AAAAI.

  1. Medical schoolMedical University of Warsaw

Source: Dmand AI Professional Profile Data

Dr. Marek M. Pienkowski accepts plans from 18 insurance carriers

Dr. Pienkowski is in network with 18 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Cigna. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.

Plan types Dr. Pienkowski accepts, by number of carriers

  1. PPO13
  2. Medicare9
  3. HMO8
  4. EPO4
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Dr. Marek M. Pienkowski'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. Marek M. Pienkowski

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. Marek M. Pienkowski's NPI number?

Dr. Marek M. Pienkowski's NPI number is 1659340610. It was assigned on March 14, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Marek M. Pienkowski?

Dr. Marek M. Pienkowski is an allergy physician in Knoxville, Tennessee. The primary specialty in the NPI Registry is Allergy Physician (taxonomy code 207KA0200X).

Where does Dr. Marek M. Pienkowski practice?

Dr. Pienkowski practices at 7417 Kingston Pike, Knoxville, TN 37919. Dr. Pienkowski's primary practice is Allergic Diseases Asthma & Immunology Clinic in Knoxville, Tennessee. Dmand AI also links Dr. Pienkowski to 1 group practice or clinic.

What is Dr. Marek M. Pienkowski's office phone number?

The practice phone on file for Dr. Pienkowski is (865) 584-4112.

What is Dr. Marek M. Pienkowski's medical license number?

Dr. Pienkowski's Tennessee license number on file is MD15320, one of the licenses on file in 3 states.

Which states has Dr. Marek M. Pienkowski been licensed in?

Dmand AI has state licenses on file for Dr. Pienkowski in Tennessee (1984 to 2025), Michigan (1980 to 1990) and Maryland (1982 to 1985).

What medical group is Dr. Marek M. Pienkowski part of?

Dr. Pienkowski is linked to Pienkowski MD Allergy & Asthma Clinic.

Does Dr. Marek M. Pienkowski accept Medicare?

Yes. CMS data shows Dr. Pienkowski billed Medicare for 30,945 services in 2024, and Dr. Pienkowski accepts Medicare assignment.

What is Dr. Marek M. Pienkowski's MIPS score?

Dr. Pienkowski's MIPS final score for performance year 2024 is 86 out of 100, reported individually.

How many Medicare patients does Dr. Marek M. Pienkowski see?

CMS counts 531 Medicare patients who saw Dr. Pienkowski in 2024, with an average age of 73.

Show 7 more questionsShow fewer questions

What services does Dr. Marek M. Pienkowski bill to Medicare?

In 2024, Dr. Pienkowski's most billed Medicare services were allergy test or treatment (95165), allergy test or treatment (95004) and allergy test or treatment (95117).

Where did Dr. Marek M. Pienkowski go to medical school?

Dr. Pienkowski graduated from Medical University of Warsaw in 1969.

What drugs does Dr. Marek M. Pienkowski prescribe most?

In 2024 Medicare Part D data, Dr. Pienkowski's most prescribed drugs by claims were Hydroxychloroquine Sulfate, Montelukast Sodium and Xolair.

Has Dr. Marek M. Pienkowski received payments from drug or device companies?

CMS Open Payments shows $483 in general payments to Dr. Pienkowski from 5 companies from 2018 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.

How long has Dr. Marek M. Pienkowski been practicing?

Dr. Pienkowski graduated from medical school in 1969, 57 years ago.

Does Dr. Marek M. Pienkowski do research?

Dmand AI links 8 publications to Dr. Pienkowski, published from 2012 to 2025.

What insurance does Dr. Marek M. Pienkowski accept?

Dr. Pienkowski is in network with 18 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Cigna. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.

Selling to allergy practices?

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