Dr. Michael E. Leibowitz, MD

  • Silver Spring, MD
  • Internist
NPI1235119447PAC ID7214036383
Medicare services, 2024
6,489
Medicare patients, 2024
1,588
Part D claims, 2024
7,847
MIPS score, 2024
95
Industry payments
$2,145
Practice address
11120 New Hampshire Ave, Silver Spring, MD 20904
Practice phone
Call (301) 593-6844
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Michael E. Leibowitz, M.D.

Silver Spring, Maryland

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Dr. Michael E. Leibowitz is an internist in Silver Spring, Maryland

Dr. Leibowitz practices at Michael E. Leibowitz, M.D. in Silver Spring, Maryland.

Dr. Leibowitz's NPI, 1235119447, was assigned on January 23, 2006. Dr. Leibowitz graduated from New York University School of Medicine in 1964. Dr. Leibowitz holds Maryland license D08089.

NPI and contact details
Medicare PAC ID
7214036383
NPI enumeration date
January 23, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(301) 593-6844
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
88
Medical school graduation
1964

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

Dr. Michael E. Leibowitz practices at Michael E. Leibowitz, M.D. in Silver Spring, Maryland

Dr. Leibowitz's primary practice is Michael E. Leibowitz, M.D., at 11120 New Hampshire Ave, Silver Spring, MD 20904 in Montgomery County. The practice phone is (301) 593-6844.

  • Michael E. Leibowitz, M.D.
    11120 New Hampshire Ave, Silver Spring, MD 20904 · Montgomery CountyPhone(301) 593-6844

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

Dr. Michael E. Leibowitz is affiliated with 5 sites of care and 2 medical groups

Dr. Leibowitz's primary practice is Michael E. Leibowitz, M.D. in Silver Spring, Maryland. The medical group on file is Maryland Internal Medicine. Dmand AI also links Dr. Leibowitz to 2 more group practices and clinics, 2 home health agencies and 1 medical group, each named with a free account.

See all 7 affiliations for Dr. Leibowitz

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

Dmand AI tracks the EHR system at Dr. Michael E. Leibowitz's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leibowitz practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Michael E. Leibowitz, M.D.Available with a free account
+4 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Michael E. Leibowitz is one of 3,320 internists in Maryland

Internal medicine is Dr. Leibowitz's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Leibowitz is board certified in internal medicine by the American Board of Internal Medicine. Dr. Leibowitz is licensed in Maryland.

Specialties and state licenses

  • Internal medicine, MarylandPrimaryLicense D08089 · 1970 to 2026 · taxonomy 207R00000X

Clinical focus

Dmand AI lists acid reflux, acute kidney failure, acute sinusitis, acute skin infection, aneurysm, ankle or foot injury, anxiety and arteritis among the conditions Dr. Leibowitz treats.

Internists near Dr. Leibowitz

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. Michael E. Leibowitz billed Medicare for 6,489 services in 2024

CMS data shows 6,489 Medicare services from Dr. Leibowitz across 26 procedure codes in 2024, for 1,588 Medicare patients. Medicare paid $395,446 for them. Every service was in an office.

Medicare services, 20246,489
Medicare patients1,588
Paid by Medicare$395,446
Procedure codes26

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

  • 2023
  • 2024
Office and hospital visits
2023: 2,6302024: 3,56335%
Other services
2023: 7622024: 2,027166%
Tests and treatments
2023: 4932024: 76355%
Drugs given in the office
2023: 02024: 83
Surgery
2023: 202024: 53165%

Dr. Leibowitz compared with the Maryland median for internists, 2024

  • Dr. Leibowitz
  • Maryland median
Medicare services
6,489vs 6569.9 times
Medicare patients
1,588vs 2516.3 times
Part D claims
7,105vs 30923.0 times

Medians across 3,215 internists in Maryland with Dmand AI profiles that report each measure.

Dr. Leibowitz'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. Leibowitz

Need commercial claims for Dr. Leibowitz?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Leibowitz and other internists in Maryland.

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

Dr. Michael E. Leibowitz treated 1,588 Medicare patients in 2024, average age 76

CMS counts 1,588 Medicare patients who saw Dr. Leibowitz in 2024. The largest group is 65 to 74, with 642 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 0.95, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Leibowitz's median patient age at 65, with 47% women.

Medicare patients, 20241,588
Average age76
Average risk score0.95
Also on Medicaid10%

Dr. Leibowitz's Medicare patients by age, 2024

Dr. Leibowitz's Medicare patients by sex, 2024

  • Women82252%
  • Men76648%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis36%
  4. Diabetes34%
  5. Chronic kidney disease23%
  6. Ischemic heart disease22%
  7. Cancer20%
  8. Mood disorders16%

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

Dr. Leibowitz's patients across all payers

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

Patient panel by age, all payers

Median age 65

Patient panel by sex, all payers

  • Women47%
  • Men51%

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

Dr. Michael E. Leibowitz wrote 7,847 Medicare Part D claims in 2024

In 2024, Dr. Leibowitz wrote 7,847 Medicare Part D claims for 595 patients. 91% of them were for generic drugs. CMS names the drug for 7,105 of them, across 93 drugs with 11 or more claims each, at $457,930 in total drug cost. In 2023, CMS named 5,942 claims across 85 drugs.

Part D claims, 20247,847
Drugs named by CMS93
Total drug cost$457,930
Part D patients595

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

  • Generic7,148 claims91%
  • Brand-name647 claims8%
  • Other52 claims1%

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

  • Antibiotics1%49 of 7,847 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: 5,9422024: 7,10520%

Drugs named by CMS: 93 in 2024, 85 in 2023.

See all prescribing by Dr. Leibowitz

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. Michael E. Leibowitz 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. Leibowitz for performance year 2024, reported through an alternative payment model (APM). Dr. Leibowitz accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Leibowitz as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Leibowitz's MIPS scores, performance year 2024

  • 95of 100Final score
  • 79.8of 100Quality
  • 98of 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. Michael E. Leibowitz received $2,145 in industry payments from 2016 to 2025

CMS Open Payments shows 114 general payments to Dr. Leibowitz from 23 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $342.

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

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

Share is of all general payments to this clinician.

See all payments to Dr. Leibowitz

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

Dr. Michael E. Leibowitz has 1 award and honors on record

Dmand AI lists 1 award for Dr. Leibowitz.

Awards and honors for Dr. Leibowitz

  1. Undated
    • Checkbook Top Doc

Source: Dmand AI Professional Profile Data

Dr. Michael E. Leibowitz graduated from New York University School of Medicine

Dr. Leibowitz graduated from New York University School of Medicine in 1964.

  1. Medical schoolNew York University School of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in nuclear medicineAmerican Board of Nuclear Medicine

Source: Dmand AI Professional Profile Data

Dr. Michael E. Leibowitz accepts plans from 19 insurance carriers

Dr. Leibowitz is in network with 19 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • United Healthcare
  • CareFirst BlueCross BlueShield
  • HCSC
  • Alliant Health Plans
  • Aspirus Health Plan
  • +11 more carriersWith a free account

Plan types Dr. Leibowitz accepts, by number of carriers

  1. PPO12
  2. HMO9
  3. Medicare9
  4. POS6
  5. EPO4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Michael E. Leibowitz'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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
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. Michael E. Leibowitz

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. Michael E. Leibowitz's NPI number?

Dr. Michael E. Leibowitz's NPI number is 1235119447. It was assigned on January 23, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael E. Leibowitz?

Dr. Michael E. Leibowitz is an internist in Silver Spring, Maryland. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Michael E. Leibowitz practice?

Dr. Leibowitz practices at 11120 New Hampshire Ave, Silver Spring, MD 20904. Dr. Leibowitz's primary practice is Michael E. Leibowitz, M.D. in Silver Spring, Maryland. Dmand AI also links Dr. Leibowitz to 2 group practices and clinics, 2 home health agencies and 1 medical group.

What is Dr. Michael E. Leibowitz's office phone number?

The practice phone on file for Dr. Leibowitz is (301) 593-6844.

What is Dr. Michael E. Leibowitz's medical license number?

Dr. Leibowitz holds Maryland license D08089.

What medical group is Dr. Michael E. Leibowitz part of?

Dr. Leibowitz is linked to Maryland Internal Medicine. Dmand AI links Dr. Leibowitz to 1 more medical group.

Does Dr. Michael E. Leibowitz accept Medicare?

Yes. CMS data shows Dr. Leibowitz billed Medicare for 6,489 services in 2024, and Dr. Leibowitz accepts Medicare assignment.

Does Dr. Michael E. Leibowitz offer telehealth?

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

What is Dr. Michael E. Leibowitz's MIPS score?

Dr. Leibowitz's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).

How many Medicare patients does Dr. Michael E. Leibowitz see?

CMS counts 1,588 Medicare patients who saw Dr. Leibowitz in 2024, with an average age of 76.

Show 7 more questionsShow fewer questions

Is Dr. Michael E. Leibowitz board certified?

Yes. Dr. Leibowitz is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Michael E. Leibowitz bill to Medicare?

In 2024, Dr. Leibowitz's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0439).

Where did Dr. Michael E. Leibowitz go to medical school?

Dr. Leibowitz graduated from New York University School of Medicine in 1964.

What drugs does Dr. Michael E. Leibowitz prescribe most?

In 2024 Medicare Part D data, Dr. Leibowitz's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.

Has Dr. Michael E. Leibowitz received payments from drug or device companies?

CMS Open Payments shows $2,145 in general payments to Dr. Leibowitz from 23 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.

How long has Dr. Michael E. Leibowitz been practicing?

Dr. Leibowitz graduated from medical school in 1964, 62 years ago.

What insurance does Dr. Michael E. Leibowitz accept?

Dr. Leibowitz is in network with 19 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

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