NPPES file of Aug 9, 2026

Alexander Karlic, MD

Internal Medicine Physician · Rochester, NY

Alexander Karlic, MD is an internal medicine physician with a practice address in Rochester, New York, and NPI 1881620045, issued on Jun 22, 2006. Check the license (New York 236595, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881620045
Name
Alexander Karlic
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
236595 NY
Self-reported in NPPES; status is on the state search
Practice location
105 Canal Landing Blvd., Rochester, NY 14626
Phone
(585) 368-4050
Enumerated
Jun 22, 2006
Record last updated
Jun 7, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(585) 723-6705
Medicaid ID
02662935 NY
Medicare enrollment
Enrolled (PECOS I20050802000738); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 105 Canal Landing Blvd.

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Reynold Golden, MDInternal Medicine Physician1720003015
  2. Richard Mittereder, MDFamily Medicine Physician1861421448
  3. Daniel Zatreanu, MDInternal Medicine Physician1528004207

Verify Alexander Karlic in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 236595
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the New York license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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69% more Medicare Part D claims than the average internal medicine physician in 2024

5,365 Medicare Part D claims for 828 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 405 claims were for opioids.

  1. Alexander Karlic5,365
  2. Specialty average3,176

Most prescribed

  1. Amlodipine Besylate341 claims
  2. Levothyroxine Sodium244 claims
  3. Atorvastatin Calcium200 claims
  4. Furosemide192 claims
  5. Quetiapine Fumarate169 claims
  6. Losartan Potassium140 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The MIPS final score for 2023 (Medicare payment program): 95.2 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score70.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. The Unity Hospital OF RochesterRochester, NY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Alexander Karlic among 12,067 internal medicine physician records in New York

Alexander Karlic, MD is one of 12,067 internal medicine physician records with a practice address in New York. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 53% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1977 · median 2002 among the 7,221 with a school on file
  • Record last updated2016 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

504 internal medicine physician records list a practice address in Rochester

They are 504 of the 20,520 NPPES records with a practice address in Rochester, and 12,067 internal medicine physician records in New York.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Richard Alweis, MDRochester, NY 146261174529747
  2. Christian Brondon, MDRochester, NY 146261265472260
  3. Sudipt Deshmukh, MBBSRochester, NY 146261306804125
  4. Bernard Farnand, MDRochester, NY 146261457322851
  5. Stephen Hellems, MDRochester, NY 146261598732844
  6. Michael Herbowy, MDRochester, NY 146261447227228
  7. Kimberly Peterson, MDRochester, NY 146261225005937
  8. Jay Rajda, MDRochester, NY 146261750320529

Common questions

What is Alexander Karlic, MD's NPI number?

Alexander Karlic, MD's National Provider Identifier (NPI) is 1881620045, issued on Jun 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Alexander Karlic, MD located?

The NPPES record lists a practice address at 105 Canal Landing Blvd., Rochester, NY, 14626. Phone: (585) 368-4050. Providers update this record themselves, so call before visiting.

How can I verify Alexander Karlic, MD's license?

NPPES lists New York license number 236595, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Alexander Karlic, MD prescribe under Medicare Part D?

In 2024, Alexander Karlic, MD had 5,365 Medicare Part D claims for 828 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Alexander Karlic, MD's MIPS final score?

The 2023 MIPS final score is 95.2 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.