NPPES file of Aug 9, 2026

Kathryn F. Alcarez, DO

Internal Medicine Physician · New York, NY

Kathryn F. Alcarez, DO is an internal medicine physician with a practice address in New York, New York, and NPI 1184678260, issued on May 21, 2006. Check the license (New York 236953, 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
1184678260
Name
Kathryn F. Alcarez
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
236953 NY
Self-reported in NPPES; status is on the state search
Practice location
145 East 32ND Street, New York, NY 10016
Phone
(212) 725-5300
Enumerated
May 21, 2006
Record last updated
May 20, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(212) 725-5590
Medicaid ID
02692780 NY
Medicare enrollment
Enrolled (PECOS I20051109000749); accepts Medicare assignment
Medical or professional school
University Of New England, College Of Osteo Medicine, 2002
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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Verify Kathryn F. Alcarez 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 236953
    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

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2% more Medicare Part D claims than the average internal medicine physician in 2024

3,242 Medicare Part D claims for 305 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 49 claims were for opioids.

  1. Kathryn Alcarez3,242
  2. Specialty average3,176

Most prescribed

  1. Amlodipine Besylate168 claims
  2. Atorvastatin Calcium163 claims
  3. Losartan Potassium146 claims
  4. Levothyroxine Sodium102 claims
  5. Albuterol Sulfate Hfa100 claims
  6. Zolpidem Tartrate68 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): 6.6 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 score0.0
  2. Costout of 100 · 30%22.0
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

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

Industry payments in 2024: $2,367.20

84 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kathryn Alcarez$2,367.20
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Manhattan Internal Medicine Associates PCNew York, NY

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

Kathryn F. Alcarez among 12,067 internal medicine physician records in New York

Kathryn F. Alcarez, DO 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
  • Graduated2002 · median 2002 among the 7,221 with a school on file
  • Record last updated2015 · 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).

2,434 internal medicine physician records list a practice address in New York

They are 2,434 of the 98,468 NPPES records with a practice address in New York, and 12,067 internal medicine physician records in New York.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Mitchell Adler, MDNew York, NY 100161881699791
  2. Edward Barnes, MDNew York, NY 100161356340145
  3. Amy Bleyer, MDNew York, NY 100161043219421
  4. James Cheng, MDNew York, NY 100161811990120
  5. Kimberly Deore, M.D.New York, NY 100161528054038
  6. Joseph Devito, MDNew York, NY 100161154329514
  7. Jeffrey Friedman, MDNew York, NY 100161790783157
  8. Michael Glasser, MDNew York, NY 100161164421947

Common questions

What is Kathryn F. Alcarez, DO's NPI number?

Kathryn F. Alcarez, DO's National Provider Identifier (NPI) is 1184678260, issued on May 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Kathryn F. Alcarez, DO located?

The NPPES record lists a practice address at 145 East 32ND Street, New York, NY, 10016. Phone: (212) 725-5300. Providers update this record themselves, so call before visiting.

How can I verify Kathryn F. Alcarez, DO's license?

NPPES lists New York license number 236953, 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 Kathryn F. Alcarez, DO prescribe under Medicare Part D?

In 2024, Kathryn F. Alcarez, DO had 3,242 Medicare Part D claims for 305 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Kathryn F. Alcarez, DO's MIPS final score?

The 2023 MIPS final score is 6.6 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.