NPPES file of Aug 9, 2026

Hillary Ann Johnston-Cox, MD, PHD

Cardiovascular Disease Physician · New York, NY

Hillary Ann Johnston-Cox, MD, PHD is a cardiovascular disease physician with a practice address in New York, New York, and NPI 1083031124, issued on Mar 26, 2014. Check the license (New York 296370, 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
1083031124
Name
Hillary Ann Johnston-Cox
Credential
MD, PHD
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
296370 NY
Self-reported in NPPES; status is on the state search
Practice location
17 E 102ND St FL 7, New York, NY 10029
Phone
(212) 659-8551
Enumerated
Mar 26, 2014
Record last updated
May 2, 2023
Medicare enrollment
Enrolled (PECOS I20221012001167); accepts Medicare assignment
Medical or professional school
Boston University School Of Medicine, 2014
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 17 E 102ND St FL 7

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

  1. Lauren Bradley, LMSW, LSWSocial Worker1639726722
  2. Colin Iberti, M.D.Student in an Organized Health Care Education/Training Program1598183162
  3. Guido LancmanStudent in an Organized Health Care Education/Training Program1881088185
  4. Elke Santos-MedinaSocial Worker1912542481

Verify Hillary Ann Johnston-Cox 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 296370
    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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96% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024

130 Medicare Part D claims for 27 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.

  1. Hillary Johnston-Cox130
  2. Specialty average3,078

Most prescribed

  1. Clopidogrel19 claims
  2. Atorvastatin Calcium18 claims
  3. Losartan Potassium17 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): 91.3 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 score74.9
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%91.7
  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).

Industry payments in 2024: $345.39

3 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Hillary Johnston-Cox$345.39
  2. Specialty average$3,819.56

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. North Shore-Lij Medical PCManhasset, NY

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

Hillary Ann Johnston-Cox among 2,583 cardiovascular disease physician records in New York

Hillary Ann Johnston-Cox, MD, PHD is one of 2,583 cardiovascular disease physician records with a practice address in New York. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 85% of them.

  • NPI issued2014 · 85% of these records are older, 14% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated2014 · median 1998 among the 1,896 with a school on file
  • Record last updated2023 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cardiovascular Disease Physician providers in New York

There are 2,583 cardiovascular disease physician records in New York.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Lori Croft, MDNew York, NY 100291336140631
  2. Bruce Darrow, M.D.New York, NY 100291649222605
  3. Icilma Fergus, M.D.New York, NY 100291699745075
  4. Valentin Fuster, MDNew York, NY 100291588665889
  5. Umesh Gidwani, MD, MSNew York, NY 100291861431744
  6. Joseph Gomes, M.D.New York, NY 100291285673426
  7. Roger Hajjar, MDNew York, NY 100291003801903
  8. Jonathan Halperin, M.D.New York, NY 100291508805227

Common questions

What is Hillary Ann Johnston-Cox, MD, PHD's NPI number?

Hillary Ann Johnston-Cox, MD, PHD's National Provider Identifier (NPI) is 1083031124, issued on Mar 26, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Hillary Ann Johnston-Cox, MD, PHD located?

The NPPES record lists a practice address at 17 E 102ND St FL 7, New York, NY, 10029. Phone: (212) 659-8551. Providers update this record themselves, so call before visiting.

How can I verify Hillary Ann Johnston-Cox, MD, PHD's license?

NPPES lists New York license number 296370, 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 Hillary Ann Johnston-Cox, MD, PHD prescribe under Medicare Part D?

In 2024, Hillary Ann Johnston-Cox, MD, PHD had 130 Medicare Part D claims for 27 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.

What is Hillary Ann Johnston-Cox, MD, PHD's MIPS final score?

The 2023 MIPS final score is 91.3 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.