NPPES file of Aug 9, 2026

Lai Yung Sum, NP

Nurse Practitioner · New York, NY

Lai Yung Sum, NP is a nurse practitioner with a practice address in New York, New York, and NPI 1922016435, issued on Aug 3, 2006. Check the license (New York 340294, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1922016435
Name
Lai Yung Sum
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
340294 NY
302741 NY
Self-reported in NPPES; status is on the state search
Practice location
450 N End Ave, New York, NY 10282
Phone
(212) 619-4112
Enumerated
Aug 3, 2006
Record last updated
Feb 26, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicaid ID
02040499 NY
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest nurse practitioner records → All 3,097 in New York → Look up another NPI →

Also registered at 450 N End Ave

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

  1. Katerina GoldmanMental Health Counselor1447661988
  2. Tracie Langheld, MA CCC-SLPSpeech-Language Pathologist1134360324

Verify Lai Yung Sum in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license 340294    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
Find the New York license search

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2.7 times the Medicare Part D claims of the average nurse practitioner in 2024

2,988 Medicare Part D claims for 90 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 16 claims were for opioids.

  1. Lai Sum2,988
  2. Specialty average1,109

Most prescribed

  1. Atorvastatin Calcium234 claims
  2. Ammonium Lactate154 claims
  3. Amlodipine Besylate129 claims
  4. Metoprolol Succinate110 claims
  5. Famotidine109 claims
  6. Diclofenac Sodium93 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.

Lai Yung Sum among 3,097 nurse practitioner records in New York

Lai Yung Sum, NP is one of 3,097 nurse practitioner records with a practice address in New York. 64% 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 5% of them.

  • NPI issued2006 · 5% of these records are older, 70% newer
  • In a Medicare fileYes · 64% of these records are
  • In the CMS Doctors and Clinicians fileNo · 44% of these records are
  • Record last updated2015 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nurse Practitioner providers in New York

There are 3,097 nurse practitioner records in New York.

All 3,097 in New York → Every provider in New York → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Jeanette Kreuze, FNP-BCNew York, NY 102811093119596
  2. Sarah AhmedStaten Island, NY 103011710389390
  3. Christina Caprino, FNPStaten Island, NY 103011447841747
  4. Alexa D'Angelo, FNP-CStaten Island, NY 103011659243871
  5. Vanessa LeiwsStaten Island, NY 103011700565991
  6. Marisa Letheby, MSN, FNP-C, FNP-BCStaten Island, NY 103011891398392
  7. Irina Nulman, FNPStaten Island, NY 103011932037165
  8. Gloria RodriguezStaten Island, NY 103011881373074

Common questions

What is Lai Yung Sum, NP's NPI number?

Lai Yung Sum, NP's National Provider Identifier (NPI) is 1922016435, issued on Aug 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Lai Yung Sum, NP located?

The NPPES record lists a practice address at 450 N End Ave, New York, NY, 10282. Phone: (212) 619-4112. Providers update this record themselves, so call before visiting.

How can I verify Lai Yung Sum, NP's license?

NPPES lists New York license number 340294, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Lai Yung Sum, NP prescribe under Medicare Part D?

In 2024, Lai Yung Sum, NP had 2,988 Medicare Part D claims for 90 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.