NPPES file of Aug 9, 2026

Larry Williams, M.D.

Allergy & Immunology Physician · Durham, NC

Larry Williams, M.D. is an allergy & immunology physician with a practice address in Durham, North Carolina, and NPI 1700949583, issued on Dec 19, 2006. Check the license (North Carolina 24314, as entered in NPPES) on the North Carolina Medical Board; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1700949583
Name
Larry Williams
Credential
M.D.
Primary taxonomy
Allergy & Immunology Physician 207K00000X
License number
24314 NC
Self-reported in NPPES; status is on the state search
Practice location
2100 Erwin RD, Durham, NC 27710
Phone
(919) 620-4467
Enumerated
Dec 19, 2006
Record last updated
Nov 7, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicaid ID
8987841 NC
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 allergy & immunology physician records → All 146 in North Carolina → Look up another NPI →

Also registered at 2100 Erwin RD

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

  1. Deanna Adkins, M.D.Pediatrics Physician1942359955
  2. Nicolas Aeschlimann, M.D.Anesthesiology Physician1003063116
  3. Mary AffrontiNurse Practitioner1437318300
  4. Sana Alkhatib, M.D.Cardiovascular Disease Physician1336223247
  5. Diane AllenSurgery Physician1184708885
  6. James Alspaugh, M.D.Infectious Disease Physician1851440861

Verify Larry Williams in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNorth Carolina Medical Board
    Search for license 24314    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 North Carolina 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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Larry Williams among 146 allergy & immunology physician records in North Carolina

Larry Williams, M.D. is one of 146 allergy & immunology physician records with a practice address in North Carolina. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 18% of them.

  • NPI issued2006 · 18% of these records are older, 49% newer
  • In a Medicare fileNo · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 64% of these records are
  • Record last updated2007 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207K00000X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Allergy & Immunology Physician providers in North Carolina

There are 146 allergy & immunology physician records in North Carolina. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 146 in North Carolina → Every provider in Durham → Allergy & Immunology Physician nationwide →

The 8 allergy & immunology physician records with the nearest ZIP codes

  1. Julie Kim-Chang, M.D.Durham, NC 277101750606653
  2. Mary Markert, M.D.Durham, NC 277101154484939
  3. Cristine Radojicic, MDDurham, NC 277131245294206
  4. John BarberDurham, NC 277051598393134
  5. Peter Bressler, MDDurham, NC 277051972583656
  6. Alison Church, MDDurham, NC 277051528233947
  7. Sarah Johnson, MDDurham, NC 277051013412477
  8. Lorena Wilson, M.D.Durham, NC 277051497075659

Common questions

What is Larry Williams, M.D.'s NPI number?

Larry Williams, M.D.'s National Provider Identifier (NPI) is 1700949583, issued on Dec 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Larry Williams, M.D. located?

The NPPES record lists a practice address at 2100 Erwin RD, Durham, NC, 27710. Phone: (919) 620-4467. Providers update this record themselves, so call before visiting.

How can I verify Larry Williams, M.D.'s license?

NPPES lists North Carolina license number 24314, as entered by the provider. Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.