NPPES file of Aug 9, 2026

William Miller Johnstone, M.D.

Obstetrics & Gynecology Physician · Wilmington, NC

William Miller Johnstone, M.D. is an obstetrics & gynecology physician with a practice address in Wilmington, North Carolina, and NPI 1780608893, issued on Jul 26, 2006. Check the license (North Carolina 00-39731, as entered in NPPES) on the North Carolina Medical Board; 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
1780608893
Name
William Miller Johnstone
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
00-39731 NC
Self-reported in NPPES; status is on the state search
Practice location
2150 Shipyard Blvd, Wilmington, NC 28403
Phone
(910) 662-9300
Enumerated
Jul 26, 2006
Record last updated
May 26, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(910) 662-9301
Medicare enrollment
Enrolled (PECOS I20100803000657); accepts Medicare assignment
Medical or professional school
Brody School Of Medicine At East Carolina University, 1989
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 2150 Shipyard Blvd

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

  1. Amy BaezPhysician Assistant1245625011
  2. Sydni BarrasStudent in an Organized Health Care Education/Training Program1003510595
  3. Todd Beste, MDObstetrics & Gynecology Physician1427040104
  4. Kristen Chalk, MDObstetrics & Gynecology Physician1598993677
  5. Lauren Harkins, MDStudent in an Organized Health Care Education/Training Program1538918750
  6. Heather HarmonFamily Nurse Practitioner1245189273

Verify William Miller Johnstone in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNorth Carolina Medical Board
    Search for license 00-39731
    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

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22% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

128 Medicare Part D claims for 42 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.

  1. William Johnstone128
  2. Specialty average165

Most prescribed

  1. Estradiol27 claims
  2. Tolterodine Tartrate Er12 claims
  3. Medroxyprogesterone Acetate11 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.

Industry payments in 2024: $878.04

15 payments; by number, the most common kind was food and beverage; the largest payer was Axonics, Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. William Johnstone$878.04
  2. Specialty average$1,030.61

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. Mcpc-1 LLCRockingham, NC

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

William Miller Johnstone among 1,548 obstetrics & gynecology physician records in North Carolina

William Miller Johnstone, M.D. is one of 1,548 obstetrics & gynecology 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. Its NPI, issued in 2006, is newer than 14% of them.

  • NPI issued2006 · 14% of these records are older, 51% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated1989 · median 2007 among the 1,043 with a school on file
  • Record last updated2021 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in North Carolina

There are 1,548 obstetrics & gynecology physician records in North Carolina.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Todd Beste, MDWilmington, NC 284031427040104
  2. Stephen Brewbaker, M.D.Wilmington, NC 284031104979467
  3. Jennifer Calfee, MDWilmington, NC 284031023076148
  4. Timothy Chase, MDWilmington, NC 284031194786897
  5. Celine Daily, M.D.Wilmington, NC 284031679624092
  6. Andrea Foiles, MDWilmington, NC 284031023079787
  7. Rachel Jones, MDWilmington, NC 284031902867690
  8. David Mason, MDWilmington, NC 284031568423283

Common questions

What is William Miller Johnstone, M.D.'s NPI number?

William Miller Johnstone, M.D.'s National Provider Identifier (NPI) is 1780608893, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William Miller Johnstone, M.D. located?

The NPPES record lists a practice address at 2150 Shipyard Blvd, Wilmington, NC, 28403. Phone: (910) 662-9300. Providers update this record themselves, so call before visiting.

How can I verify William Miller Johnstone, M.D.'s license?

NPPES lists North Carolina license number 00-39731, 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.

How much does William Miller Johnstone, M.D. prescribe under Medicare Part D?

In 2024, William Miller Johnstone, M.D. had 128 Medicare Part D claims for 42 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.

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.