NPPES file of Aug 9, 2026

Sharon Joann Guarino

Emergency Medicine Physician · Chapel Hill, NC

Sharon Joann Guarino is an emergency medicine physician with a practice address in Chapel Hill, North Carolina, and NPI 1336883255, issued on Apr 26, 2022. Check the license (North Carolina 2025-00245, 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
1336883255
Name
Sharon Joann Guarino
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
2025-00245 NC
20A25160 CA
Self-reported in NPPES; status is on the state search
Practice location
101 Manning Dr, Chapel Hill, NC 27514
Phone
(919) 966-6442
Enumerated
Apr 26, 2022
Record last updated
Apr 8, 2026
Fax
(919) 966-3049
Medicare enrollment
Enrolled (PECOS I20251017002156); accepts Medicare assignment
Medical or professional school
Lake Erie College Of Osteopathic Medicine, Erie, 2022
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 101 Manning Dr

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

  1. Jihad Abdelgadir Imam Mohamed Ahmed, MDNeurological Surgery Physician1942706320
  2. Abimbola Abiola, M.DStudent in an Organized Health Care Education/Training Program1831880780
  3. Elise Abken, MDPsychiatry Physician1558884221
  4. Amy Abramowitz, M.D.Psychiatry Physician1871983676
  5. Sudeep Acharya, M.D.Student in an Organized Health Care Education/Training Program1144719402
  6. Stephen Acosta, MDAnesthesiology Physician1255741757

Verify Sharon Joann Guarino in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNorth Carolina Medical Board
    Search for license 2025-00245
    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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70% fewer Medicare Part D claims than the average emergency medicine physician in 2024

68 Medicare Part D claims for 50 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Sharon Guarino68
  2. Specialty average226

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.

Bills Medicare through one group practice

  1. Wake Forest University Health SciencesHigh Point, NC

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

Sharon Joann Guarino among 2,094 emergency medicine physician records in North Carolina

Sharon Joann Guarino is one of 2,094 emergency medicine physician records with a practice address in North Carolina. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 94% of them.

  • NPI issued2022 · 94% of these records are older, 3% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2022 · median 2012 among the 1,317 with a school on file
  • Record last updated2026 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

122 emergency medicine physician records list a practice address in Chapel Hill

They are 122 of the 7,608 NPPES records with a practice address in Chapel Hill, and 2,094 emergency medicine physician records in North Carolina.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Marin Darsie, MDChapel Hill, NC 275141548554348
  2. Cory Forbach, MDChapel Hill, NC 275141679865463
  3. Joseph Grover, MDChapel Hill, NC 275141477842144
  4. Katherine Harlow, MDChapel Hill, NC 275141508027178
  5. Diane Miller, MDChapel Hill, NC 275141669764452
  6. Olga Otter, M.D.Chapel Hill, NC 275141386620136
  7. Kevin Paduchowski, MDChapel Hill, NC 275141851685549
  8. Jeffrey Runge, M.D.Chapel Hill, NC 275141932478310

Common questions

What is Sharon Joann Guarino's NPI number?

Sharon Joann Guarino's National Provider Identifier (NPI) is 1336883255, issued on Apr 26, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Sharon Joann Guarino located?

The NPPES record lists a practice address at 101 Manning Dr, Chapel Hill, NC, 27514. Phone: (919) 966-6442. Providers update this record themselves, so call before visiting.

How can I verify Sharon Joann Guarino's license?

NPPES lists North Carolina license number 2025-00245, 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 Sharon Joann Guarino prescribe under Medicare Part D?

In 2024, Sharon Joann Guarino had 68 Medicare Part D claims for 50 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.