NPPES file of Aug 9, 2026

Mark Vincent Guido, M.D,

Endocrinology, Diabetes & Metabolism Physician · Winston Salem, NC

Mark Vincent Guido, M.D, is an endocrinology, diabetes & metabolism physician with a practice address in Winston Salem, North Carolina, and NPI 1740627496, issued on Jun 3, 2013. Check the license (North Carolina 2016-01628, 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
1740627496
Name
Mark Vincent Guido
Credential
M.D,
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License number
2016-01628 NC
Self-reported in NPPES; status is on the state search
Practice location
755 Highland Oaks Dr Ste 201, Winston Salem, NC 27103
Phone
(336) 765-0020
Enumerated
Jun 3, 2013
Record last updated
Oct 26, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20180809001014); accepts Medicare assignment
Medical or professional school
West Virginia University School Of Medicine, 2013
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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8 nearest endocrinology, diabetes & metabolism physician records → All 289 in North Carolina → Look up another NPI →

Also registered at 755 Highland Oaks Dr Ste 201

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

  1. Syed Ahmed, M.D.Endocrinology, Diabetes & Metabolism Physician1316233083
  2. Tracie Farmer, M.D.Endocrinology, Diabetes & Metabolism Physician1023104981
  3. Sarah McKenzie, APRNFamily Nurse Practitioner1952941924

Verify Mark Vincent Guido in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNorth Carolina Medical Board
    Search for license 2016-01628    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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56% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

4,102 Medicare Part D claims for 520 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 51% of claims.

  1. Mark Guido4,102
  2. Specialty average2,630

Most prescribed

  1. Levothyroxine Sodium536 claims
  2. Mounjaro274 claims
  3. Metformin Hcl Er222 claims
  4. Ozempic189 claims
  5. Methimazole174 claims
  6. Tresiba Flextouch U-100153 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: $145.17

4 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Guido$145.17
  2. Specialty average$5,742.15

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. Forsyth Memorial Hospital IncWinston Salem, NC

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

Mark Vincent Guido among 289 endocrinology, diabetes & metabolism physician records in North Carolina

Mark Vincent Guido, M.D, is one of 289 endocrinology, diabetes & metabolism 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 2013, is newer than 81% of them.

  • NPI issued2013 · 81% of these records are older, 17% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2013 · median 2003 among the 203 with a school on file
  • Record last updated2020 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endocrinology, Diabetes & Metabolism Physician providers in North Carolina

There are 289 endocrinology, diabetes & metabolism physician records in North Carolina.

All 289 in North Carolina → Every provider in Winston Salem → Endocrinology, Diabetes & Metabolism Physician nationwide →

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Syed Ahmed, M.D.Winston Salem, NC 271031316233083
  2. Larry Cantley, MDWinston Salem, NC 271031457336893
  3. Tracie Farmer, M.D.Winston Salem, NC 271031023104981
  4. Kellie Faulk, M.D.Winston Salem, NC 271031023000676
  5. Leah Kang-Oh, D.O.Winston Salem, NC 271031548556749
  6. Peter McHugh, M.D.Winston Salem, NC 271031356380588
  7. Pooja Raghavan, M.D.Winston Salem, NC 271031801026810
  8. Catherine Rolih, MDWinston Salem, NC 271031215915335

Common questions

What is Mark Vincent Guido, M.D,'s NPI number?

Mark Vincent Guido, M.D,'s National Provider Identifier (NPI) is 1740627496, issued on Jun 3, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Mark Vincent Guido, M.D, located?

The NPPES record lists a practice address at 755 Highland Oaks Dr Ste 201, Winston Salem, NC, 27103. Phone: (336) 765-0020. Providers update this record themselves, so call before visiting.

How can I verify Mark Vincent Guido, M.D,'s license?

NPPES lists North Carolina license number 2016-01628, 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 Mark Vincent Guido, M.D, prescribe under Medicare Part D?

In 2024, Mark Vincent Guido, M.D, had 4,102 Medicare Part D claims for 520 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.