Michael Forrest Clamp, M.D.
Ophthalmology Physician · Winston Salem, NC
Michael Forrest Clamp, M.D. is an ophthalmology physician with a practice address in Winston Salem, North Carolina, and NPI 1952621211, issued on Jun 9, 2010. Check the license (North Carolina 2015-01366, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- Michael Forrest Clamp
- Credential
- M.D.
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License numbers
- 2015-01366 NC
TRN15187 FL
Self-reported in NPPES; status is on the state search - Practice location
- Medical Center Blvd, Winston Salem, NC 27157
- Phone
- (336) 716-4091
- Enumerated
- Jun 9, 2010
- Record last updated
- Feb 4, 2022
- Medicare enrollment
- Enrolled (PECOS I20170125002107); accepts Medicare assignment
- Medical or professional school
- University Of Florida College Of Medicine, 2010
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 688 in North Carolina → Look up another NPI →
Also registered at Medical Center Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Rachel AbrahamStudent in an Organized Health Care Education/Training Program1790451987
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Verify Michael Forrest Clamp in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 2015-01366Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% more Medicare Part D claims than the average ophthalmology physician in 2024
2,252 Medicare Part D claims for 537 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.
Most prescribed
- Latanoprost409 claims
- Prednisolone Acetate359 claims
- Dorzolamide-Timolol217 claims
- Timolol Maleate147 claims
- Brimonidine Tartrate145 claims
- Moxifloxacin124 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.
Bills Medicare through one group practice
- Permanente Medical Group IncSanta Rosa, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Forrest Clamp among 688 ophthalmology physician records in North Carolina
Michael Forrest Clamp, M.D. is one of 688 ophthalmology physician records with a practice address in North Carolina. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 70% of them.
- NPI issued2010 · 70% of these records are older, 28% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2010 · median 2004 among the 463 with a school on file
- Record last updated2022 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in North Carolina
There are 688 ophthalmology physician records in North Carolina.
All 688 in North Carolina → Every provider in Winston Salem → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Chandra Altemare, MDWinston Salem, NC 271571972562577
- Jeffrey Bond, MDWinston Salem, NC 271571902889603
- Dean Bonsall, M.D.Winston Salem, NC 271571326071648
- Susan Burden, MDWinston Salem, NC 271571528041225
- Paul Dickinson, MDWinston Salem, NC 271571245213958
- Matthew Giegengack, MDWinston Salem, NC 271571437167350
- Craig Greven, MDWinston Salem, NC 271571154304863
- Vishak John, M.D.Winston Salem, NC 271571255515623
Common questions
What is Michael Forrest Clamp, M.D.'s NPI number?
Michael Forrest Clamp, M.D.'s National Provider Identifier (NPI) is 1952621211, issued on Jun 9, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Michael Forrest Clamp, M.D. located?
The NPPES record lists a practice address at Medical Center Blvd, Winston Salem, NC, 27157. Phone: (336) 716-4091. Providers update this record themselves, so call before visiting.
How can I verify Michael Forrest Clamp, M.D.'s license?
NPPES lists North Carolina license number 2015-01366, 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 Michael Forrest Clamp, M.D. prescribe under Medicare Part D?
In 2024, Michael Forrest Clamp, M.D. had 2,252 Medicare Part D claims for 537 beneficiaries; the average among ophthalmology physician prescribers was 1,518. 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.