NPPES file of Aug 9, 2026

Mark L. Silverberg, M.D.

Pediatric Ophthalmology and Strabismus Specialist Physician · Santa Barbara, CA

Mark L. Silverberg, M.D. is a pediatric ophthalmology and strabismus specialist physician with a practice address in Santa Barbara, California, and NPI 1366544488, issued on Sep 1, 2006. Check the license (California A68355, as entered in NPPES) on the Medical Board of California; 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
1366544488
Name
Mark L. Silverberg
Credential
M.D.
Primary taxonomy
Pediatric Ophthalmology and Strabismus Specialist Physician 207WX0110X
License number
A68355 CA
Self-reported in NPPES; status is on the state search
Practice location
4151 Foothill RD, Santa Barbara, CA 93110
Phone
(805) 681-7500
Enumerated
Sep 1, 2006
Record last updated
Oct 3, 2022
Fax
(805) 681-1768
Medicaid ID
00A683550 CA
Medicare enrollment
Enrolled (PECOS I20101124000095); accepts Medicare assignment
Medical or professional school
University Of California, San Francisco School Of Medicine, 1995
Telehealth
Offers telehealth (CMS)
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 4151 Foothill RD

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

  1. Martin Bean, P.A.Physician Assistant1730299686
  2. Mica Bergman, M.D., PH.D.Ophthalmic Plastic and Reconstructive Surgery Physician1912268996
  3. Cecily Bosma, PA-CPhysician Assistant1063468338
  4. Rabindra Braganza, M.D.Otolaryngology Physician1972512382
  5. Joy Buechler, NPNurse Practitioner1124451240
  6. Ashley Dunn, M.D.Otolaryngology Physician1033538269

Verify Mark L. Silverberg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A68355
    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 California license search

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96% more Medicare Part D claims than the average pediatric ophthalmology and strabismus specialist physician in 2024

218 Medicare Part D claims for 104 beneficiaries, against an average of 111 among the 150 providers of this specialty who prescribed in Part D. Brand-name drugs were 46% of claims.

  1. Mark Silverberg218
  2. Specialty average111

Most prescribed

  1. Tobramycin-Dexamethasone44 claims
  2. Cyclosporine29 claims
  3. Xiidra25 claims
  4. Latanoprost22 claims
  5. Erythromycin14 claims
  6. Restasis14 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: $311.67

14 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 114 providers of this specialty with any payment received $369.04 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Silverberg$311.67
  2. Specialty average$369.04

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. Sansum ClinicSanta Barbara, CA

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

Mark L. Silverberg among 31 pediatric ophthalmology and strabismus specialist physician records in California

Mark L. Silverberg, M.D. is one of 31 pediatric ophthalmology and strabismus specialist physician records with a practice address in California. 90% 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 6% of them.

  • NPI issued2006 · 6% of these records are older, 55% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated1995 · median 2006 among the 23 with a school on file
  • Record last updated2022 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207WX0110X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Ophthalmology and Strabismus Specialist Physician providers in California

There are 31 pediatric ophthalmology and strabismus specialist physician records in California.

The 8 pediatric ophthalmology and strabismus specialist physician records with the nearest ZIP codes

  1. Ajay Manchandia, MDOrange, CA 928681720243082
  2. Charlotte Gore, M.D.Irvine, CA 926171336460583
  3. Stephen Prepas, M.D.Irvine, CA 926171023103660
  4. Donny Suh, MDIrvine, CA 926171295727022
  5. Derick Holt, M.D., PH.D.Fresno, CA 937201386886729
  6. Jennifer Dunbar, M.D.San Bernardino, CA 924081730104944
  7. Leila Khazaeni, M.D.Loma Linda, CA 923541316979917
  8. Douglas Fredrick, MDDaly City, CA 940151053366633

Common questions

What is Mark L. Silverberg, M.D.'s NPI number?

Mark L. Silverberg, M.D.'s National Provider Identifier (NPI) is 1366544488, issued on Sep 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark L. Silverberg, M.D. located?

The NPPES record lists a practice address at 4151 Foothill RD, Santa Barbara, CA, 93110. Phone: (805) 681-7500. Providers update this record themselves, so call before visiting.

How can I verify Mark L. Silverberg, M.D.'s license?

NPPES lists California license number A68355, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Mark L. Silverberg, M.D. prescribe under Medicare Part D?

In 2024, Mark L. Silverberg, M.D. had 218 Medicare Part D claims for 104 beneficiaries; the average among pediatric ophthalmology and strabismus specialist physician prescribers was 111. 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.