Dr. Harry Marshak, M.D.
What this data tells you about Dr. Marshak
Dr. Harry Marshak is an ophthalmology specialist in Palm Desert, CA, with 19 years of NPI registration. Based on federal Medicare data, Dr. Marshak performed 6,685 Medicare services across 1,483 unique beneficiaries.
Between the years covered by Open Payments, Dr. Marshak received a total of $1,302 from 10 pharmaceutical and/or device companies across 26 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in ophthalmology. Most payments are for meals and travel — low-value interactions common across virtually all practicing physicians. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Marshak is Very High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Botox injection, per unit An injection of onabotulinumtoxinA, a medication used to temporarily relax muscles or reduce gland activity. The dose is measured in units, with this code representing a single unit administered. |
4,996 | $5 | $16 |
| Office visit, established patient (20-29 min) An office visit for an existing patient lasting between 20 and 29 minutes. The visit involves medical evaluation and management of the patient's condition. |
375 | $68 | $159 |
| Eye photography Photographic imaging of the interior structures of the eye. |
368 | $18 | $46 |
| New patient office visit (30-44 min) An initial office visit for a new patient lasting between 30 and 44 minutes. This code is used when the total time spent on the date of the encounter falls within this range. |
279 | $82 | $235 |
| Chemical nerve block for facial paralysis Injection of a chemical agent to paralyze specific nerves or muscles on the side of the face. |
100 | $117 | $397 |
| Visual field test, intermediate A test that measures your side vision to check for blind spots or other vision changes. |
80 | $35 | $155 |
| Office visit, established patient (30-39 min) A follow-up office visit for an existing patient lasting between 30 and 39 minutes. The visit involves medical evaluation and management of the patient's condition. |
79 | $98 | $233 |
| Removal of excessive skin and fat of upper eyelid | 66 | $661 | $2,695 |
| Eyelid growth removal A procedure to remove a growth from the eyelid. |
61 | $215 | $635 |
| Insertion of probe into nasal tear duct | 60 | $149 | $752 |
| New patient office visit (45-59 min) An initial office visit for a new patient lasting between 45 and 59 minutes. This code covers the total time spent by the physician or qualified healthcare professional on the date of the encounter. |
45 | $127 | $356 |
| Skin graft repair of eyelid, nose, ear, or lip, 10 sq cm or less A surgical procedure to repair a wound on the eyelid, nose, ear, or lip by transferring a small piece of skin. The transferred skin covers an area of 10 square centimeters or less. |
41 | $442 | $1,708 |
| Upper eyelid muscle shortening or advancement A surgical procedure to shorten or advance the upper eyelid muscle. It is performed to correct drooping or paralysis of the eyelid. |
30 | $536 | $1,232 |
| Eyelid margin reconstruction Surgical repair to restore the structure and function of the eyelid margin. |
30 | $215 | $1,302 |
| Conjunctival reconstruction with graft or rearrangement A surgical procedure to repair the conjunctiva, the clear tissue covering the white part of the eye. The surgeon uses a graft from another part of the eye or rearranges existing tissue to restore the area. |
22 | $311 | $1,460 |
| Brow paralysis repair Surgical procedure to correct paralysis of the eyebrow muscles. This intervention aims to restore position and function to the affected area. |
16 | $349 | $2,507 |
| Eyelid reconstruction using tissue from opposite eyelid A surgical procedure to repair up to two-thirds of an eyelid defect by transferring tissue from the opposite eyelid. |
13 | $316 | $1,628 |
| Skin graft repair, 10 sq cm or less A surgical procedure to repair a wound by transferring a small piece of skin to the affected area. The graft covers wounds on the face, neck, hands, feet, or other specified body parts. |
12 | $257 | $1,686 |
| Eyelid margin wound repair Surgical repair of a wound located on the edge of the eyelid. |
12 | $179 | $1,351 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
All-time payments by company (2018-2024) ›
Associated products mentioned in payments ›
Most payments (100%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
Geographic Context
4.8 mi
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Marshak is a mixed practice specialist, with above-average Medicare volume (top 14% in CA), with low-engagement industry engagement, with 19 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
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All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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