William S. Mandrick, William, Mandrick
- Medicare services, 2024
- 3,264
- Medicare patients, 2024
- 2,179
- Part D claims, 2024
- 708
- MIPS score, 2024
- 73
- Affiliated sites
- 1
- Practice address
- 17310 Ventura Blvd, Encino, CA 91316-3904
- Practice phone
- Call (818) 728-4260
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Optometric Center of Encino
Physician office · Encino, California
Find William Mandrick's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
William S. Mandrick is an ophthalmologist in Encino, California
William Mandrick practices at Optometric Center of Encino in Encino, California.
William Mandrick's NPI, 1932270097, was assigned on November 12, 2006. William Mandrick graduated from David Geffen School of Medicine at UCLA in 1993. William Mandrick holds California license G83686.
- NPI
- 1932270097NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5799787453
- NPI enumeration date
- November 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (818) 728-4260
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
William S. Mandrick practices at Optometric Center of Encino in Encino, California
William Mandrick's primary practice is Optometric Center of Encino, at 17310 Ventura Blvd, Encino, CA 91316-3904. The practice phone is (818) 728-4260.
- Optometric Center of Encino17310 Ventura Blvd, Encino, CA 91316-3904Phone(818) 728-4260
Source: Dmand AI Affiliation Data
William S. Mandrick is affiliated with 1 site of care
William Mandrick's primary practice is Optometric Center of Encino in Encino, California.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at William S. Mandrick's practice
Dmand AI tracks the electronic health record (EHR) system at each site where William Mandrick practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Optometric Center of Encino | Available with a free account |
Source: Dmand AI Technology Install Data
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William S. Mandrick is one of 2,621 ophthalmologists in California
Ophthalmology is William Mandrick's primary specialty in the NPI Registry, under taxonomy code 207W00000X. William Mandrick is board certified in ophthalmology by the American Board of Ophthalmology. William Mandrick is licensed in California.
Specialties and state licenses
- Ophthalmology, CaliforniaPrimary
Clinical focus
Dmand AI lists age-related macular degeneration, cataract, cataract surgery with lens implant, cold sores or genital herpes, dry eye, glaucoma, glaucoma surgery and secondary membranaous cataract surgery among the conditions William Mandrick treats.
Ophthalmologists near William Mandrick
Counts of ophthalmologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
William S. Mandrick billed Medicare for 3,264 services in 2024
CMS data shows 3,264 Medicare services from William Mandrick across 12 procedure codes in 2024, for 2,179 Medicare patients. Medicare paid $283,384 for them.
William Mandrick's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2,6952024: 2,8285%
- Tests and treatments
- 2023: 4212024: 37012%
- Surgery
- 2023: 02024: 66
Where William Mandrick's Medicare services took place, 2024
- In an office45614%
- In a facility2,80886%
William Mandrick compared with the California median for ophthalmologists, 2024
- William Mandrick
- California median
- Medicare services
- 3,264vs 1,0793.0 times
- Medicare patients
- 2,179vs 4215.2 times
- Part D claims
- 656vs 6186% above
Medians across 2,568 ophthalmologists in California with Dmand AI profiles that report each measure.
William Mandrick's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for William Mandrick and other ophthalmologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
William S. Mandrick treated 2,179 Medicare patients in 2024, average age 79
CMS counts 2,179 Medicare patients who saw William Mandrick in 2024. The largest group is 75 to 84, with 722 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 91% are also on Medicaid. Their average risk score is 3.05, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts William Mandrick's median patient age at 79, with 57% women.
William Mandrick's Medicare patients by age, 2024
William Mandrick's Medicare patients by sex, 2024
- Women1,28759%
- Men89241%
Chronic conditions among William Mandrick's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Mood disorders72%
- Depression65%
- Arthritis64%
- Alzheimer's and dementia62%
- Diabetes59%
- Anxiety57%
Share of Medicare patients with each condition. A patient can have several.
William Mandrick's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 79
Patient panel by sex, all payers
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
William S. Mandrick wrote 708 Medicare Part D claims in 2024
In 2024, William Mandrick wrote 708 Medicare Part D claims for 136 patients. 50% of them were for generic drugs. CMS names the drug for 656 of them, across 16 drugs with 11 or more claims each, at $113,159 in total drug cost. In 2023, CMS named 651 claims across 13 drugs.
William Mandrick's Part D claims by kind of drug, 2024
- Generic352 claims50%
- Brand-name356 claims50%
William Mandrick's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6512024: 6561%
Drugs named by CMS: 16 in 2024, 13 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
William S. Mandrick scored 73 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 73 out of 100 for William Mandrick for performance year 2024, reported as part of a group. William Mandrick accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
William Mandrick's MIPS scores, performance year 2024
- 73of 100Final score
- 26.7of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Cataract surgery: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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William S. Mandrick has 1 award and honors on record
Dmand AI lists 1 award for William Mandrick.
Awards and honors for William Mandrick
- Undated
- AAO Fellow
Source: Dmand AI Professional Profile Data
William S. Mandrick graduated from David Geffen School of Medicine at UCLA
William Mandrick graduated from David Geffen School of Medicine at UCLA in 1993. William Mandrick is a member of AAO.
- Medical school
- Board certified in ophthalmology
Source: Dmand AI Professional Profile Data
William S. Mandrick accepts plans from 10 insurance carriers
William Mandrick is in network with 10 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Aetna. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Aetna
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- +2 more carriersWith a free account
Plan types William Mandrick accepts, by number of carriers
- Medicare7
- PPO6
- HMO4
- POS3
- EPO1
Source: Dmand AI Insurance Network Data
Sources for William S. Mandrick's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about William S. Mandrick
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is William S. Mandrick's NPI number?
William S. Mandrick's NPI number is 1932270097. It was assigned on November 12, 2006, and it is active in the NPI Registry.
What does William S. Mandrick specialize in?
William S. Mandrick is an ophthalmologist in Encino, California. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does William S. Mandrick practice?
William Mandrick practices at 17310 Ventura Blvd, Encino, CA 91316-3904. William Mandrick's primary practice is Optometric Center of Encino in Encino, California.
What is William S. Mandrick's office phone number?
The practice phone on file for William Mandrick is (818) 728-4260.
What is William S. Mandrick's medical license number?
William Mandrick holds California license G83686.
Does William S. Mandrick accept Medicare?
Yes. CMS data shows William Mandrick billed Medicare for 3,264 services in 2024, and William Mandrick accepts Medicare assignment.
What is William S. Mandrick's MIPS score?
William Mandrick's MIPS final score for performance year 2024 is 73 out of 100, reported as part of a group.
How many Medicare patients does William S. Mandrick see?
CMS counts 2,179 Medicare patients who saw William Mandrick in 2024, with an average age of 79.
Is William S. Mandrick board certified?
Yes. William Mandrick is board certified in ophthalmology by the American Board of Ophthalmology.
What services does William S. Mandrick bill to Medicare?
In 2024, William Mandrick's most billed Medicare services were nursing facility care (99305), nursing facility care (99308) and nursing facility care (99309).
Show 4 more questionsShow fewer questions
Where did William S. Mandrick go to medical school?
William Mandrick graduated from David Geffen School of Medicine at UCLA in 1993.
What drugs does William S. Mandrick prescribe most?
In 2024 Medicare Part D data, William Mandrick's most prescribed drugs by claims were Latanoprost, Dorzolamide-Timolol and Cyclosporine.
How long has William S. Mandrick been practicing?
William Mandrick graduated from medical school in 1993, 33 years ago.
What insurance does William S. Mandrick accept?
William Mandrick is in network with 10 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Aetna. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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