Dr. William I. Kaplan, DO
- Medicare services, 2021
- 27
- Part D claims, 2024
- 2,388
- Hospital affiliations
- 1
- Industry payments
- $50
- Medical group
- 1
- Practice address
- 4867 Sunset Blvd, Los Angeles, CA 90027
- Practice phone
- Call (323) 783-4011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Kaplan'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.
Dr. William I. Kaplan is a family medicine physician in Los Angeles, California
Dr. Kaplan practices at Kaiser Permanente Los Angeles Medical Center in Los Angeles, California, part of Kaiser Permanente.
Dr. Kaplan's NPI, 1154480770, was assigned on December 8, 2006. Dr. Kaplan graduated from WesternU College of Osteopathic Medicine of the Pacific in 1983. Dr. Kaplan holds California license 20A5418.
- NPI
- 1154480770NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446289854
- NPI enumeration date
- December 8, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (323) 783-4011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William I. Kaplan practices at Kaiser Permanente Los Angeles Medical Center in Los Angeles, California
Dr. Kaplan's primary practice is Kaiser Permanente Los Angeles Medical Center, at 4867 Sunset Blvd, Los Angeles, CA 90027 in Los Angeles County. The practice phone is (323) 783-4011.
- Kaiser Permanente Los Angeles Medical Center4867 Sunset Blvd, Los Angeles, CA 90027 · Los Angeles CountyPhone(323) 783-4011
Source: Dmand AI Affiliation Data
Dr. William I. Kaplan is affiliated with 2 sites of care and 1 medical group
Dr. Kaplan's primary practice is Kaiser Permanente Los Angeles Medical Center in Los Angeles, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Kaplan to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William I. Kaplan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kaplan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente Los Angeles Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William I. Kaplan is one of 15,680 family medicine physicians in California
Family medicine is Dr. Kaplan's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Kaplan is board certified in family medicine by the American Board of Family Medicine. Dr. Kaplan is licensed in California.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists chronic diabetes and lower back pain among the conditions Dr. Kaplan treats.
Family medicine physicians near Dr. Kaplan
Counts of family medicine physicians 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
Dr. William I. Kaplan billed Medicare for 27 services in 2021
CMS data shows 27 Medicare services from Dr. Kaplan across 1 procedure code in 2021. Medicare paid $518 for them. Every service was in an office.
Dr. Kaplan compared with the California median for family medicine physicians, 2021
- Dr. Kaplan
- California median
- Medicare services
- 27vs 24689% below
- Part D claims
- 1,957vs 8332.3 times
Medians across 15,349 family medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Kaplan's most billed Medicare procedure codes, 2021
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 Dr. Kaplan and other family medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William I. Kaplan's patients have a median age of 45
Across all payers, Dmand AI patient panel data puts Dr. Kaplan's median patient age at 45, with 68% women.
Dr. Kaplan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 45
Patient panel by sex, all payers
- Women68%
- Men32%
Source: Dmand AI Patient Panel Data
Dr. William I. Kaplan wrote 2,388 Medicare Part D claims in 2024
In 2024, Dr. Kaplan wrote 2,388 Medicare Part D claims for 615 patients. 92% of them were for generic drugs. CMS names the drug for 1,957 of them, across 48 drugs with 11 or more claims each, at $46,103 in total drug cost. In 2023, CMS named 7,351 claims across 118 drugs.
Dr. Kaplan's Part D claims by kind of drug, 2024
- Generic2,199 claims92%
- Brand-name159 claims7%
- Other30 claims1%
Dr. Kaplan'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.
Drug classes CMS tracks in Dr. Kaplan's Part D claims, 2024
- Antibiotics1%27 of 2,388 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 7,3512024: 1,95773%
Drugs named by CMS: 48 in 2024, 118 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
Dr. William I. Kaplan offers telehealth to Medicare patients
Dr. Kaplan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kaplan as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. William I. Kaplan received $50 in industry payments in 2016
CMS Open Payments shows 1 general payment to Dr. Kaplan from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $50.
Companies that paid Dr. Kaplan the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William I. Kaplan has 3 awards and honors on record
Dmand AI lists 3 awards for Dr. Kaplan, most recently NCQA DRP in 2013.
Awards and honors for Dr. Kaplan
- 2013
- NCQA DRP
- 2012
- NCQA HSRP
- 2011
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. William I. Kaplan graduated from WesternU College of Osteopathic Medicine of the Pacific
Dr. Kaplan graduated from WesternU College of Osteopathic Medicine of the Pacific in 1983. Dr. Kaplan is a member of AOA.
- Medical school
- Board certified in family medicine
Source: Dmand AI Professional Profile Data
Dr. William I. Kaplan accepts plans from 2 insurance carriers
Dr. Kaplan is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Kaplan accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. William I. Kaplan'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 DataDmand AI Org Hierarchy 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 Data |
| 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) |
| Industry payments | Open Payments (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 Dr. William I. Kaplan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. William I. Kaplan's NPI number?
Dr. William I. Kaplan's NPI number is 1154480770. It was assigned on December 8, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. William I. Kaplan?
Dr. William I. Kaplan is a family medicine physician in Los Angeles, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. William I. Kaplan practice?
Dr. Kaplan practices at 4867 Sunset Blvd, Los Angeles, CA 90027. Dr. Kaplan's primary practice is Kaiser Permanente Los Angeles Medical Center in Los Angeles, California, part of Kaiser Permanente. Dmand AI also links Dr. Kaplan to 1 group practice or clinic.
What is Dr. William I. Kaplan's office phone number?
The practice phone on file for Dr. Kaplan is (323) 783-4011.
What is Dr. William I. Kaplan's medical license number?
Dr. Kaplan holds California license 20A5418.
Which hospitals is Dr. William I. Kaplan affiliated with?
Dr. Kaplan practices at Kaiser Permanente Los Angeles Medical Center in Los Angeles, California.
What medical group is Dr. William I. Kaplan part of?
Dr. Kaplan is linked to Southern California Permanente Medical Group.
Does Dr. William I. Kaplan accept Medicare?
Yes. CMS data shows Dr. Kaplan billed Medicare for 27 services in 2021, and Dr. Kaplan accepts Medicare assignment.
Does Dr. William I. Kaplan offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Kaplan as offering telehealth services.
Is Dr. William I. Kaplan board certified?
Yes. Dr. Kaplan is board certified in family medicine by the American Board of Family Medicine.
Show 6 more questionsShow fewer questions
What services does Dr. William I. Kaplan bill to Medicare?
In 2021, Dr. Kaplan's most billed Medicare services were medical service (0011A).
Where did Dr. William I. Kaplan go to medical school?
Dr. Kaplan graduated from WesternU College of Osteopathic Medicine of the Pacific in 1983.
What drugs does Dr. William I. Kaplan prescribe most?
In 2024 Medicare Part D data, Dr. Kaplan's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.
Has Dr. William I. Kaplan received payments from drug or device companies?
CMS Open Payments shows $50 in general payments to Dr. Kaplan from 1 company from 2016 to 2016. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. William I. Kaplan been practicing?
Dr. Kaplan graduated from medical school in 1983, 43 years ago.
What insurance does Dr. William I. Kaplan accept?
Dr. Kaplan is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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