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John Clarke

  • Clearlake, CA
  • Anesthesiologist
NPI1053329359
Medicare services, 2023
101
Industry payments
$68
State license
1
Year NPI issued
2006
Practice address
15630 18th Ave, Clearlake, CA 95422
Practice phone
Call (707) 994-6486
Professional email
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Personal email
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Mobile number
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Social profiles

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John Clarke is an anesthesiologist in Clearlake, California

John Clarke practices in Clearlake, California.

John Clarke's NPI, 1053329359, was assigned on August 3, 2006. John Clarke holds California license NA1636.

NPI and contact details
NPI
1053329359NPI Registry (opens in a new tab)
NPI enumeration date
August 3, 2006
NPI status
Active
Practice phone
(707) 994-6486
Professional email
Get email
Personal email
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Mobile number
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Sex
Male

Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data

John Clarke's practice address is in Clearlake, California

John Clarke's practice address in the NPI Registry is 15630 18th Ave, Clearlake, CA 95422, in Lake County. The practice phone is (707) 994-6486.

  • NPI Registry address
    15630 18th Ave, Clearlake, CA 95422 · Lake CountyPhone(707) 994-6486

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dmand AI tracks the EHR system at John Clarke's practice

Dmand AI tracks the electronic health record (EHR) system at each site where John Clarke practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
John Clarke's practiceAvailable with a free account

Source: Dmand AI Technology Install Data

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John Clarke is one of 6,593 anesthesiologists in California

Anesthesiology is John Clarke's primary specialty in the NPI Registry, under taxonomy code 207L00000X. John Clarke is licensed in California.

Specialties and state licenses

  • Anesthesiology, CaliforniaPrimaryLicense NA1636 · taxonomy 207L00000X

Anesthesiologists near John Clarke

Counts of anesthesiologists with a Dmand AI profile, by place and practice. Each opens the list.

6,593anesthesiologists in California

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

John Clarke billed Medicare for 101 services in 2023

CMS data shows 101 Medicare services from John Clarke across 4 procedure codes in 2023. Medicare paid $11,015 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2023101
Paid by Medicare$11,015
Procedure codes4

John Clarke's Medicare services by type, 2022 to 2023

  • 2022
  • 2023
Anesthesia
2022: 1832023: 10145%

John Clarke compared with the California median for anesthesiologists, 2023

  • John Clarke
  • California median
Medicare services
101vs 7240% above

Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.

John Clarke's most billed Medicare procedure codes, 2023

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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

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John Clarke received $68 in industry payments from 2024 to 2025

CMS Open Payments shows 2 general payments to John Clarke from 1 drug or device company from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $68.

General payments to John Clarke by program year, 2024 to 2025

Companies that paid John Clarke the most, 2024 to 2025

Share is of all general payments to this clinician.

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Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for John Clarke's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about John Clarke

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is John Clarke's NPI number?

John Clarke's NPI number is 1053329359. It was assigned on August 3, 2006, and it is active in the NPI Registry.

What does John Clarke specialize in?

John Clarke is an anesthesiologist in Clearlake, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).

Where does John Clarke practice?

John Clarke practices at 15630 18th Ave, Clearlake, CA 95422.

What is John Clarke's office phone number?

The practice phone on file for John Clarke is (707) 994-6486.

What is John Clarke's medical license number?

John Clarke holds California license NA1636.

Does John Clarke accept Medicare?

Yes. CMS data shows John Clarke billed Medicare for 101 services in 2023.

What services does John Clarke bill to Medicare?

In 2023, John Clarke's most billed Medicare services were anesthesia (00142), anesthesia (00813) and anesthesia (00812).

Has John Clarke received payments from drug or device companies?

CMS Open Payments shows $68 in general payments to John Clarke from 1 company from 2024 to 2025. The largest total came from Abbvie Inc.

How long has John Clarke been practicing?

John Clarke's NPI was assigned in 2006.

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