Frederick L. Johnson, M.D.
Anesthesiology Physician · Lakeport, CA
Frederick L. Johnson, M.D. is an anesthesiology physician with a practice address in Lakeport, California, and NPI 1104983360, issued on Jan 3, 2007. Check the license (California A556180, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Frederick L. Johnson
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- A556180 CA
Self-reported in NPPES; status is on the state search - Practice location
- 987 Parallel Dr, Lakeport, CA 95453
- Phone
- (707) 263-7428
- Enumerated
- Jan 3, 2007
- Record last updated
- May 20, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (707) 263-7425
- Medicaid ID
- 00A556180 CA
- Medicare enrollment
- Enrolled (PECOS I20081122000047); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 7,571 in California → Look up another NPI →
Also registered at 987 Parallel Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Chelsie Toni Gho, NPFamily Nurse Practitioner1801635842
- Helen Johnson, M.D.Pain Medicine (Anesthesiology) Physician1316006299
- Valeria PinedaFamily Nurse Practitioner1912828971
- Alan Sampson, M.D.Ophthalmology Physician1518046754
Verify Frederick L. Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A556180Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Core Anesthesia Provider Services PCStockton, CA
- Core Anesthesia Services PCStockton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Frederick L. Johnson among 7,571 anesthesiology physician records in California
Frederick L. Johnson, M.D. is one of 7,571 anesthesiology physician records with a practice address in California. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 47% of them.
- NPI issued2007 · 47% of these records are older, 43% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1989 · median 2006 among the 4,868 with a school on file
- Record last updated2019 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anesthesiology Physician providers in California
There are 7,571 anesthesiology physician records in California.
All 7,571 in California → Every provider in Lakeport → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Harrison Edgley, M.D.Lakeport, CA 954531427115690
- Kerry Hollenbeck, M.D.Lakeport, CA 954531225018278
- Darcene Munir, M.D.Lakeport, CA 954531740202761
- Tadashi Nitasaka, MDGlen Ellen, CA 954421831146513
- John Kermen, D.O.Fort Bragg, CA 954371306896428
- David Benefiel, M.D.Sebastopol, CA 954721285976225
- Kenneth Economy, MDSebastopol, CA 954721255347035
- Michael Wymore, MDSonoma, CA 954311326090028
Common questions
What is Frederick L. Johnson, M.D.'s NPI number?
Frederick L. Johnson, M.D.'s National Provider Identifier (NPI) is 1104983360, issued on Jan 3, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Frederick L. Johnson, M.D. located?
The NPPES record lists a practice address at 987 Parallel Dr, Lakeport, CA, 95453. Phone: (707) 263-7428. Providers update this record themselves, so call before visiting.
How can I verify Frederick L. Johnson, M.D.'s license?
NPPES lists California license number A556180, 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.
What is Frederick L. Johnson, M.D.'s MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.