NPPES file of Aug 9, 2026

Lucas Douglas Karaelias, M.D.

Emergency Medicine Physician · San Luis Obispo, CA

Lucas Douglas Karaelias, M.D. is an emergency medicine physician with a practice address in San Luis Obispo, California, and NPI 1932363215, issued on Jul 15, 2008. Check the license (California A97105, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1932363215
Name
Lucas Douglas Karaelias
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
A97105 CA
Self-reported in NPPES; status is on the state search
Practice location
1911 Johnson Ave, San Luis Obispo, CA 93401
Phone
(805) 542-6633
Enumerated
Jul 15, 2008
Record last updated
Nov 18, 2021 (not updated in 5 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1911 Johnson Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Lisa Benepe, MDEmergency Medicine Physician1699234542
  2. Cristina Diederich, PHARM. D.Pharmacist1093002164
  3. Peter Dornhofer, M.D.Emergency Medicine Physician1811944010
  4. Glenn Engelman, D.O.Anesthesiology Physician1417307745
  5. Jessi Hill, DOEmergency Medicine Physician1700414661
  6. Eric Jacobsen, M.D.Emergency Medicine Physician1568405603

Verify Lucas Douglas Karaelias in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A97105
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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93% more Medicare Part D claims than the average emergency medicine physician in 2024

436 Medicare Part D claims for 268 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 53 claims were for opioids.

  1. Lucas Karaelias436
  2. Specialty average226

Most prescribed

  1. Ondansetron Odt46 claims
  2. Amoxicillin-Clavulanate Potass45 claims
  3. Doxycycline Hyclate38 claims
  4. Oxycodone Hcl36 claims
  5. Prednisone34 claims
  6. Ciprofloxacin Hcl18 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 94.6 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.

  1. Qualityout of 100 · 30% of the final score76.7
  2. Costout of 100 · 30%97.1
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Lucas Douglas Karaelias among 7,751 emergency medicine physician records in California

Lucas Douglas Karaelias, M.D. is one of 7,751 emergency medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 50% of them.

  • NPI issued2008 · 50% of these records are older, 46% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2021 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in California

There are 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Lisa Benepe, MDSan Luis Obispo, CA 934011699234542
  2. Daniel Culhane, M.D.San Luis Obispo, CA 934011992737282
  3. Peter Dornhofer, M.D.San Luis Obispo, CA 934011811944010
  4. Mark Eckert, MDSan Luis Obispo, CA 934011568410173
  5. Eric Greenberg, M.D.San Luis Obispo, CA 934011871537589
  6. Jessi Hill, DOSan Luis Obispo, CA 934011700414661
  7. Eric Jacobsen, M.D.San Luis Obispo, CA 934011568405603
  8. Heather Kirschner, M.D.San Luis Obispo, CA 934011386687424

Common questions

What is Lucas Douglas Karaelias, M.D.'s NPI number?

Lucas Douglas Karaelias, M.D.'s National Provider Identifier (NPI) is 1932363215, issued on Jul 15, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Lucas Douglas Karaelias, M.D. located?

The NPPES record lists a practice address at 1911 Johnson Ave, San Luis Obispo, CA, 93401. Phone: (805) 542-6633. Providers update this record themselves, so call before visiting.

How can I verify Lucas Douglas Karaelias, M.D.'s license?

NPPES lists California license number A97105, 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.

How much does Lucas Douglas Karaelias, M.D. prescribe under Medicare Part D?

In 2024, Lucas Douglas Karaelias, M.D. had 436 Medicare Part D claims for 268 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

What is Lucas Douglas Karaelias, M.D.'s MIPS final score?

The 2023 MIPS final score is 94.6 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.