Erich Alexander Lidstone, M.D., PH.D.
Emergency Medicine Physician · San Diego, CA
Erich Alexander Lidstone, M.D., PH.D. is an emergency medicine physician with a practice address in San Diego, California, and NPI 1578958021, issued on Apr 1, 2015. Check the license (California A161627, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Erich Alexander Lidstone
- Credential
- M.D., PH.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- A161627 CA
MD463469 PA
Self-reported in NPPES; status is on the state search - Practice location
- 200 W Arbor Dr, San Diego, CA 92103
- Phone
- (800) 926-8273
- Enumerated
- Apr 1, 2015
- Record last updated
- Aug 21, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20191002001370); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 2015
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 200 W Arbor Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alison A'Court, MDAnesthesiology Physician1912218199
- Benjamin Abbadessa, M.D.Colon & Rectal Surgery Physician1255593612
- Geraldine Abcede, RNCertified Registered Nurse Anesthetist1982384046
- Joseph Abdelmalek, M.DNephrology Physician1740485531
- Kristy AbelCertified Registered Nurse Anesthetist1962113035
- Paula Abeleda, NPFamily Nurse Practitioner1558945022
Verify Erich Alexander Lidstone in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A161627Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4% fewer Medicare Part D claims than the average emergency medicine physician in 2024
217 Medicare Part D claims for 147 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 46 claims were for opioids.
Most prescribed
- Oxycodone-Acetaminophen38 claims
- Cefpodoxime Proxetil21 claims
- Ondansetron Hcl20 claims
- Doxycycline Hyclate13 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): 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 one group practice
- Palomar Emergency Physicians, IncEscondido, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Erich Alexander Lidstone among 7,751 emergency medicine physician records in California
Erich Alexander Lidstone, M.D., PH.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 2015, is newer than 72% of them.
- NPI issued2015 · 72% of these records are older, 25% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2015 · median 2011 among the 4,560 with a school on file
- Record last updated2019 · 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.
All 7,751 in California → Every provider in San Diego → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Carolyn Barber, MDSan Diego, CA 921031750325502
- Anthony Bielawski, M.D.San Diego, CA 921031528038346
- Colleen Campbell, MDSan Diego, CA 921031669416483
- Richard Childers, M.D.San Diego, CA 921031902876220
- Michelle Daniel, MDSan Diego, CA 921031801879861
- Julian Lis, M.D.San Diego, CA 921031932100062
- Leslie Mukau, MDSan Diego, CA 921031578526026
- Sassan Naderi, M.D.San Diego, CA 921031811987936
Common questions
What is Erich Alexander Lidstone, M.D., PH.D.'s NPI number?
Erich Alexander Lidstone, M.D., PH.D.'s National Provider Identifier (NPI) is 1578958021, issued on Apr 1, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Erich Alexander Lidstone, M.D., PH.D. located?
The NPPES record lists a practice address at 200 W Arbor Dr, San Diego, CA, 92103. Phone: (800) 926-8273. Providers update this record themselves, so call before visiting.
How can I verify Erich Alexander Lidstone, M.D., PH.D.'s license?
NPPES lists California license number A161627, 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 Erich Alexander Lidstone, M.D., PH.D. prescribe under Medicare Part D?
In 2024, Erich Alexander Lidstone, M.D., PH.D. had 217 Medicare Part D claims for 147 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Erich Alexander Lidstone, M.D., PH.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.