Julia Lo Martin, M.D.
Family Medicine Physician · Escondido, CA
Julia Lo Martin, M.D. is a family medicine physician with a practice address in Escondido, California, and NPI 1245209071, issued on Mar 15, 2006. Check the license (California G144357, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Julia Lo Martin
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- G144357 CA
35446 MN
Self-reported in NPPES; status is on the state search - Practice location
- 225 E 2ND Ave, Escondido, CA 92025
- Phone
- (760) 291-6700
- Enumerated
- Mar 15, 2006
- Record last updated
- Dec 10, 2024
- Medicaid ID
- 690024100 MN
- Medicare enrollment
- Enrolled (PECOS I20160927001923); accepts Medicare assignment
- Medical or professional school
- University Of Minnesota Medical School, 1991
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 225 E 2ND Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jared Brummel, D.O.Orthopaedic Surgery Physician1225265101
Verify Julia Lo Martin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G144357Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average family medicine physician in 2024
986 Medicare Part D claims for 170 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 29 claims were for opioids.
Most prescribed
- Atorvastatin Calcium80 claims
- Levothyroxine Sodium58 claims
- Amlodipine Besylate37 claims
- Losartan Potassium31 claims
- Eliquis28 claims
- Lisinopril26 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): 84.3 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).
Industry payments in 2024: $74.45
4 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Graybill Medical Group IncEscondido, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Julia Lo Martin among 17,133 family medicine physician records in California
Julia Lo Martin, M.D. is one of 17,133 family 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 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1991 · median 2005 among the 10,652 with a school on file
- Record last updated2024 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
63 family medicine physician records list a practice address in Escondido
They are 63 of the 3,509 NPPES records with a practice address in Escondido, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Escondido → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Joseph Aquilina, MDEscondido, CA 920251588642847
- Jefferson Birchall, M.D.Escondido, CA 920251386612190
- Patricia Christie, M.DEscondido, CA 920251881625531
- Bonnie Davis, MDEscondido, CA 920251932196649
- Mary Dzvonik, M.DEscondido, CA 920251518991751
- Thomas Naegeli, M.D.Escondido, CA 920251205804069
- Glenn Panzer, M.DEscondido, CA 920251154351088
- Veena Prabhakar, D.O.Escondido, CA 920251902874761
Common questions
What is Julia Lo Martin, M.D.'s NPI number?
Julia Lo Martin, M.D.'s National Provider Identifier (NPI) is 1245209071, issued on Mar 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Julia Lo Martin, M.D. located?
The NPPES record lists a practice address at 225 E 2ND Ave, Escondido, CA, 92025. Phone: (760) 291-6700. Providers update this record themselves, so call before visiting.
How can I verify Julia Lo Martin, M.D.'s license?
NPPES lists California license number G144357, 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 Julia Lo Martin, M.D. prescribe under Medicare Part D?
In 2024, Julia Lo Martin, M.D. had 986 Medicare Part D claims for 170 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Julia Lo Martin, M.D.'s MIPS final score?
The 2023 MIPS final score is 84.3 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.