Dr. Alejandra Marcela Marquez Loza, MD
- Medicare services, 2024
- 163
- Medicare patients, 2024
- 116
- Part D claims, 2024
- 17
- Hospital affiliations
- 5
- Medical group
- 1
- Practice address
- 2315 Stockton Boulevard, Sacramento, CA 95817
- Practice phone
- Call (916) 734-2011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Marquez Loza's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Alejandra Marcela Marquez Loza is a neurologist in Sacramento, California
Dr. Marquez Loza practices at UC Davis Medical Center in Sacramento, California, part of University of California Health.
Dr. Marquez Loza's NPI, 1154881266, was assigned on March 23, 2019. Dr. Marquez Loza graduated from Harvard Medical School in 2019. Dr. Marquez Loza holds California license A-193620.
- NPI
- 1154881266NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7416497631
- NPI enumeration date
- March 23, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (916) 734-2011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Alejandra Marcela Marquez Loza practices at UC Davis Medical Center in Sacramento, California
Dr. Marquez Loza's primary practice is UC Davis Medical Center, at 2315 Stockton Boulevard, Sacramento, CA 95817 in Sacramento County. The practice phone is (916) 734-2011.
- UC Davis Medical Center2315 Stockton Boulevard, Sacramento, CA 95817 · Sacramento CountyPhone(916) 734-2011
Source: Dmand AI Affiliation Data
Dr. Alejandra Marcela Marquez Loza is affiliated with 6 sites of care and 1 medical group
Dr. Marquez Loza's primary practice is UC Davis Medical Center in Sacramento, California, part of University of California Health. Dr. Marquez Loza is also affiliated with Enloe Health. The medical group on file is UC Davis Medical Group. Dmand AI also links Dr. Marquez Loza to 3 more hospitals and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Alejandra Marcela Marquez Loza's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Marquez Loza practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UC Davis Medical Center | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alejandra Marcela Marquez Loza is one of 2,207 neurologists in California
Neurology is Dr. Marquez Loza's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Marquez Loza is board certified in neurology by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Marquez Loza's licenses on file in 2 states: California and Massachusetts.
Specialties and state licenses
- Neurology, CaliforniaPrimary
- Massachusetts license
Neurologists near Dr. Marquez Loza
Counts of neurologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Alejandra Marcela Marquez Loza billed Medicare for 163 services in 2024
CMS data shows 163 Medicare services from Dr. Marquez Loza across 4 procedure codes in 2024, for 116 Medicare patients. Medicare paid $11,710 for them.
Dr. Marquez Loza's Medicare services by type, 2024
- Office and hospital visits147
- Other services16
Where Dr. Marquez Loza's Medicare services took place, 2024
- In an office1610%
- In a facility14790%
Dr. Marquez Loza compared with the California median for neurologists, 2024
- Dr. Marquez Loza
- California median
- Medicare services
- 163vs 40460% below
- Medicare patients
- 116vs 19039% below
- Part D claims
- 14vs 32496% below
Medians across 1,995 neurologists in California with Dmand AI profiles that report each measure.
Dr. Marquez Loza's most billed Medicare procedure codes, 2024
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
Dr. Alejandra Marcela Marquez Loza treated 116 Medicare patients in 2024, average age 74
CMS counts 116 Medicare patients who saw Dr. Marquez Loza in 2024. The largest group is 75 to 84, with 43 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 39% are also on Medicaid. Their average risk score is 1.78, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Marquez Loza's median patient age at 68, with 52% women.
Dr. Marquez Loza's Medicare patients by age, 2024
Dr. Marquez Loza's Medicare patients by sex, 2024
- Women7161%
- Men4539%
Chronic conditions among Dr. Marquez Loza's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Stroke or TIA75%
- Arthritis47%
- Diabetes43%
- Ischemic heart disease34%
- Chronic kidney disease32%
- Heart failure32%
Share of Medicare patients with each condition. A patient can have several.
Dr. Marquez Loza's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Alejandra Marcela Marquez Loza wrote 17 Medicare Part D claims in 2024
In 2024, Dr. Marquez Loza wrote 17 Medicare Part D claims. 100% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $12,785 in total drug cost.
Dr. Marquez Loza's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Alejandra Marcela Marquez Loza offers telehealth to Medicare patients
Dr. Marquez Loza accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Marquez Loza as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Alejandra Marcela Marquez Loza graduated from Harvard Medical School
Dr. Marquez Loza graduated from Harvard Medical School in 2019.
- Medical school
- Board certified in neurology
- Board certified in vascular neurology
Source: Dmand AI Professional Profile Data
Dr. Alejandra Marcela Marquez Loza accepts plans from 5 insurance carriers
Dr. Marquez Loza is in network with 5 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- CMS Medicare
Plan types Dr. Marquez Loza accepts, by number of carriers
- Medicare5
- PPO4
- HMO2
- POS2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Alejandra Marcela Marquez Loza's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Alejandra Marcela Marquez Loza
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Alejandra Marcela Marquez Loza's NPI number?
Dr. Alejandra Marcela Marquez Loza's NPI number is 1154881266. It was assigned on March 23, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Alejandra Marcela Marquez Loza?
Dr. Alejandra Marcela Marquez Loza is a neurologist in Sacramento, California. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Alejandra Marcela Marquez Loza practice?
Dr. Marquez Loza practices at 2315 Stockton Boulevard, Sacramento, CA 95817. Dr. Marquez Loza's primary practice is UC Davis Medical Center in Sacramento, California, part of University of California Health. Dmand AI also links Dr. Marquez Loza to 3 hospitals and 1 group practice or clinic.
What is Dr. Alejandra Marcela Marquez Loza's office phone number?
The practice phone on file for Dr. Marquez Loza is (916) 734-2011.
What is Dr. Alejandra Marcela Marquez Loza's medical license number?
Dr. Marquez Loza holds California license A-193620, one of the licenses on file in 2 states.
Which states has Dr. Alejandra Marcela Marquez Loza been licensed in?
Dmand AI has state licenses on file for Dr. Marquez Loza in California (2024 to 2026) and Massachusetts (2019 to 2026).
Which hospitals is Dr. Alejandra Marcela Marquez Loza affiliated with?
Dr. Marquez Loza practices at UC Davis Medical Center in Sacramento, California. Dr. Marquez Loza is also affiliated with Enloe Health. Dmand AI links Dr. Marquez Loza to 3 more hospitals.
What medical group is Dr. Alejandra Marcela Marquez Loza part of?
Dr. Marquez Loza is linked to UC Davis Medical Group.
Does Dr. Alejandra Marcela Marquez Loza accept Medicare?
Yes. CMS data shows Dr. Marquez Loza billed Medicare for 163 services in 2024, and Dr. Marquez Loza accepts Medicare assignment.
Does Dr. Alejandra Marcela Marquez Loza offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Marquez Loza as offering telehealth services.
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How many Medicare patients does Dr. Alejandra Marcela Marquez Loza see?
CMS counts 116 Medicare patients who saw Dr. Marquez Loza in 2024, with an average age of 74.
Is Dr. Alejandra Marcela Marquez Loza board certified?
Yes. Dr. Marquez Loza is board certified in neurology by the American Board of Psychiatry and Neurology.
What services does Dr. Alejandra Marcela Marquez Loza bill to Medicare?
In 2024, Dr. Marquez Loza's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99222) and medicare service (G2211).
Where did Dr. Alejandra Marcela Marquez Loza go to medical school?
Dr. Marquez Loza graduated from Harvard Medical School in 2019.
What drugs does Dr. Alejandra Marcela Marquez Loza prescribe most?
In 2023 Medicare Part D data, Dr. Marquez Loza's most prescribed drugs by claims were Eliquis.
How long has Dr. Alejandra Marcela Marquez Loza been practicing?
Dr. Marquez Loza graduated from medical school in 2019, 7 years ago.
What insurance does Dr. Alejandra Marcela Marquez Loza accept?
Dr. Marquez Loza is in network with 5 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
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