Dr. Marvin Ambriz, MD
- Part D claims, 2023
- 11
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2020
- Practice address
- 5850 S Main St, Los Angeles, CA 90003
- Practice phone
- Call (323) 846-4265
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Hubert H. Humphrey Comprehensive Health Center
Urgent Care Center · Los Angeles, California
Find Dr. Ambriz'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. Marvin Ambriz is a family medicine physician in Los Angeles, California
Dr. Ambriz practices at Hubert H. Humphrey Comprehensive Health Center in Los Angeles, California.
Dr. Ambriz's NPI, 1124648845, was assigned on April 22, 2020. Dr. Ambriz graduated from Charles R Drew University of Medicine and Science in 2020. Dr. Ambriz holds California license A185334.
- NPI
- 1124648845NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7214438233
- NPI enumeration date
- April 22, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (323) 846-4265
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Marvin Ambriz practices at Hubert H. Humphrey Comprehensive Health Center in Los Angeles, California
Dr. Ambriz's primary practice is Hubert H. Humphrey Comprehensive Health Center, at 5850 S Main St, Los Angeles, CA 90003. The practice phone is (323) 846-4265.
- Hubert H. Humphrey Comprehensive Health Center5850 S Main St, Los Angeles, CA 90003Phone(323) 846-4265
Source: Dmand AI Affiliation Data
Dr. Marvin Ambriz is affiliated with 4 sites of care and 1 medical group
Dr. Ambriz's primary practice is Hubert H. Humphrey Comprehensive Health Center in Los Angeles, California. Dr. Ambriz is also affiliated with Harbor-UCLA Medical Center. The medical group on file is Harbor-UCLA Medical Center. Dmand AI also links Dr. Ambriz to 1 more breast imaging center and 1 group practice or clinic, each named with a free account. Dr. Ambriz's employer is on file too: an urgent care center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Marvin Ambriz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ambriz practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hubert H. Humphrey Comprehensive Health Center | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Marvin Ambriz is one of 15,680 family medicine physicians in California
Family medicine is Dr. Ambriz's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Ambriz is board certified in family medicine by the American Board of Family Medicine. Dr. Ambriz is licensed in California.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
Family medicine physicians near Dr. Ambriz
Counts of family medicine physicians 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. Marvin Ambriz's patients have a median age of 58
Across all payers, Dmand AI patient panel data puts Dr. Ambriz's median patient age at 58, with 56% women.
Dr. Ambriz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women56%
- Men43%
Source: Dmand AI Patient Panel Data
Dr. Marvin Ambriz wrote 11 Medicare Part D claims in 2023
In 2023, Dr. Ambriz wrote 11 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $96 in total drug cost. In 2022, CMS named 15 claims across 1 drug.
Dr. Ambriz'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.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 152023: 1127%
Drugs named by CMS: 1 in 2023, 1 in 2022.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Marvin Ambriz takes part in Medicare
Dr. Ambriz accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Marvin Ambriz graduated from Charles R Drew University of Medicine and Science
Dr. Ambriz graduated from Charles R Drew University of Medicine and Science in 2020.
- Medical school
- Board certified in family medicine
Source: Dmand AI Professional Profile Data
Sources for Dr. Marvin Ambriz'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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 |
| 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. Marvin Ambriz
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. Marvin Ambriz's NPI number?
Dr. Marvin Ambriz's NPI number is 1124648845. It was assigned on April 22, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Marvin Ambriz?
Dr. Marvin Ambriz is a family medicine physician in Los Angeles, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Marvin Ambriz practice?
Dr. Ambriz practices at 5850 S Main St, Los Angeles, CA 90003. Dr. Ambriz's primary practice is Hubert H. Humphrey Comprehensive Health Center in Los Angeles, California. Dmand AI also links Dr. Ambriz to 1 breast imaging center and 1 group practice or clinic.
What is Dr. Marvin Ambriz's office phone number?
The practice phone on file for Dr. Ambriz is (323) 846-4265.
What is Dr. Marvin Ambriz's medical license number?
Dr. Ambriz holds California license A185334.
Which hospitals is Dr. Marvin Ambriz affiliated with?
Dr. Ambriz is affiliated with Harbor-UCLA Medical Center.
What medical group is Dr. Marvin Ambriz part of?
Dr. Ambriz is linked to Harbor-UCLA Medical Center.
Does Dr. Marvin Ambriz accept Medicare?
Yes. CMS lists Dr. Ambriz as accepting Medicare assignment.
Is Dr. Marvin Ambriz board certified?
Yes. Dr. Ambriz is board certified in family medicine by the American Board of Family Medicine.
Where did Dr. Marvin Ambriz go to medical school?
Dr. Ambriz graduated from Charles R Drew University of Medicine and Science in 2020.
What drugs does Dr. Marvin Ambriz prescribe most?
In 2023 Medicare Part D data, Dr. Ambriz's most prescribed drugs by claims were Amlodipine Besylate.
How long has Dr. Marvin Ambriz been practicing?
Dr. Ambriz graduated from medical school in 2020, 6 years ago.
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