Dr. Mariam Ahmad Hazem, MD
- Medicare services, 2018
- 251
- Hospital affiliations
- 1
- Medical groups
- 2
- State licenses
- 2
- Year NPI issued
- 2007
- Practice address
- 400 North Pepper Avenue, Colton, CA 92324
- Practice phone
- Call (909) 580-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hazem'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. Mariam Ahmad Hazem is an internist in Colton, California
Dr. Hazem practices at Arrowhead Regional Medical Center in Colton, California, part of San Bernardino County.
Dr. Hazem's NPI, 1518087956, was assigned on March 30, 2007. Dr. Hazem graduated from University of California, Davis School of Medicine in 2006. Dr. Hazem holds California license A111423.
- NPI
- 1518087956NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2567507114
- NPI enumeration date
- March 30, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (909) 580-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mariam Ahmad Hazem practices at Arrowhead Regional Medical Center in Colton, California
Dr. Hazem's primary practice is Arrowhead Regional Medical Center, at 400 North Pepper Avenue, Colton, CA 92324 in San Bernardino County. The practice phone is (909) 580-1000.
- Arrowhead Regional Medical Center400 North Pepper Avenue, Colton, CA 92324 · San Bernardino CountyPhone(909) 580-1000
Source: Dmand AI Affiliation Data
Dr. Mariam Ahmad Hazem is affiliated with 1 site of care and 2 medical groups
Dr. Hazem's primary practice is Arrowhead Regional Medical Center in Colton, California, part of San Bernardino County. The medical group on file is Quantum Healthcare Medical Associates Inc. Dmand AI also links Dr. Hazem to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mariam Ahmad Hazem's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hazem practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Arrowhead Regional Medical Center | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across San Bernardino County and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Mariam Ahmad Hazem is one of 16,751 internists in California
Internal medicine is Dr. Hazem's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Hazem's licenses on file in 2 states: California and Michigan.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- Hospitalist, Michigan
Internists near Dr. Hazem
Counts of internists 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. Mariam Ahmad Hazem billed Medicare for 251 services in 2018
CMS data shows 251 Medicare services from Dr. Hazem across 5 procedure codes in 2018. Medicare paid $16,124 for them.
Dr. Hazem's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Office and hospital visits
- 2017: 6452018: 25161%
- Lab and pathology
- 2017: 112018: 0100%
Where Dr. Hazem's Medicare services took place, 2018
- In an office2610%
- In a facility22590%
Dr. Hazem compared with the California median for internists, 2018
- Dr. Hazem
- California median
- Medicare services
- 251vs 36130% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Hazem's most billed Medicare procedure codes, 2018
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Hazem?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hazem and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mariam Ahmad Hazem's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Dr. Hazem's median patient age at 63, with 48% women.
Dr. Hazem's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women48%
- Men52%
Source: Dmand AI Patient Panel Data
How Dr. Mariam Ahmad Hazem takes part in Medicare
Dr. Hazem 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Mariam Ahmad Hazem graduated from University of California, Davis School of Medicine
Dr. Hazem graduated from University of California, Davis School of Medicine in 2006.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mariam Ahmad Hazem'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 Data |
| 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. Mariam Ahmad Hazem
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. Mariam Ahmad Hazem's NPI number?
Dr. Mariam Ahmad Hazem's NPI number is 1518087956. It was assigned on March 30, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Mariam Ahmad Hazem?
Dr. Mariam Ahmad Hazem is an internist in Colton, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Mariam Ahmad Hazem practice?
Dr. Hazem practices at 400 North Pepper Avenue, Colton, CA 92324. Dr. Hazem's primary practice is Arrowhead Regional Medical Center in Colton, California, part of San Bernardino County. Dmand AI also links Dr. Hazem to 1 medical group.
What is Dr. Mariam Ahmad Hazem's office phone number?
The practice phone on file for Dr. Hazem is (909) 580-1000.
What is Dr. Mariam Ahmad Hazem's medical license number?
Dr. Hazem holds California license A111423, one of the licenses on file in 2 states.
Which states has Dr. Mariam Ahmad Hazem been licensed in?
Dmand AI has state licenses on file for Dr. Hazem in California and Michigan.
Which hospitals is Dr. Mariam Ahmad Hazem affiliated with?
Dr. Hazem practices at Arrowhead Regional Medical Center in Colton, California.
What medical group is Dr. Mariam Ahmad Hazem part of?
Dr. Hazem is linked to Quantum Healthcare Medical Associates Inc. Dmand AI links Dr. Hazem to 1 more medical group.
Does Dr. Mariam Ahmad Hazem accept Medicare?
Yes. CMS data shows Dr. Hazem billed Medicare for 251 services in 2018, and Dr. Hazem accepts Medicare assignment.
What services does Dr. Mariam Ahmad Hazem bill to Medicare?
In 2018, Dr. Hazem's most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99213) and hospital inpatient care (99238).
Where did Dr. Mariam Ahmad Hazem go to medical school?
Dr. Hazem graduated from University of California, Davis School of Medicine in 2006.
How long has Dr. Mariam Ahmad Hazem been practicing?
Dr. Hazem graduated from medical school in 2006, 20 years ago.
Selling to internal medicine practices?
See internists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card