Dr. Mark William Ralph, MD
- Medicare services, 2021
- 132
- Medicare patients, 2024
- 16
- Part D claims, 2024
- 612
- Industry payments
- $1,251
- Affiliated sites
- 1
- Practice address
- 1060 Exposition Blvd, Los Angeles, CA 90007
- Practice phone
- Call (323) 541-1600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Rolland Curtis Clinic
FQHC - Main Site · Los Angeles, California
Find Dr. Ralph'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. Mark William Ralph is a family medicine physician in Los Angeles, California
Dr. Ralph practices at Rolland Curtis Clinic in Los Angeles, California.
Dr. Ralph's NPI, 1730600388, was assigned on July 5, 2017. Dr. Ralph graduated from St. George's University School of Medicine in 2017. Dr. Ralph holds California license 169633.
- NPI
- 1730600388NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9638440704
- NPI enumeration date
- July 5, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (323) 541-1600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark William Ralph practices at Rolland Curtis Clinic in Los Angeles, California
Dr. Ralph's primary practice is Rolland Curtis Clinic, at 1060 Exposition Blvd, Los Angeles, CA 90007 in Los Angeles County. The practice phone is (323) 541-1600.
- Rolland Curtis Clinic1060 Exposition Blvd, Los Angeles, CA 90007 · Los Angeles CountyPhone(323) 541-1600
Source: Dmand AI Affiliation Data
Dr. Mark William Ralph is affiliated with 1 site of care and 1 medical group
Dr. Ralph's primary practice is Rolland Curtis Clinic in Los Angeles, California. The medical group on file is St. John's Community Health. Dr. Ralph's employer is on file too: a community health center (fqhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark William Ralph's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ralph practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Rolland Curtis Clinic | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark William Ralph is one of 15,680 family medicine physicians in California
Family medicine is Dr. Ralph's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Ralph is board certified in family medicine by the American Board of Family Medicine. Dmand AI has Dr. Ralph's licenses on file in 2 states: California and Michigan.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
- Michigan license
Clinical focus
Dmand AI lists chronic anemia, chronic hypertension, chronic obstructive pulmonary disease (COPD), high cholesterol, insomnia, ovarian cyst and vitamin d deficiency among the conditions Dr. Ralph treats.
Family medicine physicians near Dr. Ralph
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. Mark William Ralph billed Medicare for 132 services in 2021
CMS data shows 132 Medicare services from Dr. Ralph across 2 procedure codes in 2021, for 16 Medicare patients. Medicare paid $4,444 for them. Every service was in an office.
Dr. Ralph compared with the California median for family medicine physicians, 2021
- Dr. Ralph
- California median
- Medicare services
- 132vs 24646% below
- Medicare patients
- 16vs 11886% below
- Part D claims
- 397vs 83352% below
Medians across 15,349 family medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Ralph's most billed Medicare procedure codes, 2021
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. Ralph?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ralph and other family medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark William Ralph treated 16 Medicare patients in 2024, average age 68
CMS counts 16 Medicare patients who saw Dr. Ralph in 2024. 75% of them have diabetes, and 75% have high blood pressure. 100% are also on Medicaid. Their average risk score is 1.25, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Ralph's median patient age at 43, with 56% women.
Chronic conditions among Dr. Ralph's Medicare patients, 2024
- Diabetes75%
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ralph's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark William Ralph wrote 612 Medicare Part D claims in 2024
In 2024, Dr. Ralph wrote 612 Medicare Part D claims for 78 patients. 87% of them were for generic drugs. CMS names the drug for 397 of them, across 17 drugs with 11 or more claims each, at $17,084 in total drug cost. In 2023, CMS named 132 claims across 6 drugs.
Dr. Ralph's Part D claims by kind of drug, 2024
- Generic531 claims87%
- Brand-name and other81 claims13%
Dr. Ralph's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Ralph's Part D claims, 2024
- Antibiotics2%11 of 612 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1322024: 397201%
Drugs named by CMS: 17 in 2024, 6 in 2023.
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
How Dr. Mark William Ralph takes part in Medicare
Dr. Ralph 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. Mark William Ralph received $1,251 in industry payments from 2017 to 2025
CMS Open Payments shows 20 general payments to Dr. Ralph from 12 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 99% of the total. Abbvie Inc. paid the most, $366.
General payments to Dr. Ralph by program year, 2017 to 2025
General payments to Dr. Ralph by kind, 2017 to 2025
- Food and beverage$1,24399%
- Education$71%
Companies that paid Dr. Ralph the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark William Ralph graduated from St. George's University School of Medicine
Dr. Ralph graduated from St. George's University School of Medicine in 2017.
- Medical school
- Board certified in family medicine
Source: Dmand AI Professional Profile Data
Dr. Mark William Ralph accepts plans from 12 insurance carriers
Dr. Ralph is in network with 12 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- Alliant Health Plans
- +4 more carriersWith a free account
Plan types Dr. Ralph accepts, by number of carriers
- PPO9
- Medicare8
- HMO5
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Mark William Ralph'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) |
| Industry payments | Open Payments (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. Mark William Ralph
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. Mark William Ralph's NPI number?
Dr. Mark William Ralph's NPI number is 1730600388. It was assigned on July 5, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark William Ralph?
Dr. Mark William Ralph 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. Mark William Ralph practice?
Dr. Ralph practices at 1060 Exposition Blvd, Los Angeles, CA 90007. Dr. Ralph's primary practice is Rolland Curtis Clinic in Los Angeles, California.
What is Dr. Mark William Ralph's office phone number?
The practice phone on file for Dr. Ralph is (323) 541-1600.
What is Dr. Mark William Ralph's medical license number?
Dr. Ralph holds California license 169633, one of the licenses on file in 2 states.
Which states has Dr. Mark William Ralph been licensed in?
Dmand AI has state licenses on file for Dr. Ralph in California (2020 to 2026) and Michigan (2017 to 2019).
What medical group is Dr. Mark William Ralph part of?
Dr. Ralph is linked to St. John's Community Health.
Does Dr. Mark William Ralph accept Medicare?
Yes. CMS data shows Dr. Ralph billed Medicare for 132 services in 2021, and Dr. Ralph accepts Medicare assignment.
How many Medicare patients does Dr. Mark William Ralph see?
CMS counts 16 Medicare patients who saw Dr. Ralph in 2024, with an average age of 68.
Is Dr. Mark William Ralph board certified?
Yes. Dr. Ralph is board certified in family medicine by the American Board of Family Medicine.
Show 6 more questionsShow fewer questions
What services does Dr. Mark William Ralph bill to Medicare?
In 2021, Dr. Ralph's most billed Medicare services were medical service (0002A) and medical service (0001A).
Where did Dr. Mark William Ralph go to medical school?
Dr. Ralph graduated from St. George's University School of Medicine in 2017.
What drugs does Dr. Mark William Ralph prescribe most?
In 2024 Medicare Part D data, Dr. Ralph's most prescribed drugs by claims were Atorvastatin Calcium, Metformin HCl and Amlodipine Besylate.
Has Dr. Mark William Ralph received payments from drug or device companies?
CMS Open Payments shows $1,251 in general payments to Dr. Ralph from 12 companies from 2017 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Mark William Ralph been practicing?
Dr. Ralph graduated from medical school in 2017, 9 years ago.
What insurance does Dr. Mark William Ralph accept?
Dr. Ralph is in network with 12 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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