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Dr. Hal M. Frederick, MD
NPI1720065931PAC ID9032264692
- Medicare services, 2024
- 2,906
- Medicare patients, 2024
- 1,222
- Publications
- 3
- MIPS score, 2024
- 91
- Industry payments
- $59
- Practice address
- 4334 Central Ave, Riverside, CA 92506
- Practice phone
- Call (951) 248-1291
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Namg Riverside ASC LLC
Riverside, California
Find Dr. Frederick'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. Hal M. Frederick is a body imaging physician in Riverside, California
Dr. Frederick practices at Namg Riverside ASC LLC in Riverside, California.
Dr. Frederick's NPI, 1720065931, was assigned on December 29, 2005. Dr. Frederick graduated from Medical College of Georgia in 1984. Dr. Frederick holds California license G52182.
NPI and contact details
- NPI
- 1720065931NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9032264692
- NPI enumeration date
- December 29, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (951) 248-1291
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Hal M. Frederick practices at Namg Riverside ASC LLC in Riverside, California
Dr. Frederick's primary practice is Namg Riverside ASC LLC, at 4334 Central Ave, Riverside, CA 92506 in Riverside County. The practice phone is (951) 248-1291.
- Namg Riverside ASC LLC4334 Central Ave, Riverside, CA 92506 · Riverside CountyPhone(951) 248-1291
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Hal M. Frederick is affiliated with 14 sites of care and 13 medical groups
Dr. Frederick's primary practice is Namg Riverside ASC LLC in Riverside, California. The medical group on file is Cedars-Sinai Medical Group. Dmand AI also links Dr. Frederick to 13 more group practices and clinics and 12 medical groups, each named with a free account.
Namg Riverside ASC LLCPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Hal M. Frederick's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Frederick practices, 13 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Namg Riverside ASC LLC | Available with a free account |
| +13 more sites and 12 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Hal M. Frederick is one of 205 body imaging physicians in California
Body imaging is Dr. Frederick's primary specialty in the NPI Registry, under taxonomy code 2085B0100X. Dr. Frederick is board certified in diagnostic radiology by the American Board of Radiology. Dmand AI has Dr. Frederick's licenses on file in 2 states: California and Georgia.
Specialties and state licenses
- Body imaging, CaliforniaPrimary
- Diagnostic radiology, Georgia
Body imaging physicians near Dr. Frederick
Counts of body imaging physicians with a Dmand AI profile, by place and practice. Each opens the list.
205body imaging physicians in California
6body imaging physicians in Riverside
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Hal M. Frederick billed Medicare for 2,906 services in 2024
CMS data shows 2,906 Medicare services from Dr. Frederick across 27 procedure codes in 2024, for 1,222 Medicare patients. Medicare paid $93,602 for them. Every service was in an office.
Medicare services, 20242,906
Medicare patients1,222
Paid by Medicare$93,602
Procedure codes27
Dr. Frederick's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 02024: 1,695
- Imaging
- 2023: 1,1662024: 92521%
- Tests and treatments
- 2023: 4612024: 28638%
Dr. Frederick compared with the California median for body imaging physicians, 2024
- Dr. Frederick
- California median
- Medicare services
- 2,906vs 23112.6 times
- Medicare patients
- 1,222vs 3503.5 times
Medians across 193 body imaging physicians in California with Dmand AI profiles that report each measure.
Dr. Frederick'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.
Need commercial claims for Dr. Frederick?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Frederick and other body imaging physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Hal M. Frederick treated 1,222 Medicare patients in 2024, average age 73
CMS counts 1,222 Medicare patients who saw Dr. Frederick in 2024. The largest group is 65 to 74, with 580 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 40% are also on Medicaid. Their average risk score is 1.51, 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. Frederick's median patient age at 45, with 72% women.
Medicare patients, 20241,222
Average age73
Average risk score1.51
Also on Medicaid40%
Dr. Frederick's Medicare patients by age, 2024
Dr. Frederick's Medicare patients by sex, 2024
- Women70257%
- Men52043%
Chronic conditions among Dr. Frederick's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Diabetes43%
- Chronic kidney disease34%
- Ischemic heart disease29%
- Mood disorders28%
- Depression26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Frederick's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 45
Patient panel by sex, all payers
- Women72%
- Men27%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Hal M. Frederick scored 91 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. Frederick for performance year 2024, reported as part of a group. Dr. Frederick accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Frederick's MIPS scores, performance year 2024
- 91of 100Final score
- 75of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Hal M. Frederick has 3 publications on record
Dmand AI links 3 papers to Dr. Frederick. The most frequent topics are Tomography, X-Ray Computed.
Papers3
Topics Dr. Frederick writes about most
- Tomography, X-Ray Computed
Recent publications by Dr. Frederick
Carcinoma, Squamous CellDiagnostic ErrorsEvaluation Studies as Topic
See who Dr. Frederick researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Frederick works with, so you can find a warm path to the right body imaging physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Hal M. Frederick received $59 in industry payments in 2017
CMS Open Payments shows 1 general payment to Dr. Frederick from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. Titan Spine, LLC paid the most, $59.
Companies that paid Dr. Frederick the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Hal M. Frederick graduated from Medical College of Georgia
Dr. Frederick graduated from Medical College of Georgia in 1984.
- Medical school
- Board certified in diagnostic radiology
Source: Dmand AI Professional Profile Data
Dr. Hal M. Frederick accepts plans from 4 insurance carriers
Dr. Frederick is in network with 4 carriers, including Blue Cross Blue Shield of Massachusetts, HCSC and CMS Medicare. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Massachusetts
- HCSC
- CMS Medicare
- Molina
Plan types Dr. Frederick accepts, by number of carriers
- Medicare4
- PPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Hal M. Frederick'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Hal M. Frederick
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. Hal M. Frederick's NPI number?
Dr. Hal M. Frederick's NPI number is 1720065931. It was assigned on December 29, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Hal M. Frederick?
Dr. Hal M. Frederick is a body imaging physician in Riverside, California. The primary specialty in the NPI Registry is Body Imaging Physician (taxonomy code 2085B0100X).
Where does Dr. Hal M. Frederick practice?
Dr. Frederick practices at 4334 Central Ave, Riverside, CA 92506. Dr. Frederick's primary practice is Namg Riverside ASC LLC in Riverside, California. Dmand AI also links Dr. Frederick to 13 group practices and clinics and 12 medical groups.
What is Dr. Hal M. Frederick's office phone number?
The practice phone on file for Dr. Frederick is (951) 248-1291.
What is Dr. Hal M. Frederick's medical license number?
Dr. Frederick holds California license G52182, one of the licenses on file in 2 states.
Which states has Dr. Hal M. Frederick been licensed in?
Dmand AI has state licenses on file for Dr. Frederick in California (1984 to 2026) and Georgia (1989 to 2017).
What medical group is Dr. Hal M. Frederick part of?
Dr. Frederick is linked to Cedars-Sinai Medical Group. Dmand AI links Dr. Frederick to 12 more medical groups.
Does Dr. Hal M. Frederick accept Medicare?
Yes. CMS data shows Dr. Frederick billed Medicare for 2,906 services in 2024, and Dr. Frederick accepts Medicare assignment.
What is Dr. Hal M. Frederick's MIPS score?
Dr. Frederick's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.
How many Medicare patients does Dr. Hal M. Frederick see?
CMS counts 1,222 Medicare patients who saw Dr. Frederick in 2024, with an average age of 73.
Show 7 more questionsShow fewer questions
Is Dr. Hal M. Frederick board certified?
Yes. Dr. Frederick is board certified in diagnostic radiology by the American Board of Radiology.
What services does Dr. Hal M. Frederick bill to Medicare?
In 2024, Dr. Frederick's most billed Medicare services were medicare temporary code (Q9967), ultrasound (76700) and ultrasound (76770).
Where did Dr. Hal M. Frederick go to medical school?
Dr. Frederick graduated from Medical College of Georgia in 1984.
Has Dr. Hal M. Frederick received payments from drug or device companies?
CMS Open Payments shows $59 in general payments to Dr. Frederick from 1 company from 2017 to 2017. The largest total came from Titan Spine, LLC.
How long has Dr. Hal M. Frederick been practicing?
Dr. Frederick graduated from medical school in 1984, 42 years ago.
Does Dr. Hal M. Frederick do research?
Dmand AI links 3 publications to Dr. Frederick.
What insurance does Dr. Hal M. Frederick accept?
Dr. Frederick is in network with 4 carriers, including Blue Cross Blue Shield of Massachusetts, HCSC and CMS Medicare. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
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