Dr. Heather Rachelle Ferguson, MD
- Medicare services, 2023
- 12
- Medicare patients, 2024
- 25
- Part D claims, 2024
- 2,232
- MIPS score, 2024
- 89
- Industry payments
- $134
- Practice address
- 11234 Anderson St, Loma Linda, CA 92354
- Practice phone
- Call (909) 558-5075
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Loma Linda University Medical Center
Loma Linda, California
Find Dr. Ferguson'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. Heather Rachelle Ferguson is an internist in Loma Linda, California
Dr. Ferguson practices at Loma Linda University Medical Center in Loma Linda, California.
Dr. Ferguson's NPI, 1144849175, was assigned on April 9, 2020. Dr. Ferguson graduated from Loma Linda University School Of Medicine in 2018. Dr. Ferguson holds California license A178860.
- NPI
- 1144849175NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4688020597
- NPI enumeration date
- April 9, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (909) 558-5075
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 32
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Heather Rachelle Ferguson practices at Loma Linda University Medical Center in Loma Linda, California
Dr. Ferguson's primary practice is Loma Linda University Medical Center, at 11234 Anderson St, Loma Linda, CA 92354 in San Bernardino County. The practice phone is (909) 558-5075.
- Loma Linda University Medical Center11234 Anderson St, Loma Linda, CA 92354 · San Bernardino CountyPhone(909) 558-5075
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Heather Rachelle Ferguson is affiliated with 3 sites of care and 2 medical groups
Dr. Ferguson's primary practice is Loma Linda University Medical Center in Loma Linda, California. The medical group on file is Loma Linda University Faculty Medical Group (LLUFMG). Dmand AI also links Dr. Ferguson to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Heather Rachelle Ferguson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ferguson practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Loma Linda University Medical Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Heather Rachelle Ferguson is one of 16,751 internists in California
Internal medicine is Dr. Ferguson's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Ferguson is board certified in internal medicine by the American Board of Internal Medicine. Dr. Ferguson is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists chronic kidney disease and underactive thyroid among the conditions Dr. Ferguson treats.
Internists near Dr. Ferguson
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. Heather Rachelle Ferguson billed Medicare for 12 services in 2023
CMS data shows 12 Medicare services from Dr. Ferguson across 1 procedure code in 2023, all of them office visits, for 25 Medicare patients. Medicare paid $1,261 for them. Every service was in an office.
Dr. Ferguson compared with the California median for internists, 2023
- Dr. Ferguson
- California median
- Medicare services
- 12vs 36197% below
- Medicare patients
- 25vs 15183% below
- Part D claims
- 1,583vs 4213.8 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Ferguson's most billed Medicare procedure codes, 2023
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. Ferguson?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ferguson and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Heather Rachelle Ferguson treated 25 Medicare patients in 2024, average age 75
CMS counts 25 Medicare patients who saw Dr. Ferguson in 2024. 75% of them have high blood pressure, and 68% have high cholesterol. Their average risk score is 1.22, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Ferguson's median patient age at 74, with 72% women.
Chronic conditions among Dr. Ferguson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol68%
- Arthritis44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ferguson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women72%
- Men28%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Heather Rachelle Ferguson wrote 2,232 Medicare Part D claims in 2024
In 2024, Dr. Ferguson wrote 2,232 Medicare Part D claims for 526 patients. 88% of them were for generic drugs. CMS names the drug for 1,583 of them, across 57 drugs with 11 or more claims each, at $55,370 in total drug cost.
Dr. Ferguson's Part D claims by kind of drug, 2024
- Generic1,974 claims88%
- Brand-name238 claims11%
- Other20 claims1%
Dr. Ferguson'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. Ferguson's Part D claims, 2024
- Opioids3%65 of 2,232 claims
- Antibiotics2%34 of 2,232 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. Heather Rachelle Ferguson scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Ferguson for performance year 2024, reported as part of a group. Dr. Ferguson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Ferguson's MIPS scores, performance year 2024
- 89of 100Final score
- 72.1of 100Quality
- 80of 100Promoting Interoperability
- 40of 100Improvement Activities
- 77of 100Cost
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. Heather Rachelle Ferguson received $134 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Ferguson from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. CeQur Corporation paid the most, $134.
Companies that paid Dr. Ferguson the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Heather Rachelle Ferguson graduated from Loma Linda University School Of Medicine
Dr. Ferguson graduated from Loma Linda University School Of Medicine in 2018.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Heather Rachelle Ferguson accepts plans from 15 insurance carriers
Dr. Ferguson is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Molina
- Regence Health Plans
- +7 more carriersWith a free account
Plan types Dr. Ferguson accepts, by number of carriers
- PPO9
- Medicare8
- HMO7
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Heather Rachelle Ferguson'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) |
| 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)Clinician Public Reporting: Overall MIPS Performance (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. Heather Rachelle Ferguson
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. Heather Rachelle Ferguson's NPI number?
Dr. Heather Rachelle Ferguson's NPI number is 1144849175. It was assigned on April 9, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Heather Rachelle Ferguson?
Dr. Heather Rachelle Ferguson is an internist in Loma Linda, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Heather Rachelle Ferguson practice?
Dr. Ferguson practices at 11234 Anderson St, Loma Linda, CA 92354. Dr. Ferguson's primary practice is Loma Linda University Medical Center in Loma Linda, California. Dmand AI also links Dr. Ferguson to 2 group practices and clinics and 1 medical group.
What is Dr. Heather Rachelle Ferguson's office phone number?
The practice phone on file for Dr. Ferguson is (909) 558-5075.
What is Dr. Heather Rachelle Ferguson's medical license number?
Dr. Ferguson holds California license A178860.
What medical group is Dr. Heather Rachelle Ferguson part of?
Dr. Ferguson is linked to Loma Linda University Faculty Medical Group (LLUFMG). Dmand AI links Dr. Ferguson to 1 more medical group.
Does Dr. Heather Rachelle Ferguson accept Medicare?
Yes. CMS data shows Dr. Ferguson billed Medicare for 12 services in 2023, and Dr. Ferguson accepts Medicare assignment.
What is Dr. Heather Rachelle Ferguson's MIPS score?
Dr. Ferguson's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
How many Medicare patients does Dr. Heather Rachelle Ferguson see?
CMS counts 25 Medicare patients who saw Dr. Ferguson in 2024, with an average age of 75.
Is Dr. Heather Rachelle Ferguson board certified?
Yes. Dr. Ferguson is board certified in internal medicine by the American Board of Internal Medicine.
Show 6 more questionsShow fewer questions
What services does Dr. Heather Rachelle Ferguson bill to Medicare?
In 2023, Dr. Ferguson's most billed Medicare services were office visit, established patient (99214).
Where did Dr. Heather Rachelle Ferguson go to medical school?
Dr. Ferguson graduated from Loma Linda University School Of Medicine in 2018.
What drugs does Dr. Heather Rachelle Ferguson prescribe most?
In 2024 Medicare Part D data, Dr. Ferguson's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Dr. Heather Rachelle Ferguson received payments from drug or device companies?
CMS Open Payments shows $134 in general payments to Dr. Ferguson from 1 company from 2025 to 2025. The largest total came from CeQur Corporation.
How long has Dr. Heather Rachelle Ferguson been practicing?
Dr. Ferguson graduated from medical school in 2018, 8 years ago.
What insurance does Dr. Heather Rachelle Ferguson accept?
Dr. Ferguson is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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