Dr. Karl F. Valrey, MD
- Medicare services, 2024
- 206
- Medicare patients, 2024
- 74
- Part D claims, 2024
- 7,041
- Hospital affiliations
- 2
- Industry payments
- $1,451
- Practice address
- 4941 Olivehurst Ave, Olivehurst, CA 95961
- Practice phone
- Call (916) 743-6638
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ampla Health Lindhurst Medical & Dental
FQHC - Main Site · Olivehurst, California
Find Dr. Valrey'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. Karl F. Valrey is an internist in Olivehurst, California
Dr. Valrey practices at Ampla Health Lindhurst Medical & Dental in Olivehurst, California.
Dr. Valrey's NPI, 1356325120, was assigned on December 5, 2005. Dr. Valrey graduated from UC Irvine School of Medicine in 1989. Dr. Valrey holds California license G71869.
- NPI
- 1356325120NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3577757913
- NPI enumeration date
- December 5, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (916) 743-6638
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Karl F. Valrey practices at Ampla Health Lindhurst Medical & Dental in Olivehurst, California
Dr. Valrey's primary practice is Ampla Health Lindhurst Medical & Dental, at 4941 Olivehurst Ave, Olivehurst, CA 95961 in Yuba County. The practice phone is (916) 743-6638.
- Ampla Health Lindhurst Medical & Dental4941 Olivehurst Ave, Olivehurst, CA 95961 · Yuba CountyPhone(916) 743-6638
Source: Dmand AI Affiliation Data
Dr. Karl F. Valrey is affiliated with 8 sites of care and 1 medical group
Dr. Valrey's primary practice is Ampla Health Lindhurst Medical & Dental in Olivehurst, California. Dr. Valrey is also affiliated with Oroville Hospital. The medical group on file is Ampla Health Oroville Medical & Dental. Dmand AI also links Dr. Valrey to 1 more hospital, 4 home health agencies and 1 behavioral health center, each named with a free account. Dr. Valrey'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. Karl F. Valrey's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Valrey practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ampla Health Lindhurst Medical & Dental | Available with a free account |
| +7 more affiliated sites | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Karl F. Valrey is one of 16,751 internists in California
Internal medicine is Dr. Valrey's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Valrey is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acid reflux, acute sinusitis, acute skin infection, aneurysm, anxiety, arthritis, asthma and atrial fibrillation and flutter among the conditions Dr. Valrey treats.
Internists near Dr. Valrey
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. Karl F. Valrey billed Medicare for 206 services in 2024
CMS data shows 206 Medicare services from Dr. Valrey across 2 procedure codes in 2024, for 74 Medicare patients. Medicare paid $514 for them. Every service was in an office.
Dr. Valrey's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 912024: 206126%
Dr. Valrey compared with the California median for internists, 2024
- Dr. Valrey
- California median
- Medicare services
- 206vs 36143% below
- Medicare patients
- 74vs 15151% below
- Part D claims
- 6,482vs 42115.4 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Valrey'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. Valrey?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Valrey and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Karl F. Valrey treated 74 Medicare patients in 2024, average age 69
CMS counts 74 Medicare patients who saw Dr. Valrey in 2024. The largest group is 65 to 74, with 39 patients. 75% of them have diabetes, and 75% have high blood pressure. Their average risk score is 1.76, 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. Valrey's median patient age at 66, with 46% women.
Dr. Valrey's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Valrey's Medicare patients by sex, 2024
- Women3345%
- Men4155%
Chronic conditions among Dr. Valrey's Medicare patients, 2024
- Diabetes75%
- High blood pressure75%
- High cholesterol75%
- Arthritis36%
- Anxiety32%
- Ischemic heart disease30%
- COPD26%
- Heart failure26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Valrey's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women46%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Karl F. Valrey wrote 7,041 Medicare Part D claims in 2024
In 2024, Dr. Valrey wrote 7,041 Medicare Part D claims for 272 patients. 85% of them were for generic drugs. CMS names the drug for 6,482 of them, across 113 drugs with 11 or more claims each, at $527,831 in total drug cost. In 2023, CMS named 6,689 claims across 109 drugs.
Dr. Valrey's Part D claims by kind of drug, 2024
- Generic5,958 claims85%
- Brand-name986 claims14%
- Other97 claims1%
Dr. Valrey'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. Valrey's Part D claims, 2024
- Opioids11%788 of 7,041 claims
- Antibiotics2%124 of 7,041 claims
- Antipsychotics, patients 65 and over0%30 of 7,041 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: 6,6892024: 6,4823%
Drugs named by CMS: 113 in 2024, 109 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. Karl F. Valrey takes part in Medicare
Dr. Valrey 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. Karl F. Valrey received $1,451 in industry payments from 2016 to 2025
CMS Open Payments shows 96 general payments to Dr. Valrey from 22 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. GlaxoSmithKline, LLC. paid the most, $366.
General payments to Dr. Valrey by program year, 2016 to 2025
General payments to Dr. Valrey by kind, 2016 to 2025
- Food and beverage$1,42698%
- Education$262%
Companies that paid Dr. Valrey the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Karl F. Valrey graduated from UC Irvine School of Medicine
Dr. Valrey graduated from UC Irvine School of Medicine in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Karl F. Valrey accepts plans from 6 insurance carriers
Dr. Valrey is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Kaiser Permanente
- Regence Health Plans
- CMS Medicare
Plan types Dr. Valrey accepts, by number of carriers
- Medicare5
- PPO4
- EPO2
- HMO2
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Karl F. Valrey'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. Karl F. Valrey
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. Karl F. Valrey's NPI number?
Dr. Karl F. Valrey's NPI number is 1356325120. It was assigned on December 5, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Karl F. Valrey?
Dr. Karl F. Valrey is an internist in Olivehurst, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Karl F. Valrey practice?
Dr. Valrey practices at 4941 Olivehurst Ave, Olivehurst, CA 95961. Dr. Valrey's primary practice is Ampla Health Lindhurst Medical & Dental in Olivehurst, California. Dmand AI also links Dr. Valrey to 1 hospital, 4 home health agencies and 1 behavioral health center.
What is Dr. Karl F. Valrey's office phone number?
The practice phone on file for Dr. Valrey is (916) 743-6638.
What is Dr. Karl F. Valrey's medical license number?
Dr. Valrey holds California license G71869.
Which hospitals is Dr. Karl F. Valrey affiliated with?
Dr. Valrey is affiliated with Oroville Hospital. Dmand AI links Dr. Valrey to 1 more hospital.
What medical group is Dr. Karl F. Valrey part of?
Dr. Valrey is linked to Ampla Health Oroville Medical & Dental.
Does Dr. Karl F. Valrey accept Medicare?
Yes. CMS data shows Dr. Valrey billed Medicare for 206 services in 2024, and Dr. Valrey accepts Medicare assignment.
How many Medicare patients does Dr. Karl F. Valrey see?
CMS counts 74 Medicare patients who saw Dr. Valrey in 2024, with an average age of 69.
What services does Dr. Karl F. Valrey bill to Medicare?
In 2024, Dr. Valrey's most billed Medicare services were lab and pathology test (82962) and lab and pathology test (83037).
Show 5 more questionsShow fewer questions
Where did Dr. Karl F. Valrey go to medical school?
Dr. Valrey graduated from UC Irvine School of Medicine in 1989.
What drugs does Dr. Karl F. Valrey prescribe most?
In 2024 Medicare Part D data, Dr. Valrey's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Atorvastatin Calcium and Omeprazole.
Has Dr. Karl F. Valrey received payments from drug or device companies?
CMS Open Payments shows $1,451 in general payments to Dr. Valrey from 22 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Karl F. Valrey been practicing?
Dr. Valrey graduated from medical school in 1989, 37 years ago.
What insurance does Dr. Karl F. Valrey accept?
Dr. Valrey is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
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