Dr. Gary D. Wikholm, MD
- Medicare services, 2024
- 848
- Medicare patients, 2024
- 184
- Part D claims, 2024
- 8,876
- Hospital affiliations
- 2
- Industry payments
- $171
- Practice address
- 247 W Harvard Blvd, Santa Paula, CA 93060
- Practice phone
- Call (805) 525-0907
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Gary Wikholm M D a Professional Corporation
Santa Paula, California
Find Dr. Wikholm'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. Gary D. Wikholm is a family medicine physician in Santa Paula, California
Dr. Wikholm practices at Gary Wikholm M D a Professional Corporation in Santa Paula, California.
Dr. Wikholm's NPI, 1861598526, was assigned on September 16, 2006. Dr. Wikholm graduated from Universidad Autonoma de Guadalajara in 1981. Dr. Wikholm holds California license A41000.
- NPI
- 1861598526NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9234231176
- NPI enumeration date
- September 16, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (805) 525-0907
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gary D. Wikholm practices at Gary Wikholm M D a Professional Corporation in Santa Paula, California
Dr. Wikholm's primary practice is Gary Wikholm M D a Professional Corporation, at 247 W Harvard Blvd, Santa Paula, CA 93060 in Ventura County. The practice phone is (805) 525-0907.
- Gary Wikholm M D a Professional Corporation247 W Harvard Blvd, Santa Paula, CA 93060 · Ventura CountyPhone(805) 525-0907
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Gary D. Wikholm is affiliated with 6 sites of care and 2 medical groups
Dr. Wikholm's primary practice is Gary Wikholm M D a Professional Corporation in Santa Paula, California. Dr. Wikholm is also affiliated with Community Memorial Hospital - Ventura. The medical group on file is Ventura County Medical Center. Dmand AI also links Dr. Wikholm to 1 more hospital, 1 group practice or clinic, 1 hospice, 1 skilled nursing facility 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. Gary D. Wikholm's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wikholm practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Gary Wikholm M D a Professional Corporation | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Gary D. Wikholm is one of 15,680 family medicine physicians in California
Family medicine is Dr. Wikholm's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Wikholm is board certified in family medicine by the American Board of Family Medicine. Dr. Wikholm is licensed in California.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acute skin infection, alzheimer's disease, aneurysm, arteritis, arthritis, atrial fibrillation and flutter, cerebrovascular disease and chronic anemia among the conditions Dr. Wikholm treats.
Family medicine physicians near Dr. Wikholm
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. Gary D. Wikholm billed Medicare for 848 services in 2024
CMS data shows 848 Medicare services from Dr. Wikholm across 4 procedure codes in 2024, for 184 Medicare patients. Medicare paid $76,300 for them. Every service was in an office.
Dr. Wikholm's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 8642024: 8166%
- Other services
- 2023: 382024: 3216%
Dr. Wikholm compared with the California median for family medicine physicians, 2024
- Dr. Wikholm
- California median
- Medicare services
- 848vs 2463.4 times
- Medicare patients
- 184vs 11856% above
- Part D claims
- 8,122vs 8339.8 times
Medians across 15,349 family medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Wikholm'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. Wikholm?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Wikholm 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. Gary D. Wikholm treated 184 Medicare patients in 2024, average age 74
CMS counts 184 Medicare patients who saw Dr. Wikholm in 2024. The largest group is 65 to 74, with 71 patients. 75% of them have high blood pressure, and 55% have high cholesterol. 64% are also on Medicaid. Their average risk score is 2.04, 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. Wikholm's median patient age at 67, with 44% women.
Dr. Wikholm's Medicare patients by age, 2024
Dr. Wikholm's Medicare patients by sex, 2024
- Women7842%
- Men10658%
Chronic conditions among Dr. Wikholm's Medicare patients, 2024
- High blood pressure75%
- High cholesterol55%
- Mood disorders55%
- Arthritis48%
- Depression43%
- Diabetes41%
- Chronic kidney disease33%
- Anxiety30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wikholm's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women44%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gary D. Wikholm wrote 8,876 Medicare Part D claims in 2024
In 2024, Dr. Wikholm wrote 8,876 Medicare Part D claims for 353 patients. 85% of them were for generic drugs. CMS names the drug for 8,122 of them, across 166 drugs with 11 or more claims each, at $486,876 in total drug cost. In 2023, CMS named 6,761 claims across 148 drugs.
Dr. Wikholm's Part D claims by kind of drug, 2024
- Generic7,557 claims85%
- Brand-name1,260 claims14%
- Other59 claims1%
Dr. Wikholm'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. Wikholm's Part D claims, 2024
- Opioids6%548 of 8,876 claims
- Antibiotics3%248 of 8,876 claims
- Antipsychotics, patients 65 and over1%114 of 8,876 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: 6,7612024: 8,12220%
Drugs named by CMS: 166 in 2024, 148 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
Dr. Gary D. Wikholm offers telehealth to Medicare patients
Dr. Wikholm accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Wikholm as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Gary D. Wikholm received $171 in industry payments from 2016 to 2024
CMS Open Payments shows 6 general payments to Dr. Wikholm from 4 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Harmony Biosciences LLC paid the most, $79.
General payments to Dr. Wikholm by program year, 2016 to 2024
Companies that paid Dr. Wikholm the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gary D. Wikholm graduated from Universidad Autonoma de Guadalajara
Dr. Wikholm graduated from Universidad Autonoma de Guadalajara in 1981.
- Medical school
- Board certified in family medicine
Source: Dmand AI Professional Profile Data
Dr. Gary D. Wikholm accepts plans from 15 insurance carriers
Dr. Wikholm is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Humana
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- +7 more carriersWith a free account
Plan types Dr. Wikholm accepts, by number of carriers
- PPO10
- Medicare9
- HMO7
- POS5
- EPO4
Source: Dmand AI Insurance Network Data
Sources for Dr. Gary D. Wikholm'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) |
| 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. Gary D. Wikholm
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. Gary D. Wikholm's NPI number?
Dr. Gary D. Wikholm's NPI number is 1861598526. It was assigned on September 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gary D. Wikholm?
Dr. Gary D. Wikholm is a family medicine physician in Santa Paula, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Gary D. Wikholm practice?
Dr. Wikholm practices at 247 W Harvard Blvd, Santa Paula, CA 93060. Dr. Wikholm's primary practice is Gary Wikholm M D a Professional Corporation in Santa Paula, California. Dmand AI also links Dr. Wikholm to 1 hospital, 1 group practice or clinic, 1 hospice, 1 skilled nursing facility and 1 medical group.
What is Dr. Gary D. Wikholm's office phone number?
The practice phone on file for Dr. Wikholm is (805) 525-0907.
What is Dr. Gary D. Wikholm's medical license number?
Dr. Wikholm holds California license A41000.
Which hospitals is Dr. Gary D. Wikholm affiliated with?
Dr. Wikholm is affiliated with Community Memorial Hospital - Ventura. Dmand AI links Dr. Wikholm to 1 more hospital.
What medical group is Dr. Gary D. Wikholm part of?
Dr. Wikholm is linked to Ventura County Medical Center. Dmand AI links Dr. Wikholm to 1 more medical group.
Does Dr. Gary D. Wikholm accept Medicare?
Yes. CMS data shows Dr. Wikholm billed Medicare for 848 services in 2024, and Dr. Wikholm accepts Medicare assignment.
Does Dr. Gary D. Wikholm offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Wikholm as offering telehealth services.
How many Medicare patients does Dr. Gary D. Wikholm see?
CMS counts 184 Medicare patients who saw Dr. Wikholm in 2024, with an average age of 74.
Show 7 more questionsShow fewer questions
Is Dr. Gary D. Wikholm board certified?
Yes. Dr. Wikholm is board certified in family medicine by the American Board of Family Medicine.
What services does Dr. Gary D. Wikholm bill to Medicare?
In 2024, Dr. Wikholm's most billed Medicare services were nursing facility care (99309), office visit, established patient (99214) and nursing facility care (99305).
Where did Dr. Gary D. Wikholm go to medical school?
Dr. Wikholm graduated from Universidad Autonoma de Guadalajara in 1981.
What drugs does Dr. Gary D. Wikholm prescribe most?
In 2024 Medicare Part D data, Dr. Wikholm's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Hydrocodone-Acetaminophen.
Has Dr. Gary D. Wikholm received payments from drug or device companies?
CMS Open Payments shows $171 in general payments to Dr. Wikholm from 4 companies from 2016 to 2024. The largest total came from Harmony Biosciences LLC.
How long has Dr. Gary D. Wikholm been practicing?
Dr. Wikholm graduated from medical school in 1981, 45 years ago.
What insurance does Dr. Gary D. Wikholm accept?
Dr. Wikholm is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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