Dr. John O. Collins, MD
- Medicare services, 2024
- 84
- Medicare patients, 2024
- 81
- Part D claims, 2024
- 2,716
- Hospital affiliations
- 3
- Industry payments
- $31,707
- Practice address
- 1720 W Orange Ave, Anaheim, CA 92804
- Practice phone
- Call (260) 267-6383
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
T-Med Services, Inc
Anaheim, California
Find Dr. Collins' 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. John O. Collins is a neurologist in Anaheim, California
Dr. Collins practices at T-Med Services, Inc in Anaheim, California.
Dr. Collins' NPI, 1003830399, was assigned on July 27, 2006. Dr. Collins graduated from University of Texas Southwestern Medical School at Dallas in 1993. Dr. Collins holds North Carolina license 2009-01357.
- NPI
- 1003830399NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789640681
- NPI enumeration date
- July 27, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (260) 267-6383
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John O. Collins practices at T-Med Services, Inc in Anaheim, California
Dr. Collins' primary practice is T-Med Services, Inc, at 1720 W Orange Ave, Anaheim, CA 92804 in Orange County. The practice phone is (260) 267-6383.
- T-Med Services, Inc1720 W Orange Ave, Anaheim, CA 92804 · Orange CountyPhone(260) 267-6383
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John O. Collins is affiliated with 6 sites of care and 6 medical groups
Dr. Collins' primary practice is T-Med Services, Inc in Anaheim, California. Dr. Collins is also affiliated with Parkview Regional Medical Center. The medical group on file is MetroHealth Professional Group. Dmand AI also links Dr. Collins to 2 more hospitals, 5 medical groups, 1 physician office and 1 group practice or clinic, 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. John O. Collins' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Collins practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| T-Med Services, Inc | Available with a free account |
| +5 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John O. Collins is one of 2,207 neurologists in California
Neurology is Dr. Collins' primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dmand AI has Dr. Collins' licenses on file in 3 states: North Carolina, Indiana and Ohio.
Specialties and state licenses
- Neurology, North CarolinaPrimary
- Indiana license
- Ohio license
Neurologists near Dr. Collins
Counts of neurologists 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. John O. Collins billed Medicare for 84 services in 2024
CMS data shows 84 Medicare services from Dr. Collins across 3 procedure codes in 2024, for 81 Medicare patients. Medicare paid $7,770 for them.
Dr. Collins' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1872024: 8455%
Where Dr. Collins' Medicare services took place, 2024
- In an office3643%
- In a facility4857%
Dr. Collins compared with the California median for neurologists, 2024
- Dr. Collins
- California median
- Medicare services
- 84vs 40479% below
- Medicare patients
- 81vs 19057% below
- Part D claims
- 2,477vs 3247.6 times
Medians across 1,995 neurologists in California with Dmand AI profiles that report each measure.
Dr. Collins' 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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Collins and other neurologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John O. Collins treated 81 Medicare patients in 2024, average age 69
CMS counts 81 Medicare patients who saw Dr. Collins in 2024. The largest group is under 65, with 25 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 46% are also on Medicaid. Their average risk score is 1.67, 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. Collins' median patient age at 63, with 51% women.
Dr. Collins' Medicare patients by age, 2024
Dr. Collins' Medicare patients by sex, 2024
- Women3543%
- Men4657%
Chronic conditions among Dr. Collins' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis52%
- Anxiety49%
- Diabetes48%
- Mood disorders38%
- Depression35%
- Stroke or TIA33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Collins' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women51%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John O. Collins wrote 2,716 Medicare Part D claims in 2024
In 2024, Dr. Collins wrote 2,716 Medicare Part D claims for 98 patients. 72% of them were for generic drugs. CMS names the drug for 2,477 of them, across 70 drugs with 11 or more claims each, at $3,561,299 in total drug cost. In 2023, CMS named 2,168 claims across 69 drugs.
Dr. Collins' Part D claims by kind of drug, 2024
- Generic1,953 claims72%
- Brand-name739 claims27%
- Other24 claims1%
Dr. Collins' 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. Collins' Part D claims, 2024
- Opioids0%11 of 2,716 claims
- Antipsychotics, patients 65 and over1%14 of 2,716 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: 2,1682024: 2,47714%
Drugs named by CMS: 70 in 2024, 69 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. John O. Collins takes part in Medicare
Dr. Collins 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. John O. Collins received $31,707 in industry payments from 2016 to 2025
CMS Open Payments shows 1,165 general payments to Dr. Collins from 54 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 72% of the total. Supernus Pharmaceuticals, Inc. paid the most, $4,088.
General payments to Dr. Collins by program year, 2016 to 2025
General payments to Dr. Collins by kind, 2016 to 2025
- Food and beverage$22,85272%
- Education speaker fees$3,50011%
- Travel and lodging$3,23210%
- Speaker and faculty fees$1,5515%
- Education$5722%
Companies that paid Dr. Collins 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. John O. Collins graduated from University of Texas Southwestern Medical School at Dallas
Dr. Collins graduated from University of Texas Southwestern Medical School at Dallas in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John O. Collins'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 |
| 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. John O. Collins
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. John O. Collins' NPI number?
Dr. John O. Collins' NPI number is 1003830399. It was assigned on July 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John O. Collins?
Dr. John O. Collins is a neurologist in Anaheim, California. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. John O. Collins practice?
Dr. Collins practices at 1720 W Orange Ave, Anaheim, CA 92804. Dr. Collins' primary practice is T-Med Services, Inc in Anaheim, California. Dmand AI also links Dr. Collins to 2 hospitals, 5 medical groups, 1 physician office and 1 group practice or clinic.
What is Dr. John O. Collins' office phone number?
The practice phone on file for Dr. Collins is (260) 267-6383.
What is Dr. John O. Collins' medical license number?
Dr. Collins holds North Carolina license 2009-01357, one of the licenses on file in 3 states.
Which states has Dr. John O. Collins been licensed in?
Dmand AI has state licenses on file for Dr. Collins in North Carolina, Indiana and Ohio.
Which hospitals is Dr. John O. Collins affiliated with?
Dr. Collins is affiliated with Parkview Regional Medical Center. Dmand AI links Dr. Collins to 2 more hospitals.
What medical group is Dr. John O. Collins part of?
Dr. Collins is linked to MetroHealth Professional Group. Dmand AI links Dr. Collins to 5 more medical groups.
Does Dr. John O. Collins accept Medicare?
Yes. CMS data shows Dr. Collins billed Medicare for 84 services in 2024, and Dr. Collins accepts Medicare assignment.
How many Medicare patients does Dr. John O. Collins see?
CMS counts 81 Medicare patients who saw Dr. Collins in 2024, with an average age of 69.
Show 5 more questionsShow fewer questions
What services does Dr. John O. Collins bill to Medicare?
In 2024, Dr. Collins' most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99222) and hospital inpatient care (99223).
Where did Dr. John O. Collins go to medical school?
Dr. Collins graduated from University of Texas Southwestern Medical School at Dallas in 1993.
What drugs does Dr. John O. Collins prescribe most?
In 2024 Medicare Part D data, Dr. Collins' most prescribed drugs by claims were Briviact, Lamotrigine and Lacosamide.
Has Dr. John O. Collins received payments from drug or device companies?
CMS Open Payments shows $31,707 in general payments to Dr. Collins from 54 companies from 2016 to 2025. The largest total came from Supernus Pharmaceuticals, Inc.
How long has Dr. John O. Collins been practicing?
Dr. Collins graduated from medical school in 1993, 33 years ago.
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