Dr. John R. Smithson Jr., MD
- Medicare services, 2023
- 537
- Part D claims, 2024
- 17
- Hospital affiliations
- 5
- Industry payments
- $641
- Medical groups
- 2
- Practice address
- 1923 South Utica Avenue, Tulsa, OK 74104
- Practice phone
- Call (918) 744-2296
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Smithson'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. John R. Smithson Jr. is a neurosurgeon in Tulsa, Oklahoma
Dr. Smithson practices at Ascension St. John Medical Center in Tulsa, Oklahoma, part of Ascension Health Alliance.
Dr. Smithson's NPI, 1669465811, was assigned on August 23, 2005. Dr. Smithson graduated from University of Oklahoma College of Medicine in 1976. Dr. Smithson holds Oklahoma license 11399.
- NPI
- 1669465811NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2961311741
- NPI enumeration date
- August 23, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (918) 744-2296
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 76
- Medical school graduation
- 1976
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John R. Smithson Jr. practices at Ascension St. John Medical Center in Tulsa, Oklahoma
Dr. Smithson's primary practice is Ascension St. John Medical Center, at 1923 South Utica Avenue, Tulsa, OK 74104 in Tulsa County. The practice phone is (918) 744-2296.
- Ascension St. John Medical Center1923 South Utica Avenue, Tulsa, OK 74104 · Tulsa CountyPhone(918) 744-2296
Source: Dmand AI Affiliation Data
Dr. John R. Smithson Jr. is affiliated with 7 sites of care and 2 medical groups
Dr. Smithson's primary practice is Ascension St. John Medical Center in Tulsa, Oklahoma, part of Ascension Health Alliance. Dr. Smithson is also affiliated with Hillcrest Medical Center. The medical group on file is Ascension St. John. Dmand AI also links Dr. Smithson to 3 more hospitals, 1 group practice or clinic, 1 urgent care center and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John R. Smithson Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Smithson practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ascension St. John Medical Center | Available with a free account |
| +6 more sites and 1 medical group | 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 Ascension Health Alliance and 6.2K+ hospitals, with verified contacts in the same login.
Dr. John R. Smithson Jr. is one of 98 neurosurgeons in Oklahoma
Neurological surgery is Dr. Smithson's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Smithson is licensed in Oklahoma.
Specialties and state licenses
- Neurological surgery, OklahomaPrimary
Neurosurgeons near Dr. Smithson
Counts of neurosurgeons 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 R. Smithson Jr. billed Medicare for 537 services in 2023
CMS data shows 537 Medicare services from Dr. Smithson across 8 procedure codes in 2023. Medicare paid $14,748 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Smithson's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Other services
- 2022: 7312023: 28361%
- Tests and treatments
- 2022: 4432023: 25443%
Dr. Smithson compared with the Oklahoma median for neurosurgeons, 2023
- Dr. Smithson
- Oklahoma median
- Medicare services
- 537vs 40433% above
Medians across 82 neurosurgeons in Oklahoma with Dmand AI profiles that report each measure.
Dr. Smithson'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. Smithson?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Smithson and other neurosurgeons in Oklahoma.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John R. Smithson Jr.'s patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Dr. Smithson's median patient age at 63, with 55% women.
Dr. Smithson's 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
- Women55%
- Men43%
Source: Dmand AI Patient Panel Data
Dr. John R. Smithson Jr. wrote 17 Medicare Part D claims in 2024
In 2024, Dr. Smithson wrote 17 Medicare Part D claims. 100% of them were for generic drugs.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. John R. Smithson Jr. takes part in Medicare
Dr. Smithson 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
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Dr. John R. Smithson Jr. received $641 in industry payments from 2016 to 2019
CMS Open Payments shows 6 general payments to Dr. Smithson from 4 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. Alphatec Spine, Inc paid the most, $266.
General payments to Dr. Smithson by program year, 2016 to 2019
Companies that paid Dr. Smithson the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John R. Smithson Jr. graduated from University of Oklahoma College of Medicine
Dr. Smithson graduated from University of Oklahoma College of Medicine in 1976.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John R. Smithson Jr.'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 Data |
| Part D prescribing | 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 R. Smithson Jr.
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 R. Smithson Jr.'s NPI number?
Dr. John R. Smithson Jr.'s NPI number is 1669465811. It was assigned on August 23, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John R. Smithson Jr.?
Dr. John R. Smithson Jr. is a neurosurgeon in Tulsa, Oklahoma. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).
Where does Dr. John R. Smithson Jr. practice?
Dr. Smithson practices at 1923 South Utica Avenue, Tulsa, OK 74104. Dr. Smithson's primary practice is Ascension St. John Medical Center in Tulsa, Oklahoma, part of Ascension Health Alliance. Dmand AI also links Dr. Smithson to 3 hospitals, 1 group practice or clinic, 1 urgent care center and 1 medical group.
What is Dr. John R. Smithson Jr.'s office phone number?
The practice phone on file for Dr. Smithson is (918) 744-2296.
What is Dr. John R. Smithson Jr.'s medical license number?
Dr. Smithson holds Oklahoma license 11399.
Which hospitals is Dr. John R. Smithson Jr. affiliated with?
Dr. Smithson practices at Ascension St. John Medical Center in Tulsa, Oklahoma. Dr. Smithson is also affiliated with Hillcrest Medical Center. Dmand AI links Dr. Smithson to 3 more hospitals.
What medical group is Dr. John R. Smithson Jr. part of?
Dr. Smithson is linked to Ascension St. John. Dmand AI links Dr. Smithson to 1 more medical group.
Does Dr. John R. Smithson Jr. accept Medicare?
Yes. CMS data shows Dr. Smithson billed Medicare for 537 services in 2023, and Dr. Smithson accepts Medicare assignment.
What services does Dr. John R. Smithson Jr. bill to Medicare?
In 2023, Dr. Smithson's most billed Medicare services were medicare service (G0453), nerve and brain test (95870) and nerve and brain test (95938).
Where did Dr. John R. Smithson Jr. go to medical school?
Dr. Smithson graduated from University of Oklahoma College of Medicine in 1976.
Has Dr. John R. Smithson Jr. received payments from drug or device companies?
CMS Open Payments shows $641 in general payments to Dr. Smithson from 4 companies from 2016 to 2019. The largest total came from Alphatec Spine, Inc.
How long has Dr. John R. Smithson Jr. been practicing?
Dr. Smithson graduated from medical school in 1976, 50 years ago.
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