Dr. George Montgomery Oehlsen, DO
- Medicare services, 2024
- 12
- Medicare patients, 2024
- 27
- Part D claims, 2024
- 70
- Hospital affiliations
- 1
- Medical groups
- 2
- Practice address
- 1800 W Charleston Blvd, Las Vegas, NV 89102
- Practice phone
- Call (702) 383-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. George Montgomery Oehlsen is an internist in Las Vegas, Nevada
Dr. Oehlsen practices at University Medical Center in Las Vegas, Nevada, part of Clark County, NV.
Dr. Oehlsen's NPI, 1750328084, was assigned on June 2, 2006. Dr. Oehlsen holds Nevada license 706.
- NPI
- 1750328084NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002948189
- NPI enumeration date
- June 2, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (702) 383-2000
- 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 Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. George Montgomery Oehlsen practices at University Medical Center in Las Vegas, Nevada
Dr. Oehlsen's primary practice is University Medical Center, at 1800 W Charleston Blvd, Las Vegas, NV 89102 in Clark County. The practice phone is (702) 383-2000.
- University Medical Center1800 W Charleston Blvd, Las Vegas, NV 89102 · Clark CountyPhone(702) 383-2000
Source: Dmand AI Affiliation Data
Dr. George Montgomery Oehlsen is affiliated with 2 sites of care and 2 medical groups
Dr. Oehlsen's primary practice is University Medical Center in Las Vegas, Nevada, part of Clark County, NV. The medical group on file is University Medical Center of Southern Nevada (UMC). Dmand AI also links Dr. Oehlsen to 1 more group practice or clinic 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. George Montgomery Oehlsen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Oehlsen practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University Medical Center | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. George Montgomery Oehlsen is one of 1,019 internists in Nevada
Internal medicine is Dr. Oehlsen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Oehlsen is licensed in Nevada.
Specialties and state licenses
- Internal medicine, NevadaPrimary
Internists near Dr. Oehlsen
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. George Montgomery Oehlsen billed Medicare for 12 services in 2024
CMS data shows 12 Medicare services from Dr. Oehlsen across 1 procedure code in 2024, all of them office visits, for 27 Medicare patients. Medicare paid $414 for them. Every service was in an office.
Dr. Oehlsen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 152024: 1220%
Dr. Oehlsen compared with the Nevada median for internists, 2024
- Dr. Oehlsen
- Nevada median
- Medicare services
- 12vs 52098% below
- Medicare patients
- 27vs 19186% below
- Part D claims
- 30vs 36492% below
Medians across 935 internists in Nevada with Dmand AI profiles that report each measure.
Dr. Oehlsen'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. George Montgomery Oehlsen treated 27 Medicare patients in 2024, average age 67
CMS counts 27 Medicare patients who saw Dr. Oehlsen in 2024. The largest group is 65 to 74, with 15 patients. 67% of them have high cholesterol, and 59% have high blood pressure. Their average risk score is 0.95, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Oehlsen's median patient age at 46, with 56% women.
Dr. Oehlsen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Oehlsen's Medicare patients by sex, 2024
- Women1659%
- Men1141%
Chronic conditions among Dr. Oehlsen's Medicare patients, 2024
- High cholesterol67%
- High blood pressure59%
Share of Medicare patients with each condition. A patient can have several.
Dr. Oehlsen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 46
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. George Montgomery Oehlsen wrote 70 Medicare Part D claims in 2024
In 2024, Dr. Oehlsen wrote 70 Medicare Part D claims for 49 patients. 74% of them were for generic drugs. CMS names the drug for 30 of them, across 1 drug with 11 or more claims each, at $324 in total drug cost. In 2020, CMS named 228 claims across 8 drugs.
Dr. Oehlsen's Part D claims by kind of drug, 2024
- Generic52 claims74%
- Brand-name and other18 claims26%
Dr. Oehlsen's most prescribed drugs by claims, 2022
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. Oehlsen's Part D claims, 2024
- Antibiotics31%22 of 70 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, 2020 to 2022
- 2020
- 2022
- Claims for drugs CMS names
- 2020: 2282022: 3087%
Drugs named by CMS: 1 in 2022, 8 in 2020.
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. George Montgomery Oehlsen offers telehealth to Medicare patients
Dr. Oehlsen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Oehlsen as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Sources for Dr. George Montgomery Oehlsen'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) |
| 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. George Montgomery Oehlsen
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. George Montgomery Oehlsen's NPI number?
Dr. George Montgomery Oehlsen's NPI number is 1750328084. It was assigned on June 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. George Montgomery Oehlsen?
Dr. George Montgomery Oehlsen is an internist in Las Vegas, Nevada. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. George Montgomery Oehlsen practice?
Dr. Oehlsen practices at 1800 W Charleston Blvd, Las Vegas, NV 89102. Dr. Oehlsen's primary practice is University Medical Center in Las Vegas, Nevada, part of Clark County, NV. Dmand AI also links Dr. Oehlsen to 1 group practice or clinic and 1 medical group.
What is Dr. George Montgomery Oehlsen's office phone number?
The practice phone on file for Dr. Oehlsen is (702) 383-2000.
What is Dr. George Montgomery Oehlsen's medical license number?
Dr. Oehlsen holds Nevada license 706.
Which hospitals is Dr. George Montgomery Oehlsen affiliated with?
Dr. Oehlsen practices at University Medical Center in Las Vegas, Nevada.
What medical group is Dr. George Montgomery Oehlsen part of?
Dr. Oehlsen is linked to University Medical Center of Southern Nevada (UMC). Dmand AI links Dr. Oehlsen to 1 more medical group.
Does Dr. George Montgomery Oehlsen accept Medicare?
Yes. CMS data shows Dr. Oehlsen billed Medicare for 12 services in 2024, and Dr. Oehlsen accepts Medicare assignment.
Does Dr. George Montgomery Oehlsen offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Oehlsen as offering telehealth services.
How many Medicare patients does Dr. George Montgomery Oehlsen see?
CMS counts 27 Medicare patients who saw Dr. Oehlsen in 2024, with an average age of 67.
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What services does Dr. George Montgomery Oehlsen bill to Medicare?
In 2024, Dr. Oehlsen's most billed Medicare services were office visit, established patient (99213).
What drugs does Dr. George Montgomery Oehlsen prescribe most?
In 2022 Medicare Part D data, Dr. Oehlsen's most prescribed drugs by claims were Paxlovid (Eua).
How long has Dr. George Montgomery Oehlsen been practicing?
Dr. Oehlsen graduated from medical school in 1993, 33 years ago.
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