Dr. Mark Francis Olaf, DO
- Medicare services, 2024
- 386
- Medicare patients, 2024
- 368
- Part D claims, 2024
- 13
- Hospital affiliations
- 1
- Industry payments
- $63
- Practice address
- 100 North Academy Avenue, Danville, PA 17822
- Practice phone
- Call (570) 271-6211
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Mark Francis Olaf is an emergency medicine physician in Danville, Pennsylvania
Dr. Olaf practices at Geisinger Medical Center in Danville, Pennsylvania, part of Risant Health.
Dr. Olaf's NPI, 1407170087, was assigned on March 25, 2010. Dr. Olaf graduated from Philadelphia College of Osteopathic Medicine in 2010. Dr. Olaf holds Pennsylvania license OS016014.
- NPI
- 1407170087NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8123283710
- NPI enumeration date
- March 25, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (570) 271-6211
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Francis Olaf practices at Geisinger Medical Center in Danville, Pennsylvania
Dr. Olaf's primary practice is Geisinger Medical Center, at 100 North Academy Avenue, Danville, PA 17822 in Montour County. The practice phone is (570) 271-6211.
- Geisinger Medical Center100 North Academy Avenue, Danville, PA 17822 · Montour CountyPhone(570) 271-6211
Source: Dmand AI Affiliation Data
Dr. Mark Francis Olaf is affiliated with 1 site of care and 3 medical groups
Dr. Olaf's primary practice is Geisinger Medical Center in Danville, Pennsylvania, part of Risant Health. The medical group on file is Geisinger. Dmand AI also links Dr. Olaf to 2 more medical groups, 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. Mark Francis Olaf's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Olaf practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Geisinger Medical Center | Available with a free account |
| +2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Francis Olaf is one of 2,549 emergency medicine physicians in Pennsylvania
Emergency medicine is Dr. Olaf's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dmand AI has Dr. Olaf's licenses on file in 2 states: Pennsylvania and Maryland.
Specialties and state licenses
- Emergency medicine, PennsylvaniaPrimary
- Maryland license
Emergency medicine physicians near Dr. Olaf
Counts of emergency 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. Mark Francis Olaf billed Medicare for 386 services in 2024
CMS data shows 386 Medicare services from Dr. Olaf across 4 procedure codes in 2024, for 368 Medicare patients. Medicare paid $45,801 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Olaf's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3552024: 3869%
Dr. Olaf compared with the Pennsylvania median for emergency medicine physicians, 2024
- Dr. Olaf
- Pennsylvania median
- Medicare services
- 386vs 24359% above
- Medicare patients
- 368vs 23358% above
Medians across 2,501 emergency medicine physicians in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Olaf'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Olaf and other emergency medicine physicians in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Francis Olaf treated 368 Medicare patients in 2024, average age 73
CMS counts 368 Medicare patients who saw Dr. Olaf in 2024. The largest group is 65 to 74, with 113 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 37% are also on Medicaid. Their average risk score is 2.55, 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. Olaf's median patient age at 71, with 45% women.
Dr. Olaf's Medicare patients by age, 2024
Dr. Olaf's Medicare patients by sex, 2024
- Women18550%
- Men18350%
Chronic conditions among Dr. Olaf's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Mood disorders47%
- Chronic kidney disease46%
- Ischemic heart disease45%
- Arthritis44%
- Anxiety43%
- Diabetes42%
Share of Medicare patients with each condition. A patient can have several.
Dr. Olaf's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women45%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Francis Olaf wrote 13 Medicare Part D claims in 2024
In 2024, Dr. Olaf wrote 13 Medicare Part D claims. 92% of them were for generic drugs.
Dr. Olaf's Part D claims by kind of drug, 2024
- Generic12 claims92%
- Brand-name and other1 claims8%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Mark Francis Olaf takes part in Medicare
Dr. Olaf 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. Mark Francis Olaf received $63 in industry payments in 2023
CMS Open Payments shows 3 general payments to Dr. Olaf from 2 drug and device companies in 2023. Food and beverage make up the largest share, 100% of the total. Vapotherm Inc paid the most, $42.
Companies that paid Dr. Olaf the most, 2023 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark Francis Olaf graduated from Philadelphia College of Osteopathic Medicine
Dr. Olaf graduated from Philadelphia College of Osteopathic Medicine in 2010.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark Francis Olaf'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 (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. Mark Francis Olaf
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. Mark Francis Olaf's NPI number?
Dr. Mark Francis Olaf's NPI number is 1407170087. It was assigned on March 25, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Francis Olaf?
Dr. Mark Francis Olaf is an emergency medicine physician in Danville, Pennsylvania. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Mark Francis Olaf practice?
Dr. Olaf practices at 100 North Academy Avenue, Danville, PA 17822. Dr. Olaf's primary practice is Geisinger Medical Center in Danville, Pennsylvania, part of Risant Health. Dmand AI also links Dr. Olaf to 2 medical groups.
What is Dr. Mark Francis Olaf's office phone number?
The practice phone on file for Dr. Olaf is (570) 271-6211.
What is Dr. Mark Francis Olaf's medical license number?
Dr. Olaf holds Pennsylvania license OS016014, one of the licenses on file in 2 states.
Which states has Dr. Mark Francis Olaf been licensed in?
Dmand AI has state licenses on file for Dr. Olaf in Pennsylvania and Maryland.
Which hospitals is Dr. Mark Francis Olaf affiliated with?
Dr. Olaf practices at Geisinger Medical Center in Danville, Pennsylvania.
What medical group is Dr. Mark Francis Olaf part of?
Dr. Olaf is linked to Geisinger. Dmand AI links Dr. Olaf to 2 more medical groups.
Does Dr. Mark Francis Olaf accept Medicare?
Yes. CMS data shows Dr. Olaf billed Medicare for 386 services in 2024, and Dr. Olaf accepts Medicare assignment.
How many Medicare patients does Dr. Mark Francis Olaf see?
CMS counts 368 Medicare patients who saw Dr. Olaf in 2024, with an average age of 73.
Show 4 more questionsShow fewer questions
What services does Dr. Mark Francis Olaf bill to Medicare?
In 2024, Dr. Olaf's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and critical care (99291).
Where did Dr. Mark Francis Olaf go to medical school?
Dr. Olaf graduated from Philadelphia College of Osteopathic Medicine in 2010.
Has Dr. Mark Francis Olaf received payments from drug or device companies?
CMS Open Payments shows $63 in general payments to Dr. Olaf from 2 companies from 2023 to 2023. The largest total came from Vapotherm Inc.
How long has Dr. Mark Francis Olaf been practicing?
Dr. Olaf graduated from medical school in 2010, 16 years ago.
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