Dr. Olga Mallett Chrisman, DO

  • Loris, SC
  • Anesthesiologist
NPI1881120764PAC ID9133499643
Medicare services, 2024
1,361
Medicare patients, 2024
343
Part D claims, 2024
304
Publications
2
MIPS score, 2024
75
Practice address
3655 Mitchell Street, Loris, SC 29569
Practice phone
Call (843) 716-7000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

McLeod Health Loris

Hospital · Loris, South Carolina

See all 9 affiliations

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Dr. Olga Mallett Chrisman is an anesthesiologist in Loris, South Carolina

Dr. Chrisman practices at McLeod Health Loris in Loris, South Carolina, part of McLeod Health.

Dr. Chrisman's NPI, 1881120764, was assigned on May 11, 2017. Dr. Chrisman graduated from Rocky Vista University College of Osteopathic Med in 2017. Dr. Chrisman holds Utah license 12215780-1204.

NPI and contact details
Medicare PAC ID
9133499643
NPI enumeration date
May 11, 2017
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(843) 716-7000
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
35
Medical school graduation
2017

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Olga Mallett Chrisman practices at McLeod Health Loris in Loris, South Carolina

Dr. Chrisman's primary practice is McLeod Health Loris, at 3655 Mitchell Street, Loris, SC 29569 in Horry County. The practice phone is (843) 716-7000.

  • McLeod Health Loris
    3655 Mitchell Street, Loris, SC 29569 · Horry CountyPhone(843) 716-7000

Source: Dmand AI Affiliation Data

Dr. Olga Mallett Chrisman is affiliated with 6 sites of care and 3 medical groups

Dr. Chrisman's primary practice is McLeod Health Loris in Loris, South Carolina, part of McLeod Health. Dr. Chrisman is also affiliated with McLeod Regional Medical Center Florence. The medical group on file is McLeod Physician Associates. Dmand AI also links Dr. Chrisman to 2 more hospitals, 2 medical groups, 1 group practice or clinic and 1 hospice, each named with a free account.

See all 9 affiliations for Dr. Chrisman

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Olga Mallett Chrisman's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chrisman practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
McLeod Health LorisAvailable with a free account
+5 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Olga Mallett Chrisman is one of 626 anesthesiologists in South Carolina

Anesthesiology is Dr. Chrisman's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Chrisman is licensed in Utah.

Specialties and state licenses

  • Anesthesiology, UtahPrimaryLicense 12215780-1204 · taxonomy 207L00000X

Anesthesiologists near Dr. Chrisman

Counts of anesthesiologists 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. Olga Mallett Chrisman billed Medicare for 1,361 services in 2024

CMS data shows 1,361 Medicare services from Dr. Chrisman across 18 procedure codes in 2024, for 343 Medicare patients. Medicare paid $87,018 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 20241,361
Medicare patients343
Paid by Medicare$87,018
Procedure codes18

Dr. Chrisman's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Surgery
2023: 6152024: 67910%
Office and hospital visits
2023: 7082024: 46634%
Other services
2023: 02024: 149
Imaging
2023: 432024: 5221%
Tests and treatments
2023: 212024: 1529%

Dr. Chrisman compared with the South Carolina median for anesthesiologists, 2024

  • Dr. Chrisman
  • South Carolina median
Medicare services
1,361vs 2006.8 times
Medicare patients
343vs 28222% above
Part D claims
189vs 277.0 times

Medians across 637 anesthesiologists in South Carolina with Dmand AI profiles that report each measure.

Dr. Chrisman'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.

See all procedures by Dr. Chrisman

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Olga Mallett Chrisman treated 343 Medicare patients in 2024, average age 74

CMS counts 343 Medicare patients who saw Dr. Chrisman in 2024. The largest group is 65 to 74, with 156 patients. 75% of them have arthritis, and 75% have high blood pressure. 5% are also on Medicaid. Their average risk score is 1.23, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Chrisman's median patient age at 73, with 59% women.

Medicare patients, 2024343
Average age74
Average risk score1.23
Also on Medicaid5%

Dr. Chrisman's Medicare patients by age, 2024

Dr. Chrisman's Medicare patients by sex, 2024

  • Women19757%
  • Men14643%

Chronic conditions among Dr. Chrisman's Medicare patients, 2024

  1. Arthritis75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Anxiety31%
  5. Diabetes30%
  6. Mood disorders29%
  7. Depression28%
  8. Ischemic heart disease26%

Share of Medicare patients with each condition. A patient can have several.

Dr. Chrisman's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 73

Patient panel by sex, all payers

  • Women59%
  • Men41%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Olga Mallett Chrisman wrote 304 Medicare Part D claims in 2024

In 2024, Dr. Chrisman wrote 304 Medicare Part D claims for 103 patients. 98% of them were for generic drugs. CMS names the drug for 189 of them, across 7 drugs with 11 or more claims each, at $3,387 in total drug cost. In 2023, CMS named 314 claims across 8 drugs.

Part D claims, 2024304
Drugs named by CMS7
Total drug cost$3,387
Part D patients103

Dr. Chrisman's Part D claims by kind of drug, 2024

  • Generic298 claims98%
  • Brand-name and other6 claims2%

Dr. Chrisman'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. Chrisman's Part D claims, 2024

  • Opioids38%114 of 304 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: 3142024: 18940%

Drugs named by CMS: 7 in 2024, 8 in 2023.

See all prescribing by Dr. Chrisman

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. Olga Mallett Chrisman scored 75 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Chrisman for performance year 2024, reported as part of a group. Dr. Chrisman accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes
MIPS final score, 2024
75 of 100

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Olga Mallett Chrisman has 2 publications on record

Dmand AI links 2 papers to Dr. Chrisman, published from 2019 to 2022. Dr. Chrisman's most frequent co-authors are Shane Edward Brogan, MD, Michelle Alexandra Ge, MD and Nadia Hernandez, MD.

Papers2
Years published2019 to 2022

Dr. Chrisman's most frequent co-authors

Recent publications by Dr. Chrisman

See all 2 publications and co-authors

See who Dr. Chrisman researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chrisman works with, so you can find a warm path to the right anesthesiologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Olga Mallett Chrisman received $4,516 in industry payments from 2021 to 2025

CMS Open Payments shows 95 general payments to Dr. Chrisman from 21 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 81% of the total. Medtronic, Inc. paid the most, $1,588.

General payments to Dr. Chrisman by program year, 2021 to 2025

General payments to Dr. Chrisman by kind, 2021 to 2025

$4.5Kin total
  • Food and beverage$3,63681%
  • Travel and lodging$86119%
  • Education$190%

Companies that paid Dr. Chrisman the most, 2021 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Chrisman

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Olga Mallett Chrisman graduated from Rocky Vista University College of Osteopathic Med

Dr. Chrisman graduated from Rocky Vista University College of Osteopathic Med in 2017.

  1. Medical schoolRocky Vista University College of Osteopathic Med

Source: Dmand AI Professional Profile Data

Sources for Dr. Olga Mallett Chrisman's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Olga Mallett Chrisman

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. Olga Mallett Chrisman's NPI number?

Dr. Olga Mallett Chrisman's NPI number is 1881120764. It was assigned on May 11, 2017, and it is active in the NPI Registry.

What kind of doctor is Dr. Olga Mallett Chrisman?

Dr. Olga Mallett Chrisman is an anesthesiologist in Loris, South Carolina. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).

Where does Dr. Olga Mallett Chrisman practice?

Dr. Chrisman practices at 3655 Mitchell Street, Loris, SC 29569. Dr. Chrisman's primary practice is McLeod Health Loris in Loris, South Carolina, part of McLeod Health. Dmand AI also links Dr. Chrisman to 2 hospitals, 2 medical groups, 1 group practice or clinic and 1 hospice.

What is Dr. Olga Mallett Chrisman's office phone number?

The practice phone on file for Dr. Chrisman is (843) 716-7000.

What is Dr. Olga Mallett Chrisman's medical license number?

Dr. Chrisman holds Utah license 12215780-1204.

Which hospitals is Dr. Olga Mallett Chrisman affiliated with?

Dr. Chrisman practices at McLeod Health Loris in Loris, South Carolina. Dr. Chrisman is also affiliated with McLeod Regional Medical Center Florence. Dmand AI links Dr. Chrisman to 2 more hospitals.

What medical group is Dr. Olga Mallett Chrisman part of?

Dr. Chrisman is linked to McLeod Physician Associates. Dmand AI links Dr. Chrisman to 2 more medical groups.

Does Dr. Olga Mallett Chrisman accept Medicare?

Yes. CMS data shows Dr. Chrisman billed Medicare for 1,361 services in 2024, and Dr. Chrisman accepts Medicare assignment.

What is Dr. Olga Mallett Chrisman's MIPS score?

Dr. Chrisman's MIPS final score for performance year 2024 is 75 out of 100, reported as part of a group.

How many Medicare patients does Dr. Olga Mallett Chrisman see?

CMS counts 343 Medicare patients who saw Dr. Chrisman in 2024, with an average age of 74.

Show 7 more questionsShow fewer questions

What services does Dr. Olga Mallett Chrisman bill to Medicare?

In 2024, Dr. Chrisman's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and office visit, new patient (99204).

Where did Dr. Olga Mallett Chrisman go to medical school?

Dr. Chrisman graduated from Rocky Vista University College of Osteopathic Med in 2017.

What drugs does Dr. Olga Mallett Chrisman prescribe most?

In 2024 Medicare Part D data, Dr. Chrisman's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Gabapentin and Pregabalin.

Has Dr. Olga Mallett Chrisman received payments from drug or device companies?

CMS Open Payments shows $4,516 in general payments to Dr. Chrisman from 21 companies from 2021 to 2025. The largest total came from Medtronic, Inc.

How long has Dr. Olga Mallett Chrisman been practicing?

Dr. Chrisman graduated from medical school in 2017, 9 years ago.

Does Dr. Olga Mallett Chrisman do research?

Dmand AI links 2 publications to Dr. Chrisman, published from 2019 to 2022.

Who does Dr. Olga Mallett Chrisman publish with?

Dr. Chrisman's most frequent co-authors are Shane Edward Brogan, MD (1 shared paper), Michelle Alexandra Ge, MD (1 shared paper) and Nadia Hernandez, MD (1 shared paper).

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