Dr. Mary V. Mustain, MD
- Medicare services, 2024
- 321
- Medicare patients, 2024
- 274
- Part D claims, 2024
- 129
- Hospital affiliations
- 1
- Industry payments
- $339
- Practice address
- 4300 West Memorial Road, Oklahoma City, OK 73120
- Practice phone
- Call (405) 755-1515
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Mustain'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. Mary V. Mustain is an emergency medicine physician in Oklahoma City, Oklahoma
Dr. Mustain practices at Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma, part of Mercy.
Dr. Mustain's NPI, 1235384355, was assigned on November 18, 2008. Dr. Mustain graduated from University of Mississippi School of Medicine in 2007. Dr. Mustain holds Oklahoma license 42757.
- NPI
- 1235384355NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527184860
- NPI enumeration date
- November 18, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (405) 755-1515
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mary V. Mustain practices at Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma
Dr. Mustain's primary practice is Mercy Hospital Oklahoma City, at 4300 West Memorial Road, Oklahoma City, OK 73120 in Oklahoma County. The practice phone is (405) 755-1515.
- Mercy Hospital Oklahoma City4300 West Memorial Road, Oklahoma City, OK 73120 · Oklahoma CountyPhone(405) 755-1515
Source: Dmand AI Affiliation Data
Dr. Mary V. Mustain is affiliated with 1 site of care and 6 medical groups
Dr. Mustain's primary practice is Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma, part of Mercy. The medical group on file is Mercy Clinic Oklahoma Communities. Dmand AI also links Dr. Mustain to 5 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. Mary V. Mustain's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mustain practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Hospital Oklahoma City | Available with a free account |
| +5 medical groups | 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 Mercy and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Mary V. Mustain is one of 695 emergency medicine physicians in Oklahoma
Emergency medicine is Dr. Mustain's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dmand AI has Dr. Mustain's licenses on file in 2 states: Oklahoma and Kentucky.
Specialties and state licenses
- Emergency medicine, OklahomaPrimary
- Kentucky license
Emergency medicine physicians near Dr. Mustain
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. Mary V. Mustain billed Medicare for 321 services in 2024
CMS data shows 321 Medicare services from Dr. Mustain across 4 procedure codes in 2024, for 274 Medicare patients. Medicare paid $33,580 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Mustain's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3282024: 26818%
- Tests and treatments
- 2023: 1372024: 5361%
Dr. Mustain compared with the Oklahoma median for emergency medicine physicians, 2024
- Dr. Mustain
- Oklahoma median
- Medicare services
- 321vs 324Close to median
- Medicare patients
- 274vs 2947% below
- Part D claims
- 43vs 8851% below
Medians across 669 emergency medicine physicians in Oklahoma with Dmand AI profiles that report each measure.
Dr. Mustain'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.
Need commercial claims for Dr. Mustain?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mustain and other emergency medicine physicians in Oklahoma.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mary V. Mustain treated 274 Medicare patients in 2024, average age 75
CMS counts 274 Medicare patients who saw Dr. Mustain in 2024. The largest group is 75 to 84, with 102 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 2.06, 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. Mustain's median patient age at 73, with 60% women.
Dr. Mustain's Medicare patients by age, 2024
Dr. Mustain's Medicare patients by sex, 2024
- Women16560%
- Men10940%
Chronic conditions among Dr. Mustain's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Ischemic heart disease52%
- Mood disorders45%
- Depression43%
- Chronic kidney disease42%
- Diabetes41%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mustain'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
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mary V. Mustain wrote 129 Medicare Part D claims in 2024
In 2024, Dr. Mustain wrote 129 Medicare Part D claims for 98 patients. 89% of them were for generic drugs. CMS names the drug for 43 of them, across 3 drugs with 11 or more claims each, at $446 in total drug cost. In 2023, CMS named 11 claims across 1 drug.
Dr. Mustain's Part D claims by kind of drug, 2024
- Generic115 claims89%
- Brand-name and other14 claims11%
Dr. Mustain'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. Mustain's Part D claims, 2024
- Opioids25%32 of 129 claims
- Antibiotics30%39 of 129 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: 112024: 43291%
Drugs named by CMS: 3 in 2024, 1 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. Mary V. Mustain takes part in Medicare
Dr. Mustain 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
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Mary V. Mustain received $339 in industry payments from 2019 to 2024
CMS Open Payments shows 8 general payments to Dr. Mustain from 4 drug and device companies from 2019 to 2024. Food and beverage make up the largest share, 100% of the total. Inari Medical, Inc. paid the most, $253.
General payments to Dr. Mustain by program year, 2019 to 2024
Companies that paid Dr. Mustain the most, 2019 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mary V. Mustain graduated from University of Mississippi School of Medicine
Dr. Mustain graduated from University of Mississippi School of Medicine in 2007.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mary V. Mustain'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) |
| 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. Mary V. Mustain
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. Mary V. Mustain's NPI number?
Dr. Mary V. Mustain's NPI number is 1235384355. It was assigned on November 18, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Mary V. Mustain?
Dr. Mary V. Mustain is an emergency medicine physician in Oklahoma City, Oklahoma. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Mary V. Mustain practice?
Dr. Mustain practices at 4300 West Memorial Road, Oklahoma City, OK 73120. Dr. Mustain's primary practice is Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma, part of Mercy. Dmand AI also links Dr. Mustain to 5 medical groups.
What is Dr. Mary V. Mustain's office phone number?
The practice phone on file for Dr. Mustain is (405) 755-1515.
What is Dr. Mary V. Mustain's medical license number?
Dr. Mustain holds Oklahoma license 42757, one of the licenses on file in 2 states.
Which states has Dr. Mary V. Mustain been licensed in?
Dmand AI has state licenses on file for Dr. Mustain in Oklahoma and Kentucky.
Which hospitals is Dr. Mary V. Mustain affiliated with?
Dr. Mustain practices at Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma.
What medical group is Dr. Mary V. Mustain part of?
Dr. Mustain is linked to Mercy Clinic Oklahoma Communities. Dmand AI links Dr. Mustain to 5 more medical groups.
Does Dr. Mary V. Mustain accept Medicare?
Yes. CMS data shows Dr. Mustain billed Medicare for 321 services in 2024, and Dr. Mustain accepts Medicare assignment.
How many Medicare patients does Dr. Mary V. Mustain see?
CMS counts 274 Medicare patients who saw Dr. Mustain in 2024, with an average age of 75.
Show 5 more questionsShow fewer questions
What services does Dr. Mary V. Mustain bill to Medicare?
In 2024, Dr. Mustain's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
Where did Dr. Mary V. Mustain go to medical school?
Dr. Mustain graduated from University of Mississippi School of Medicine in 2007.
What drugs does Dr. Mary V. Mustain prescribe most?
In 2024 Medicare Part D data, Dr. Mustain's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Oxycodone-Acetaminophen and Cefdinir.
Has Dr. Mary V. Mustain received payments from drug or device companies?
CMS Open Payments shows $339 in general payments to Dr. Mustain from 4 companies from 2019 to 2024. The largest total came from Inari Medical, Inc.
How long has Dr. Mary V. Mustain been practicing?
Dr. Mustain graduated from medical school in 2007, 19 years ago.
Selling to emergency medicine practices?
See emergency medicine physicians in Oklahoma by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card