Dr. Elizabeth Mazezka, DO
- Medicare services, 2024
- 224
- Medicare patients, 2024
- 76
- Part D claims, 2024
- 3,188
- MIPS score, 2024
- 95
- Hospital affiliations
- 2
- Practice address
- 150 Memorial Drive, Kingwood, WV 26537
- Practice phone
- Call (304) 329-1400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Mazezka's professional email, personal email and mobile number
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Dr. Elizabeth Mazezka is an internist in Kingwood, West Virginia
Dr. Mazezka practices at Vandalia Health Mon Preston Memorial Hospital in Kingwood, West Virginia, part of Vandalia Health.
Dr. Mazezka's NPI, 1861997033, was assigned on March 28, 2018. Dr. Mazezka graduated from West Virginia School of Osteopathic Medicine in 2018. Dr. Mazezka holds West Virginia license 4499.
- NPI
- 1861997033NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709134240
- NPI enumeration date
- March 28, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (304) 329-1400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Elizabeth Mazezka practices at Vandalia Health Mon Preston Memorial Hospital in Kingwood, West Virginia
Dr. Mazezka's primary practice is Vandalia Health Mon Preston Memorial Hospital, at 150 Memorial Drive, Kingwood, WV 26537 in Preston County. The practice phone is (304) 329-1400.
- Vandalia Health Mon Preston Memorial Hospital150 Memorial Drive, Kingwood, WV 26537 · Preston CountyPhone(304) 329-1400
Source: Dmand AI Affiliation Data
Dr. Elizabeth Mazezka is affiliated with 5 sites of care and 3 medical groups
Dr. Mazezka's primary practice is Vandalia Health Mon Preston Memorial Hospital in Kingwood, West Virginia, part of Vandalia Health. Dr. Mazezka is also affiliated with J.W. Ruby Memorial Hospital. The medical group on file is Vandalia Health Mon Preston Memorial Hospital. Dmand AI also links Dr. Mazezka to 2 more group practices and clinics, 2 medical groups and 1 home health agency, 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. Elizabeth Mazezka's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mazezka practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Vandalia Health Mon Preston Memorial Hospital | Available with a free account |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Elizabeth Mazezka is one of 718 internists in West Virginia
Internal medicine is Dr. Mazezka's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Mazezka's licenses on file in 2 states: West Virginia and Pennsylvania.
Specialties and state licenses
- Internal medicine, West VirginiaPrimary
- Pennsylvania license
Internists near Dr. Mazezka
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. Elizabeth Mazezka billed Medicare for 224 services in 2024
CMS data shows 224 Medicare services from Dr. Mazezka across 4 procedure codes in 2024, for 76 Medicare patients. Medicare paid $16,056 for them. Every service was in an office.
Dr. Mazezka's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1942024: 16614%
- Other services
- 2023: 132024: 58346%
Dr. Mazezka compared with the West Virginia median for internists, 2024
- Dr. Mazezka
- West Virginia median
- Medicare services
- 224vs 37240% below
- Medicare patients
- 76vs 17557% below
- Part D claims
- 2,683vs 19214.0 times
Medians across 682 internists in West Virginia with Dmand AI profiles that report each measure.
Dr. Mazezka'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. Elizabeth Mazezka treated 76 Medicare patients in 2024, average age 72
CMS counts 76 Medicare patients who saw Dr. Mazezka in 2024. The largest group is 65 to 74, with 37 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 1.12, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Mazezka's median patient age at 69, with 53% women.
Dr. Mazezka's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Mazezka's Medicare patients by sex, 2024
- Women5066%
- Men2634%
Chronic conditions among Dr. Mazezka's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Anxiety38%
- Ischemic heart disease38%
- Mood disorders33%
- Depression32%
- COPD25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mazezka's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women53%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Elizabeth Mazezka wrote 3,188 Medicare Part D claims in 2024
In 2024, Dr. Mazezka wrote 3,188 Medicare Part D claims for 307 patients. 83% of them were for generic drugs. CMS names the drug for 2,683 of them, across 72 drugs with 11 or more claims each, at $255,828 in total drug cost. In 2023, CMS named 1,260 claims across 44 drugs.
Dr. Mazezka's Part D claims by kind of drug, 2024
- Generic2,656 claims83%
- Brand-name520 claims16%
- Other12 claims0%
Dr. Mazezka'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. Mazezka's Part D claims, 2024
- Opioids0%11 of 3,188 claims
- Antibiotics1%43 of 3,188 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: 1,2602024: 2,683113%
Drugs named by CMS: 72 in 2024, 44 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
Dr. Elizabeth Mazezka scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Mazezka for performance year 2024, reported through an alternative payment model (APM). Dr. Mazezka accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Mazezka's MIPS scores, performance year 2024
- 95of 100Final score
- 79.9of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
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. Elizabeth Mazezka received $76 in industry payments in 2025
CMS Open Payments shows 4 general payments to Dr. Mazezka from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $76.
Companies that paid Dr. Mazezka the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Elizabeth Mazezka graduated from West Virginia School of Osteopathic Medicine
Dr. Mazezka graduated from West Virginia School of Osteopathic Medicine in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Elizabeth Mazezka'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)Clinician Public Reporting: Overall MIPS Performance (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. Elizabeth Mazezka
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. Elizabeth Mazezka's NPI number?
Dr. Elizabeth Mazezka's NPI number is 1861997033. It was assigned on March 28, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Elizabeth Mazezka?
Dr. Elizabeth Mazezka is an internist in Kingwood, West Virginia. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Elizabeth Mazezka practice?
Dr. Mazezka practices at 150 Memorial Drive, Kingwood, WV 26537. Dr. Mazezka's primary practice is Vandalia Health Mon Preston Memorial Hospital in Kingwood, West Virginia, part of Vandalia Health. Dmand AI also links Dr. Mazezka to 2 group practices and clinics, 2 medical groups and 1 home health agency.
What is Dr. Elizabeth Mazezka's office phone number?
The practice phone on file for Dr. Mazezka is (304) 329-1400.
What is Dr. Elizabeth Mazezka's medical license number?
Dr. Mazezka holds West Virginia license 4499, one of the licenses on file in 2 states.
Which states has Dr. Elizabeth Mazezka been licensed in?
Dmand AI has state licenses on file for Dr. Mazezka in West Virginia and Pennsylvania.
Which hospitals is Dr. Elizabeth Mazezka affiliated with?
Dr. Mazezka practices at Vandalia Health Mon Preston Memorial Hospital in Kingwood, West Virginia. Dr. Mazezka is also affiliated with J.W. Ruby Memorial Hospital.
What medical group is Dr. Elizabeth Mazezka part of?
Dr. Mazezka is linked to Vandalia Health Mon Preston Memorial Hospital. Dmand AI links Dr. Mazezka to 2 more medical groups.
Does Dr. Elizabeth Mazezka accept Medicare?
Yes. CMS data shows Dr. Mazezka billed Medicare for 224 services in 2024, and Dr. Mazezka accepts Medicare assignment.
What is Dr. Elizabeth Mazezka's MIPS score?
Dr. Mazezka's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).
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How many Medicare patients does Dr. Elizabeth Mazezka see?
CMS counts 76 Medicare patients who saw Dr. Mazezka in 2024, with an average age of 72.
What services does Dr. Elizabeth Mazezka bill to Medicare?
In 2024, Dr. Mazezka's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G2211).
Where did Dr. Elizabeth Mazezka go to medical school?
Dr. Mazezka graduated from West Virginia School of Osteopathic Medicine in 2018.
What drugs does Dr. Elizabeth Mazezka prescribe most?
In 2024 Medicare Part D data, Dr. Mazezka's most prescribed drugs by claims were Atorvastatin Calcium, Gabapentin and Levothyroxine Sodium.
Has Dr. Elizabeth Mazezka received payments from drug or device companies?
CMS Open Payments shows $76 in general payments to Dr. Mazezka from 1 company from 2025 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Elizabeth Mazezka been practicing?
Dr. Mazezka graduated from medical school in 2018, 8 years ago.
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