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Dr. Vivian Pham, DO
NPI1134703762PAC ID8325440563
- Medicare services, 2024
- 218
- Medicare patients, 2024
- 99
- Part D claims, 2024
- 145
- Publications
- 2
- MIPS score, 2024
- 98
- 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. Pham'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. Vivian Pham is an internist in Oklahoma City, Oklahoma
Dr. Pham practices at Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma, part of Mercy.
Dr. Pham's NPI, 1134703762, was assigned on May 10, 2021. Dr. Pham graduated from Oklahoma State University College of Osteopathic Medicine in 2021. Dr. Pham holds Oklahoma license 7806.
NPI and contact details
- NPI
- 1134703762NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325440563
- NPI enumeration date
- May 10, 2021
- 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
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Vivian Pham practices at Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma
Dr. Pham'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. Vivian Pham is affiliated with 4 sites of care and 2 medical groups
Dr. Pham's primary practice is Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma, part of Mercy. Dr. Pham is also affiliated with Oklahoma Heart Hospital North. The medical group on file is Mercy Clinic Oklahoma Communities. Dmand AI also links Dr. Pham to 1 more hospital, 1 hospice and 1 medical group, each named with a free account.
Oklahoma Heart Hospital NorthMercy Clinic Oklahoma Communities1 hospitalName with a free account1 hospiceName with a free account1 medical groupName with a free account
See all 6 affiliations for Dr. PhamSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Vivian Pham's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Pham practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Hospital Oklahoma City | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Vivian Pham is one of 1,018 internists in Oklahoma
Internal medicine is Dr. Pham's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Pham is licensed in Oklahoma.
Specialties and state licenses
- Internal medicine, OklahomaPrimary
Internists near Dr. Pham
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
1,018internists in Oklahoma379internists in Oklahoma City54internists at Mercy Hospital Oklahoma City
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Vivian Pham billed Medicare for 218 services in 2024
CMS data shows 218 Medicare services from Dr. Pham across 6 procedure codes in 2024, for 99 Medicare patients. Medicare paid $16,836 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024218
Medicare patients99
Paid by Medicare$16,836
Procedure codes6
Dr. Pham compared with the Oklahoma median for internists, 2024
- Dr. Pham
- Oklahoma median
- Medicare services
- 218vs 63666% below
- Medicare patients
- 99vs 24359% below
- Part D claims
- 12vs 28296% below
Medians across 969 internists in Oklahoma with Dmand AI profiles that report each measure.
Dr. Pham'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. Pham and other internists in Oklahoma.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Vivian Pham treated 99 Medicare patients in 2024, average age 76
CMS counts 99 Medicare patients who saw Dr. Pham in 2024. The largest group is 65 to 74, with 34 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 2.29, 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. Pham's median patient age at 76, with 59% women.
Medicare patients, 202499
Average age76
Average risk score2.29
Also on Medicaid13%
Dr. Pham's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Pham's Medicare patients by sex, 2024
- Women5455%
- Men4545%
Chronic conditions among Dr. Pham's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Chronic kidney disease58%
- Ischemic heart disease54%
- Diabetes51%
- COPD49%
- Mood disorders46%
Share of Medicare patients with each condition. A patient can have several.
Dr. Pham's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
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. Vivian Pham wrote 145 Medicare Part D claims in 2024
In 2024, Dr. Pham wrote 145 Medicare Part D claims for 52 patients. 88% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $31 in total drug cost. In 2023, CMS named 11 claims across 1 drug.
Part D claims, 2024145
Drugs named by CMS1
Total drug cost$31
Part D patients52
Dr. Pham's Part D claims by kind of drug, 2024
- Generic127 claims88%
- Brand-name18 claims12%
Dr. Pham'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. Pham's Part D claims, 2024
- Opioids8%12 of 145 claims
- Antibiotics21%31 of 145 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: 129%
Drugs named by CMS: 1 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
Dr. Vivian Pham scored 98 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 98 out of 100 for Dr. Pham for performance year 2024, reported through an alternative payment model (APM). Dr. Pham accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Pham's MIPS scores, performance year 2024
- 98of 100Final score
- 88.1of 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. Vivian Pham has 2 publications on record
Dmand AI links 2 papers to Dr. Pham, published from 2018 to 2024. Dr. Pham's most frequent co-authors are Tyler Matthew Foley, MD, Chloe Tandis Hlas, MD and Nicholas M. Mohr, MD.
Papers2
Years published2018 to 2024
Dr. Pham's most frequent co-authors
- Tyler Matthew Foley, MD1 shared paper
- Chloe Tandis Hlas, MD1 shared paper
- Nicholas M. Mohr, MD1 shared paper
Recent publications by Dr. Pham
ArabidopsisArabidopsis ProteinsBacterial Proteins
See who Dr. Pham researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Pham works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Vivian Pham received $136 in industry payments from 2022 to 2025
CMS Open Payments shows 2 general payments to Dr. Pham from 2 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 100% of the total. Boehringer Ingelheim Pharmaceuticals, Inc. paid the most, $115.
General payments to Dr. Pham by program year, 2022 to 2025
Companies that paid Dr. Pham the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Vivian Pham graduated from Oklahoma State University College of Osteopathic Medicine
Dr. Pham graduated from Oklahoma State University College of Osteopathic Medicine in 2021.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Vivian Pham'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Vivian Pham
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. Vivian Pham's NPI number?
Dr. Vivian Pham's NPI number is 1134703762. It was assigned on May 10, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Vivian Pham?
Dr. Vivian Pham is an internist in Oklahoma City, Oklahoma. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Vivian Pham practice?
Dr. Pham practices at 4300 West Memorial Road, Oklahoma City, OK 73120. Dr. Pham's primary practice is Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma, part of Mercy. Dmand AI also links Dr. Pham to 1 hospital, 1 hospice and 1 medical group.
What is Dr. Vivian Pham's office phone number?
The practice phone on file for Dr. Pham is (405) 755-1515.
What is Dr. Vivian Pham's medical license number?
Dr. Pham holds Oklahoma license 7806.
Which hospitals is Dr. Vivian Pham affiliated with?
Dr. Pham practices at Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma. Dr. Pham is also affiliated with Oklahoma Heart Hospital North. Dmand AI links Dr. Pham to 1 more hospital.
What medical group is Dr. Vivian Pham part of?
Dr. Pham is linked to Mercy Clinic Oklahoma Communities. Dmand AI links Dr. Pham to 1 more medical group.
Does Dr. Vivian Pham accept Medicare?
Yes. CMS data shows Dr. Pham billed Medicare for 218 services in 2024, and Dr. Pham accepts Medicare assignment.
What is Dr. Vivian Pham's MIPS score?
Dr. Pham's MIPS final score for performance year 2024 is 98 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Vivian Pham see?
CMS counts 99 Medicare patients who saw Dr. Pham in 2024, with an average age of 76.
Show 7 more questionsShow fewer questions
What services does Dr. Vivian Pham bill to Medicare?
In 2024, Dr. Pham's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99238).
Where did Dr. Vivian Pham go to medical school?
Dr. Pham graduated from Oklahoma State University College of Osteopathic Medicine in 2021.
What drugs does Dr. Vivian Pham prescribe most?
In 2024 Medicare Part D data, Dr. Pham's most prescribed drugs by claims were Prednisone.
Has Dr. Vivian Pham received payments from drug or device companies?
CMS Open Payments shows $136 in general payments to Dr. Pham from 2 companies from 2022 to 2025. The largest total came from Boehringer Ingelheim Pharmaceuticals, Inc.
How long has Dr. Vivian Pham been practicing?
Dr. Pham graduated from medical school in 2021, 5 years ago.
Does Dr. Vivian Pham do research?
Dmand AI links 2 publications to Dr. Pham, published from 2018 to 2024.
Who does Dr. Vivian Pham publish with?
Dr. Pham's most frequent co-authors are Tyler Matthew Foley, MD (1 shared paper), Chloe Tandis Hlas, MD (1 shared paper) and Nicholas M. Mohr, MD (1 shared paper).
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