Dr. Chizoba C. Obi, MD
- Medicare services, 2024
- 962
- Medicare patients, 2024
- 138
- Part D claims, 2024
- 1,034
- Publications
- 3
- Hospital affiliations
- 3
- Practice address
- 2110 E Villa Maria Rd, Bryan, TX 77802
- Practice phone
- Call (979) 822-4613
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
U.S. Renal Care Bryan Dialysis
Bryan, Texas
Find Dr. Obi'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. Chizoba C. Obi is a nephrologist in Bryan, Texas
Dr. Obi practices at U.S. Renal Care Bryan Dialysis in Bryan, Texas.
Dr. Obi's NPI, 1376708222, was assigned on July 21, 2008. Dr. Obi graduated from University of Nigeria Faculty of Medicine in 2000. Dr. Obi holds Texas license P9423.
- NPI
- 1376708222NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1254501257
- NPI enumeration date
- July 21, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (979) 822-4613
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Chizoba C. Obi practices at U.S. Renal Care Bryan Dialysis in Bryan, Texas
Dr. Obi's primary practice is U.S. Renal Care Bryan Dialysis, at 2110 E Villa Maria Rd, Bryan, TX 77802 in Brazos County. The practice phone is (979) 822-4613.
- U.S. Renal Care Bryan Dialysis2110 E Villa Maria Rd, Bryan, TX 77802 · Brazos CountyPhone(979) 822-4613
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Chizoba C. Obi is affiliated with 6 sites of care
Dr. Obi's primary practice is U.S. Renal Care Bryan Dialysis in Bryan, Texas. Dr. Obi is also affiliated with St. Joseph Health Regional Hospital. Dmand AI also links Dr. Obi to 2 more hospitals, 1 dialysis center and 1 physician office, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Chizoba C. Obi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Obi practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| U.S. Renal Care Bryan Dialysis | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Chizoba C. Obi is one of 1,045 nephrologists in Texas
Nephrology is Dr. Obi's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Obi is board certified in internal medicine by the American Board of Internal Medicine. Dr. Obi is licensed in Texas.
Specialties and state licenses
- Nephrology, TexasPrimary
Clinical focus
Dmand AI lists acute kidney failure, bladder disease, chronic anemia, chronic diabetes, chronic hypertension, chronic kidney disease, fluid and electrolyte imbalances and heart failure among the conditions Dr. Obi treats.
Nephrologists near Dr. Obi
Counts of nephrologists 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. Chizoba C. Obi billed Medicare for 962 services in 2024
CMS data shows 962 Medicare services from Dr. Obi across 10 procedure codes in 2024, for 138 Medicare patients. Medicare paid $65,065 for them.
Dr. Obi's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,1142024: 66440%
- Surgery
- 2023: 1312024: 1282%
- Lab and pathology
- 2023: 1062024: 1148%
- Other services
- 2023: 02024: 56
- Tests and treatments
- 2023: 232024: 0100%
Where Dr. Obi's Medicare services took place, 2024
- In an office49451%
- In a facility46849%
Dr. Obi compared with the Texas median for nephrologists, 2024
- Dr. Obi
- Texas median
- Medicare services
- 962vs 1,0488% below
- Medicare patients
- 138vs 27750% below
- Part D claims
- 891vs 75818% above
Medians across 1,017 nephrologists in Texas with Dmand AI profiles that report each measure.
Dr. Obi'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. Obi?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Obi and other nephrologists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Chizoba C. Obi treated 138 Medicare patients in 2024, average age 74
CMS counts 138 Medicare patients who saw Dr. Obi in 2024. The largest group is 65 to 74, with 50 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 27% are also on Medicaid. Their average risk score is 3.13, 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. Obi's median patient age at 72, with 45% women.
Dr. Obi's Medicare patients by age, 2024
Dr. Obi's Medicare patients by sex, 2024
- Women6346%
- Men7554%
Chronic conditions among Dr. Obi's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Heart failure60%
- Diabetes56%
- Ischemic heart disease50%
- Arthritis46%
- Atrial fibrillation39%
Share of Medicare patients with each condition. A patient can have several.
Dr. Obi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women45%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Chizoba C. Obi wrote 1,034 Medicare Part D claims in 2024
In 2024, Dr. Obi wrote 1,034 Medicare Part D claims for 136 patients. 74% of them were for generic drugs. CMS names the drug for 891 of them, across 19 drugs with 11 or more claims each, at $184,677 in total drug cost. In 2023, CMS named 805 claims across 20 drugs.
Dr. Obi's Part D claims by kind of drug, 2024
- Generic766 claims74%
- Brand-name268 claims26%
Dr. Obi'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 8052024: 89111%
Drugs named by CMS: 19 in 2024, 20 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. Chizoba C. Obi takes part in Medicare
Dr. Obi 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. Chizoba C. Obi has 3 publications on record
Dmand AI links 3 papers to Dr. Obi, published from 2019 to 2022. Dr. Obi's most frequent co-authors are Adaani Frost, MD, Ahmed Osama Gaber, MD and Wadi N. Suki, MD.
Dr. Obi's papers by year, 2019 to 2022
Dr. Obi's most frequent co-authors
Recent publications by Dr. Obi
See who Dr. Obi researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Obi works with, so you can find a warm path to the right nephrologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Chizoba C. Obi received $752 in industry payments from 2016 to 2025
CMS Open Payments shows 22 general payments to Dr. Obi from 10 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 88% of the total. AstraZeneca Pharmaceuticals LP paid the most, $210.
General payments to Dr. Obi by program year, 2016 to 2025
General payments to Dr. Obi by kind, 2016 to 2025
- Food and beverage$66188%
- Education$9112%
Companies that paid Dr. Obi the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Chizoba C. Obi graduated from University of Nigeria Faculty of Medicine
Dr. Obi graduated from University of Nigeria Faculty of Medicine in 2000. Dr. Obi is a member of ACP, ASN, NKF and TMA.
- Medical school
- Board certified in internal medicine
- Board certified in nephrology
- Board certified in certified hypertension specialist
Source: Dmand AI Professional Profile Data
Dr. Chizoba C. Obi accepts plans from 24 insurance carriers
Dr. Obi is in network with 24 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- HCSC
- United Healthcare
- Alliant Health Plans
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- +16 more carriersWith a free account
Plan types Dr. Obi accepts, by number of carriers
- PPO13
- HMO11
- Medicare10
- POS7
- EPO4
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Chizoba C. Obi'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| 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 |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Chizoba C. Obi
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. Chizoba C. Obi's NPI number?
Dr. Chizoba C. Obi's NPI number is 1376708222. It was assigned on July 21, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Chizoba C. Obi?
Dr. Chizoba C. Obi is a nephrologist in Bryan, Texas. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Chizoba C. Obi practice?
Dr. Obi practices at 2110 E Villa Maria Rd, Bryan, TX 77802. Dr. Obi's primary practice is U.S. Renal Care Bryan Dialysis in Bryan, Texas. Dmand AI also links Dr. Obi to 2 hospitals, 1 dialysis center and 1 physician office.
What is Dr. Chizoba C. Obi's office phone number?
The practice phone on file for Dr. Obi is (979) 822-4613.
What is Dr. Chizoba C. Obi's medical license number?
Dr. Obi holds Texas license P9423.
Which hospitals is Dr. Chizoba C. Obi affiliated with?
Dr. Obi is affiliated with St. Joseph Health Regional Hospital. Dmand AI links Dr. Obi to 2 more hospitals.
Does Dr. Chizoba C. Obi accept Medicare?
Yes. CMS data shows Dr. Obi billed Medicare for 962 services in 2024, and Dr. Obi accepts Medicare assignment.
How many Medicare patients does Dr. Chizoba C. Obi see?
CMS counts 138 Medicare patients who saw Dr. Obi in 2024, with an average age of 74.
Is Dr. Chizoba C. Obi board certified?
Yes. Dr. Obi is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Chizoba C. Obi bill to Medicare?
In 2024, Dr. Obi's most billed Medicare services were hospital inpatient care (99233), surgery: heart and blood vessels (36415) and hospital inpatient care (99232).
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Where did Dr. Chizoba C. Obi go to medical school?
Dr. Obi graduated from University of Nigeria Faculty of Medicine in 2000.
What drugs does Dr. Chizoba C. Obi prescribe most?
In 2024 Medicare Part D data, Dr. Obi's most prescribed drugs by claims were Farxiga, Nifedipine ER and Kerendia.
Has Dr. Chizoba C. Obi received payments from drug or device companies?
CMS Open Payments shows $752 in general payments to Dr. Obi from 10 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Chizoba C. Obi been practicing?
Dr. Obi graduated from medical school in 2000, 26 years ago.
Does Dr. Chizoba C. Obi do research?
Dmand AI links 3 publications to Dr. Obi, published from 2019 to 2022.
Who does Dr. Chizoba C. Obi publish with?
Dr. Obi's most frequent co-authors are Adaani Frost, MD (2 shared papers), Ahmed Osama Gaber, MD (2 shared papers) and Wadi N. Suki, MD (2 shared papers).
What insurance does Dr. Chizoba C. Obi accept?
Dr. Obi is in network with 24 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.
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