Dr. Jennifer Okwerekwu, MD, MS
- Medicare services, 2024
- 11
- Medicare patients, 2024
- 13
- Part D claims, 2022
- 30
- Hospital affiliations
- 1
- Medical groups
- 5
- Practice address
- 2500 Alhambra Avenue, Martinez, CA 94553
- Practice phone
- Call (925) 370-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Okwerekwu'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. Jennifer Okwerekwu is a psychiatrist in Martinez, California
Dr. Okwerekwu practices at Contra Costa Regional Medical Center in Martinez, California, part of State of California.
Dr. Okwerekwu's NPI, 1336502616, was assigned on April 3, 2016. Dr. Okwerekwu graduated from University of Virginia School of Medicine in 2016. Dr. Okwerekwu holds California license 175414.
- NPI
- 1336502616NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517396534
- NPI enumeration date
- April 3, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (925) 370-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jennifer Okwerekwu practices at Contra Costa Regional Medical Center in Martinez, California
Dr. Okwerekwu's primary practice is Contra Costa Regional Medical Center, at 2500 Alhambra Avenue, Martinez, CA 94553 in Contra Costa County. The practice phone is (925) 370-5000.
- Contra Costa Regional Medical Center2500 Alhambra Avenue, Martinez, CA 94553 · Contra Costa CountyPhone(925) 370-5000
Source: Dmand AI Affiliation Data
Dr. Jennifer Okwerekwu is affiliated with 3 sites of care and 5 medical groups
Dr. Okwerekwu's primary practice is Contra Costa Regional Medical Center in Martinez, California, part of State of California. The medical group on file is West County Adult Mental Health Services. Dmand AI also links Dr. Okwerekwu to 4 more medical groups, 1 physician office and 1 group practice or clinic, 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. Jennifer Okwerekwu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Okwerekwu practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Contra Costa Regional Medical Center | Available with a free account |
| +2 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jennifer Okwerekwu is one of 6,803 psychiatrists in California
Psychiatry is Dr. Okwerekwu's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dmand AI has Dr. Okwerekwu's licenses on file in 4 states: California, Illinois, Massachusetts and New York.
Specialties and state licenses
- Psychiatry, CaliforniaPrimary
- Illinois license
- Massachusetts license
- New York license
Psychiatrists near Dr. Okwerekwu
Counts of psychiatrists 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. Jennifer Okwerekwu billed Medicare for 11 services in 2024
CMS data shows 11 Medicare services from Dr. Okwerekwu across 1 procedure code in 2024, for 13 Medicare patients. Medicare paid $1,623 for them. Every service was in an office.
Dr. Okwerekwu compared with the California median for psychiatrists, 2024
- Dr. Okwerekwu
- California median
- Medicare services
- 11vs 11991% below
- Medicare patients
- 13vs 4168% below
- Part D claims
- 30vs 14479% below
Medians across 6,809 psychiatrists in California with Dmand AI profiles that report each measure.
Dr. Okwerekwu'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. Jennifer Okwerekwu treated 13 Medicare patients in 2024, average age 55
CMS counts 13 Medicare patients who saw Dr. Okwerekwu in 2024. The largest group is 85 and over, with 0 patients. 75% of them have anxiety. Their average risk score is 0.96, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Okwerekwu's median patient age at 34, with 67% women.
Dr. Okwerekwu's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Okwerekwu's Medicare patients, 2024
- Anxiety75%
Share of Medicare patients with each condition. A patient can have several.
Dr. Okwerekwu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 34
Patient panel by sex, all payers
- Women67%
- Men30%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jennifer Okwerekwu wrote 30 Medicare Part D claims in 2022
In 2022, Dr. Okwerekwu wrote 30 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $1,213 in total drug cost. In 2021, CMS named 26 claims across 2 drugs.
Dr. Okwerekwu's most prescribed drugs by claims, 2022
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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 262022: 3015%
Drugs named by CMS: 2 in 2022, 2 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Jennifer Okwerekwu offers telehealth to Medicare patients
Dr. Okwerekwu accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Okwerekwu as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Jennifer Okwerekwu graduated from University of Virginia School of Medicine
Dr. Okwerekwu graduated from University of Virginia School of Medicine in 2016.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jennifer Okwerekwu'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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. Jennifer Okwerekwu
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. Jennifer Okwerekwu's NPI number?
Dr. Jennifer Okwerekwu's NPI number is 1336502616. It was assigned on April 3, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Jennifer Okwerekwu?
Dr. Jennifer Okwerekwu is a psychiatrist in Martinez, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Jennifer Okwerekwu practice?
Dr. Okwerekwu practices at 2500 Alhambra Avenue, Martinez, CA 94553. Dr. Okwerekwu's primary practice is Contra Costa Regional Medical Center in Martinez, California, part of State of California. Dmand AI also links Dr. Okwerekwu to 4 medical groups, 1 physician office and 1 group practice or clinic.
What is Dr. Jennifer Okwerekwu's office phone number?
The practice phone on file for Dr. Okwerekwu is (925) 370-5000.
What is Dr. Jennifer Okwerekwu's medical license number?
Dr. Okwerekwu holds California license 175414, one of the licenses on file in 4 states.
Which states has Dr. Jennifer Okwerekwu been licensed in?
Dmand AI has state licenses on file for Dr. Okwerekwu in California, Illinois, Massachusetts and New York.
Which hospitals is Dr. Jennifer Okwerekwu affiliated with?
Dr. Okwerekwu practices at Contra Costa Regional Medical Center in Martinez, California.
What medical group is Dr. Jennifer Okwerekwu part of?
Dr. Okwerekwu is linked to West County Adult Mental Health Services. Dmand AI links Dr. Okwerekwu to 4 more medical groups.
Does Dr. Jennifer Okwerekwu accept Medicare?
Yes. CMS data shows Dr. Okwerekwu billed Medicare for 11 services in 2024, and Dr. Okwerekwu accepts Medicare assignment.
Does Dr. Jennifer Okwerekwu offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Okwerekwu as offering telehealth services.
Show 5 more questionsShow fewer questions
How many Medicare patients does Dr. Jennifer Okwerekwu see?
CMS counts 13 Medicare patients who saw Dr. Okwerekwu in 2024, with an average age of 55.
What services does Dr. Jennifer Okwerekwu bill to Medicare?
In 2024, Dr. Okwerekwu's most billed Medicare services were psychiatric service (90792).
Where did Dr. Jennifer Okwerekwu go to medical school?
Dr. Okwerekwu graduated from University of Virginia School of Medicine in 2016.
What drugs does Dr. Jennifer Okwerekwu prescribe most?
In 2022 Medicare Part D data, Dr. Okwerekwu's most prescribed drugs by claims were Duloxetine HCl and Haloperidol.
How long has Dr. Jennifer Okwerekwu been practicing?
Dr. Okwerekwu graduated from medical school in 2016, 10 years ago.
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