Acad Emerg Med
Cost-Benefit AnalysisCritical CareEmergency Service, Hospital
Dr. Obiora Onyemaechi Chidi, MD
NPI1619364296PAC ID5991046898
- Medicare services, 2024
- 2,561
- Medicare patients, 2024
- 596
- Part D claims, 2024
- 328
- Publications
- 1
- Hospital affiliations
- 2
- Practice address
- 10666 North Torrey Pines Road, La Jolla, CA 92037
- Practice phone
- Call (858) 554-3600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chidi'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. Obiora Onyemaechi Chidi is an emergency medicine physician in La Jolla, California
Dr. Chidi practices at Scripps Green Hospital in La Jolla, California, part of Scripps Health.
Dr. Chidi's NPI, 1619364296, was assigned on April 21, 2015. Dr. Chidi graduated from University of Colorado Anschutz Medical Campus in 2014. Dr. Chidi holds California license A144784.
NPI and contact details
- NPI
- 1619364296NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5991046898
- NPI enumeration date
- April 21, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (858) 554-3600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Obiora Onyemaechi Chidi practices at Scripps Green Hospital in La Jolla, California
Dr. Chidi's primary practice is Scripps Green Hospital, at 10666 North Torrey Pines Road, La Jolla, CA 92037 in San Diego County. The practice phone is (858) 554-3600.
- Scripps Green Hospital10666 North Torrey Pines Road, La Jolla, CA 92037 · San Diego CountyPhone(858) 554-3600
Source: Dmand AI Affiliation Data
Dr. Obiora Onyemaechi Chidi is affiliated with 4 sites of care and 4 medical groups
Dr. Chidi's primary practice is Scripps Green Hospital in La Jolla, California, part of Scripps Health. Dr. Chidi is also affiliated with Hillcrest Medical Center. The medical group on file is Vituity. Dmand AI also links Dr. Chidi to 3 more medical groups, 1 breast imaging center and 1 urgent care center, each named with a free account.
Hillcrest Medical CenterVituity3 medical groupsNames with a free account1 breast imaging centerName with a free account1 urgent care centerName with a free account
See all 8 affiliations for Dr. ChidiSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Obiora Onyemaechi Chidi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chidi practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Scripps Green Hospital | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Obiora Onyemaechi Chidi is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Chidi's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Chidi is board certified in emergency medicine by the American Board of Emergency Medicine. Dr. Chidi is licensed in California.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
Emergency medicine physicians near Dr. Chidi
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
7,423emergency medicine physicians in California42emergency medicine physicians in La Jolla14emergency medicine physicians at Scripps Green Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Obiora Onyemaechi Chidi billed Medicare for 2,561 services in 2024
CMS data shows 2,561 Medicare services from Dr. Chidi across 27 procedure codes in 2024, for 596 Medicare patients. Medicare paid $84,873 for them. Every service was in an office.
Medicare services, 20242,561
Medicare patients596
Paid by Medicare$84,873
Procedure codes27
Dr. Chidi's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 6412024: 1,03161%
- Tests and treatments
- 2023: 5952024: 75928%
- Office and hospital visits
- 2023: 4702024: 57222%
- Surgery
- 2023: 882024: 12036%
- Lab and pathology
- 2023: 602024: 7932%
Dr. Chidi compared with the California median for emergency medicine physicians, 2024
- Dr. Chidi
- California median
- Medicare services
- 2,561vs 2659.7 times
- Medicare patients
- 596vs 2432.5 times
- Part D claims
- 193vs 623.1 times
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Chidi'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. Chidi?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chidi and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Obiora Onyemaechi Chidi treated 596 Medicare patients in 2024, average age 75
CMS counts 596 Medicare patients who saw Dr. Chidi in 2024. The largest group is 75 to 84, with 245 patients. 75% of them have high cholesterol, and 70% have high blood pressure. 7% are also on Medicaid. Their average risk score is 1.51, 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. Chidi's median patient age at 50, with 59% women.
Medicare patients, 2024596
Average age75
Average risk score1.51
Also on Medicaid7%
Dr. Chidi's Medicare patients by age, 2024
Dr. Chidi's Medicare patients by sex, 2024
- Women34458%
- Men25242%
Chronic conditions among Dr. Chidi's Medicare patients, 2024
- High cholesterol75%
- High blood pressure70%
- Arthritis53%
- Ischemic heart disease33%
- Chronic kidney disease28%
- Mood disorders27%
- Atrial fibrillation25%
- Anxiety24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chidi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 50
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. Obiora Onyemaechi Chidi wrote 328 Medicare Part D claims in 2024
In 2024, Dr. Chidi wrote 328 Medicare Part D claims for 208 patients. 94% of them were for generic drugs. CMS names the drug for 193 of them, across 8 drugs with 11 or more claims each, at $1,504 in total drug cost. In 2023, CMS named 221 claims across 10 drugs.
Part D claims, 2024328
Drugs named by CMS8
Total drug cost$1,504
Part D patients208
Dr. Chidi's Part D claims by kind of drug, 2024
- Generic308 claims94%
- Brand-name20 claims6%
Dr. Chidi'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. Chidi's Part D claims, 2024
- Opioids12%39 of 328 claims
- Antibiotics43%140 of 328 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: 2212024: 19313%
Drugs named by CMS: 8 in 2024, 10 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. Obiora Onyemaechi Chidi takes part in Medicare
Dr. Chidi 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. Obiora Onyemaechi Chidi has 1 publication on record
Dmand AI links 1 paper to Dr. Chidi in 2017. Dr. Chidi's most frequent co-authors are Adit A. Ginde, MD and Sarah M. Perman, MD.
Papers1
Dr. Chidi's most frequent co-authors
Recent publications by Dr. Chidi
See who Dr. Chidi researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chidi works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Obiora Onyemaechi Chidi received $26 in industry payments from 2019 to 2020
CMS Open Payments shows 2 general payments to Dr. Chidi from 1 drug or device company from 2019 to 2020. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $26.
General payments to Dr. Chidi by program year, 2019 to 2020
Companies that paid Dr. Chidi the most, 2019 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Obiora Onyemaechi Chidi graduated from University of Colorado Anschutz Medical Campus
Dr. Chidi graduated from University of Colorado Anschutz Medical Campus in 2014.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Obiora Onyemaechi Chidi accepts plans from 3 insurance carriers
Dr. Chidi is in network with 3 carriers, including United Healthcare, Blue Cross and Blue Shield of Kansas City and CMS Medicare. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
- United Healthcare
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
Plan types Dr. Chidi accepts, by number of carriers
- Medicare2
- EPO1
- HMO1
- POS1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Obiora Onyemaechi Chidi'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) |
| 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. Obiora Onyemaechi Chidi
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. Obiora Onyemaechi Chidi's NPI number?
Dr. Obiora Onyemaechi Chidi's NPI number is 1619364296. It was assigned on April 21, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Obiora Onyemaechi Chidi?
Dr. Obiora Onyemaechi Chidi is an emergency medicine physician in La Jolla, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Obiora Onyemaechi Chidi practice?
Dr. Chidi practices at 10666 North Torrey Pines Road, La Jolla, CA 92037. Dr. Chidi's primary practice is Scripps Green Hospital in La Jolla, California, part of Scripps Health. Dmand AI also links Dr. Chidi to 3 medical groups, 1 breast imaging center and 1 urgent care center.
What is Dr. Obiora Onyemaechi Chidi's office phone number?
The practice phone on file for Dr. Chidi is (858) 554-3600.
What is Dr. Obiora Onyemaechi Chidi's medical license number?
Dr. Chidi holds California license A144784.
Which hospitals is Dr. Obiora Onyemaechi Chidi affiliated with?
Dr. Chidi practices at Scripps Green Hospital in La Jolla, California. Dr. Chidi is also affiliated with Hillcrest Medical Center.
What medical group is Dr. Obiora Onyemaechi Chidi part of?
Dr. Chidi is linked to Vituity. Dmand AI links Dr. Chidi to 3 more medical groups.
Does Dr. Obiora Onyemaechi Chidi accept Medicare?
Yes. CMS data shows Dr. Chidi billed Medicare for 2,561 services in 2024, and Dr. Chidi accepts Medicare assignment.
How many Medicare patients does Dr. Obiora Onyemaechi Chidi see?
CMS counts 596 Medicare patients who saw Dr. Chidi in 2024, with an average age of 75.
Is Dr. Obiora Onyemaechi Chidi board certified?
Yes. Dr. Chidi is board certified in emergency medicine by the American Board of Emergency Medicine.
Show 8 more questionsShow fewer questions
What services does Dr. Obiora Onyemaechi Chidi bill to Medicare?
In 2024, Dr. Chidi's most billed Medicare services were injected or infused drug (J0696), office visit, established patient (99214) and injected or infused drug (J2405).
Where did Dr. Obiora Onyemaechi Chidi go to medical school?
Dr. Chidi graduated from University of Colorado Anschutz Medical Campus in 2014.
What drugs does Dr. Obiora Onyemaechi Chidi prescribe most?
In 2024 Medicare Part D data, Dr. Chidi's most prescribed drugs by claims were Cefdinir, Azithromycin and Methylprednisolone.
Has Dr. Obiora Onyemaechi Chidi received payments from drug or device companies?
CMS Open Payments shows $26 in general payments to Dr. Chidi from 1 company from 2019 to 2020. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Obiora Onyemaechi Chidi been practicing?
Dr. Chidi graduated from medical school in 2014, 12 years ago.
Does Dr. Obiora Onyemaechi Chidi do research?
Dmand AI links 1 publication to Dr. Chidi.
Who does Dr. Obiora Onyemaechi Chidi publish with?
Dr. Chidi's most frequent co-authors are Adit A. Ginde, MD (1 shared paper) and Sarah M. Perman, MD (1 shared paper).
What insurance does Dr. Obiora Onyemaechi Chidi accept?
Dr. Chidi is in network with 3 carriers, including United Healthcare, Blue Cross and Blue Shield of Kansas City and CMS Medicare. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
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