Dr. Lawrence E. Ong, MD
- Medicare services, 2024
- 42
- Medicare patients, 2024
- 79
- Publications
- 4
- MIPS score, 2024
- 83
- Hospital affiliations
- 3
- Practice address
- 1441 Florida Avenue, Modesto, CA 95350
- Practice phone
- Call (209) 578-1211
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ong's professional email, personal email and mobile number
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Dr. Lawrence E. Ong is an anesthesiologist in Modesto, California
Dr. Ong practices at Doctors Medical Center Modesto in Modesto, California, part of Tenet Healthcare.
Dr. Ong's NPI, 1316254840, was assigned on September 3, 2010. Dr. Ong graduated from UC Davis School of Medicine in 2009. Dr. Ong holds California license A115027.
- NPI
- 1316254840NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8820239213
- NPI enumeration date
- September 3, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (209) 578-1211
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lawrence E. Ong practices at Doctors Medical Center Modesto in Modesto, California
Dr. Ong's primary practice is Doctors Medical Center Modesto, at 1441 Florida Avenue, Modesto, CA 95350 in Stanislaus County. The practice phone is (209) 578-1211.
- Doctors Medical Center Modesto1441 Florida Avenue, Modesto, CA 95350 · Stanislaus CountyPhone(209) 578-1211
Source: Dmand AI Affiliation Data
Dr. Lawrence E. Ong is affiliated with 4 sites of care and 6 medical groups
Dr. Ong's primary practice is Doctors Medical Center Modesto in Modesto, California, part of Tenet Healthcare. Dr. Ong is also affiliated with UC Davis Medical Center. The medical group on file is UC Davis Medical Group. Dmand AI also links Dr. Ong to 1 more hospital, 5 medical groups 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. Lawrence E. Ong's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ong practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Doctors Medical Center Modesto | Available with a free account |
| +3 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Lawrence E. Ong is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Ong's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Ong is board certified in adult cardiac anesthesiology by the American Board of Anesthesiology. Dr. Ong is licensed in California.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
Anesthesiologists near Dr. Ong
Counts of anesthesiologists 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. Lawrence E. Ong billed Medicare for 42 services in 2024
CMS data shows 42 Medicare services from Dr. Ong across 2 procedure codes in 2024, for 79 Medicare patients. Medicare paid $2,356 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Ong's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 152024: 2673%
- Tests and treatments
- 2023: 02024: 16
- Anesthesia
- 2023: 352024: 0100%
Dr. Ong compared with the California median for anesthesiologists, 2024
- Dr. Ong
- California median
- Medicare services
- 42vs 7242% below
- Medicare patients
- 79vs 14345% below
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
Dr. Ong'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. Ong and other anesthesiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lawrence E. Ong treated 79 Medicare patients in 2024, average age 74
CMS counts 79 Medicare patients who saw Dr. Ong in 2024. The largest group is 65 to 74, with 33 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 34% are also on Medicaid. Their average risk score is 1.86, 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. Ong's median patient age at 63, with 44% women.
Dr. Ong's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Ong's Medicare patients by sex, 2024
- Women2937%
- Men5063%
Chronic conditions among Dr. Ong's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease58%
- Diabetes52%
- Atrial fibrillation51%
- Chronic kidney disease46%
- Arthritis43%
- Heart failure39%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ong's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women44%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Lawrence E. Ong scored 83 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for Dr. Ong for performance year 2024, reported as part of a group. Dr. Ong accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Ong's MIPS scores, performance year 2024
- 83of 100Final score
- 64.8of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 69of 100Cost
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. Lawrence E. Ong has 4 publications on record
Dmand AI links 4 papers to Dr. Ong in 2014. 2014 was the busiest year, with 2. Dr. Ong's most frequent co-author is Hong Liu, MD.
Dr. Ong's most frequent co-authors
Recent publications by Dr. Ong
See who Dr. Ong researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ong works with, so you can find a warm path to the right anesthesiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Lawrence E. Ong received $5,060 in industry payments from 2018 to 2025
CMS Open Payments shows 21 general payments to Dr. Ong from 4 drug and device companies from 2018 to 2025. Honoraria make up the largest share, 64% of the total. Edwards Lifesciences Corporation paid the most, $3,250.
General payments to Dr. Ong by program year, 2018 to 2025
General payments to Dr. Ong by kind, 2018 to 2025
- Honoraria$3,25064%
- Travel and lodging$1,36327%
- Food and beverage$4479%
Companies that paid Dr. Ong the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Lawrence E. Ong graduated from UC Davis School of Medicine
Dr. Ong graduated from UC Davis School of Medicine in 2009.
- Medical school
- Board certified in adult cardiac anesthesiology
- Board certified in anesthesiology
Source: Dmand AI Professional Profile Data
Dr. Lawrence E. Ong accepts plans from 7 insurance carriers
Dr. Ong is in network with 7 carriers, including United Healthcare, Aspirus Health Plan and Blue Cross and Blue Shield of Kansas City. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
- United Healthcare
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- Elevance
- HCSC
- Molina
Plan types Dr. Ong accepts, by number of carriers
- Medicare3
- PPO3
- POS2
- EPO1
- HMO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Lawrence E. Ong'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) |
| 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 |
| 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. Lawrence E. Ong
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. Lawrence E. Ong's NPI number?
Dr. Lawrence E. Ong's NPI number is 1316254840. It was assigned on September 3, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Lawrence E. Ong?
Dr. Lawrence E. Ong is an anesthesiologist in Modesto, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Lawrence E. Ong practice?
Dr. Ong practices at 1441 Florida Avenue, Modesto, CA 95350. Dr. Ong's primary practice is Doctors Medical Center Modesto in Modesto, California, part of Tenet Healthcare. Dmand AI also links Dr. Ong to 1 hospital, 5 medical groups and 1 group practice or clinic.
What is Dr. Lawrence E. Ong's office phone number?
The practice phone on file for Dr. Ong is (209) 578-1211.
What is Dr. Lawrence E. Ong's medical license number?
Dr. Ong holds California license A115027.
Which hospitals is Dr. Lawrence E. Ong affiliated with?
Dr. Ong practices at Doctors Medical Center Modesto in Modesto, California. Dr. Ong is also affiliated with UC Davis Medical Center. Dmand AI links Dr. Ong to 1 more hospital.
What medical group is Dr. Lawrence E. Ong part of?
Dr. Ong is linked to UC Davis Medical Group. Dmand AI links Dr. Ong to 5 more medical groups.
Does Dr. Lawrence E. Ong accept Medicare?
Yes. CMS data shows Dr. Ong billed Medicare for 42 services in 2024, and Dr. Ong accepts Medicare assignment.
What is Dr. Lawrence E. Ong's MIPS score?
Dr. Ong's MIPS final score for performance year 2024 is 83 out of 100, reported as part of a group.
How many Medicare patients does Dr. Lawrence E. Ong see?
CMS counts 79 Medicare patients who saw Dr. Ong in 2024, with an average age of 74.
Show 8 more questionsShow fewer questions
Is Dr. Lawrence E. Ong board certified?
Yes. Dr. Ong is board certified in adult cardiac anesthesiology by the American Board of Anesthesiology.
What services does Dr. Lawrence E. Ong bill to Medicare?
In 2024, Dr. Ong's most billed Medicare services were surgery: heart and blood vessels (36620) and heart test or procedure (93312).
Where did Dr. Lawrence E. Ong go to medical school?
Dr. Ong graduated from UC Davis School of Medicine in 2009.
Has Dr. Lawrence E. Ong received payments from drug or device companies?
CMS Open Payments shows $5,060 in general payments to Dr. Ong from 4 companies from 2018 to 2025. The largest total came from Edwards Lifesciences Corporation.
How long has Dr. Lawrence E. Ong been practicing?
Dr. Ong graduated from medical school in 2009, 17 years ago.
Does Dr. Lawrence E. Ong do research?
Dmand AI links 4 publications to Dr. Ong.
Who does Dr. Lawrence E. Ong publish with?
Dr. Ong's most frequent co-authors are Hong Liu, MD (1 shared paper).
What insurance does Dr. Lawrence E. Ong accept?
Dr. Ong is in network with 7 carriers, including United Healthcare, Aspirus Health Plan and Blue Cross and Blue Shield of Kansas City. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
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