Dr. Gary C. O'Hara, MD
- Medicare services, 2021
- 16
- Part D claims, 2022
- 23
- MIPS score, 2024
- 89
- Hospital affiliations
- 1
- Industry payments
- $1,215
- Practice address
- 5555 Grossmont Center Drive Box 58, La Mesa, CA 91942
- Practice phone
- Call (619) 465-0711
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. O'Hara'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. Gary C. O'Hara is an OB-GYN in La Mesa, California
Dr. O'Hara practices at Sharp Grossmont Hospital in La Mesa, California, part of Sharp HealthCare.
Dr. O'Hara's NPI, 1033121207, was assigned on August 13, 2006. Dr. O'Hara graduated from George Washington University School of Medicine and Health Sciences in 1985. Dr. O'Hara holds California license G65069.
- NPI
- 1033121207NPI Registry (opens in a new tab)
- NPI enumeration date
- August 13, 2006
- NPI status
- Active
- Practice phone
- (619) 465-0711
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Gary C. O'Hara practices at Sharp Grossmont Hospital in La Mesa, California
Dr. O'Hara's primary practice is Sharp Grossmont Hospital, at 5555 Grossmont Center Drive Box 58, La Mesa, CA 91942 in San Diego County. The practice phone is (619) 465-0711.
- Sharp Grossmont Hospital5555 Grossmont Center Drive Box 58, La Mesa, CA 91942 · San Diego CountyPhone(619) 465-0711
Source: Dmand AI Affiliation Data
Dr. Gary C. O'Hara is affiliated with 2 sites of care and 1 medical group
Dr. O'Hara's primary practice is Sharp Grossmont Hospital in La Mesa, California, part of Sharp HealthCare. The medical group on file is Sharp Rees-Stealy Medical Group. Dmand AI also links Dr. O'Hara to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gary C. O'Hara's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. O'Hara practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sharp Grossmont Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Sharp HealthCare and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Gary C. O'Hara is one of 4,642 OB-GYNs in California
Obstetrics and gynecology is Dr. O'Hara's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. O'Hara is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dr. O'Hara is licensed in California.
Specialties and state licenses
- Obstetrics and gynecology, CaliforniaPrimary
Clinical focus
Dmand AI lists ovarian cyst among the conditions Dr. O'Hara treats.
OB-GYNs near Dr. O'Hara
Counts of OB-GYNs 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. Gary C. O'Hara billed Medicare for 16 services in 2021
CMS data shows 16 Medicare services from Dr. O'Hara across 1 procedure code in 2021. Medicare paid $813 for them. Every service was in an office.
Dr. O'Hara compared with the California median for OB-GYNs, 2021
- Dr. O'Hara
- California median
- Medicare services
- 16vs 5872% below
- Part D claims
- 23vs 3534% below
Medians across 3,823 OB-GYNs in California with Dmand AI profiles that report each measure.
Dr. O'Hara's most billed Medicare procedure codes, 2021
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. O'Hara?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. O'Hara and other OB-GYNs in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gary C. O'Hara's patients have a median age of 44
Across all payers, Dmand AI patient panel data puts Dr. O'Hara's median patient age at 44, with 98% women.
Dr. O'Hara's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 44
Patient panel by sex, all payers
- Women98%
- Men2%
Source: Dmand AI Patient Panel Data
Dr. Gary C. O'Hara wrote 23 Medicare Part D claims in 2022
In 2022, Dr. O'Hara wrote 23 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $1,245 in total drug cost. In 2018, CMS named 14 claims across 1 drug.
Dr. O'Hara'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, 2018 to 2022
- 2018
- 2022
- Claims for drugs CMS names
- 2018: 142022: 2364%
Drugs named by CMS: 1 in 2022, 1 in 2018.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Gary C. O'Hara scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. O'Hara for performance year 2024, reported as part of a group.
Dr. O'Hara's MIPS scores, performance year 2024
- 89of 100Final score
- 81of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
- 82of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Gary C. O'Hara received $1,215 in industry payments from 2016 to 2022
CMS Open Payments shows 5 general payments to Dr. O'Hara from 4 drug and device companies from 2016 to 2022. Consulting fees make up the largest share, 82% of the total. SCYNEXIS, Inc. paid the most, $1,134.
General payments to Dr. O'Hara by program year, 2016 to 2022
General payments to Dr. O'Hara by kind, 2016 to 2022
- Consulting fees$1,00082%
- Food and beverage$21518%
Companies that paid Dr. O'Hara the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gary C. O'Hara graduated from George Washington University School of Medicine and Health Sciences
Dr. O'Hara graduated from George Washington University School of Medicine and Health Sciences in 1985.
- Medical school
- Board certified in obstetrics & gynecology
Source: Dmand AI Professional Profile Data
Dr. Gary C. O'Hara accepts plans from 1 insurance carrier
Dr. O'Hara is in network with 1 carrier, including Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
Plan types Dr. O'Hara accepts, by number of carriers
- HMO1
- POS1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Gary C. O'Hara'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| 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. Gary C. O'Hara
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. Gary C. O'Hara's NPI number?
Dr. Gary C. O'Hara's NPI number is 1033121207. It was assigned on August 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gary C. O'Hara?
Dr. Gary C. O'Hara is an OB-GYN in La Mesa, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Gary C. O'Hara practice?
Dr. O'Hara practices at 5555 Grossmont Center Drive Box 58, La Mesa, CA 91942. Dr. O'Hara's primary practice is Sharp Grossmont Hospital in La Mesa, California, part of Sharp HealthCare. Dmand AI also links Dr. O'Hara to 1 group practice or clinic.
What is Dr. Gary C. O'Hara's office phone number?
The practice phone on file for Dr. O'Hara is (619) 465-0711.
What is Dr. Gary C. O'Hara's medical license number?
Dr. O'Hara holds California license G65069.
Which hospitals is Dr. Gary C. O'Hara affiliated with?
Dr. O'Hara practices at Sharp Grossmont Hospital in La Mesa, California.
What medical group is Dr. Gary C. O'Hara part of?
Dr. O'Hara is linked to Sharp Rees-Stealy Medical Group.
Does Dr. Gary C. O'Hara accept Medicare?
Yes. CMS data shows Dr. O'Hara billed Medicare for 16 services in 2021.
What is Dr. Gary C. O'Hara's MIPS score?
Dr. O'Hara's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
Is Dr. Gary C. O'Hara board certified?
Yes. Dr. O'Hara is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.
Show 6 more questionsShow fewer questions
What services does Dr. Gary C. O'Hara bill to Medicare?
In 2021, Dr. O'Hara's most billed Medicare services were surgery: urinary system (51702).
Where did Dr. Gary C. O'Hara go to medical school?
Dr. O'Hara graduated from George Washington University School of Medicine and Health Sciences in 1985.
What drugs does Dr. Gary C. O'Hara prescribe most?
In 2022 Medicare Part D data, Dr. O'Hara's most prescribed drugs by claims were Estradiol.
Has Dr. Gary C. O'Hara received payments from drug or device companies?
CMS Open Payments shows $1,215 in general payments to Dr. O'Hara from 4 companies from 2016 to 2022. The largest total came from SCYNEXIS, Inc.
How long has Dr. Gary C. O'Hara been practicing?
Dr. O'Hara graduated from medical school in 1985, 41 years ago.
What insurance does Dr. Gary C. O'Hara accept?
Dr. O'Hara is in network with 1 carrier, including Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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