Dr. Gerald Dunham, MD
- Medicare services, 2024
- 1,048
- Medicare patients, 2024
- 282
- Part D claims, 2024
- 1,125
- Industry payments
- $1,914
- State license
- 1
- Practice address
- 1100 Wescott Dr, Flemington, NJ 08822
- Practice phone
- Call (908) 788-6448
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Hunterdon Endosurgery Center
Flemington, New Jersey
Find Dr. Dunham'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. Gerald Dunham is an ophthalmologist in Flemington, New Jersey
Dr. Dunham practices at Hunterdon Endosurgery Center in Flemington, New Jersey.
Dr. Dunham's NPI, 1528173788, was assigned on August 20, 2006. Dr. Dunham graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) in 1981. Dr. Dunham holds New Jersey license 25MA04070100.
- NPI
- 1528173788NPI Registry (opens in a new tab)
- NPI enumeration date
- August 20, 2006
- NPI status
- Active
- Practice phone
- (908) 788-6448
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Gerald Dunham practices at Hunterdon Endosurgery Center in Flemington, New Jersey
Dr. Dunham's primary practice is Hunterdon Endosurgery Center, at 1100 Wescott Dr, Flemington, NJ 08822 in Hunterdon County. The practice phone is (908) 788-6448.
- Hunterdon Endosurgery Center1100 Wescott Dr, Flemington, NJ 08822 · Hunterdon CountyPhone(908) 788-6448
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Gerald Dunham is affiliated with 1 site of care
Dr. Dunham's primary practice is Hunterdon Endosurgery Center in Flemington, New Jersey.
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Gerald Dunham's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dunham practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hunterdon Endosurgery Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gerald Dunham is one of 654 ophthalmologists in New Jersey
Ophthalmology is Dr. Dunham's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Dunham is licensed in New Jersey.
Specialties and state licenses
- Ophthalmology, New JerseyPrimary
Ophthalmologists near Dr. Dunham
Counts of ophthalmologists 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. Gerald Dunham billed Medicare for 1,048 services in 2024
CMS data shows 1,048 Medicare services from Dr. Dunham across 12 procedure codes in 2024, for 282 Medicare patients. Medicare paid $52,877 for them. Every service was in an office.
Dr. Dunham's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,2722024: 55257%
- Office and hospital visits
- 2023: 1162024: 348200%
- Lab and pathology
- 2023: 1502024: 13113%
- Surgery
- 2023: 1172024: 1785%
- Imaging
- 2023: 232024: 0100%
Dr. Dunham compared with the New Jersey median for ophthalmologists, 2024
- Dr. Dunham
- New Jersey median
- Medicare services
- 1,048vs 1,84643% below
- Medicare patients
- 282vs 61854% below
- Part D claims
- 1,040vs 69649% above
Medians across 677 ophthalmologists in New Jersey with Dmand AI profiles that report each measure.
Dr. Dunham'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. Gerald Dunham treated 282 Medicare patients in 2024, average age 76
CMS counts 282 Medicare patients who saw Dr. Dunham in 2024. The largest group is 75 to 84, with 114 patients. 75% of them have high cholesterol, and 71% have high blood pressure. 10% are also on Medicaid. Their average risk score is 1.01, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Dunham's median patient age at 74, with 62% women.
Dr. Dunham's Medicare patients by age, 2024
Dr. Dunham's Medicare patients by sex, 2024
- Women19067%
- Men9233%
Chronic conditions among Dr. Dunham's Medicare patients, 2024
- High cholesterol75%
- High blood pressure71%
- Arthritis41%
- Diabetes26%
- Ischemic heart disease22%
- Osteoporosis22%
- Anxiety20%
- Mood disorders20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dunham's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women62%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gerald Dunham wrote 1,125 Medicare Part D claims in 2024
In 2024, Dr. Dunham wrote 1,125 Medicare Part D claims for 242 patients. 55% of them were for generic drugs. CMS names the drug for 1,040 of them, across 22 drugs with 11 or more claims each, at $265,485 in total drug cost. In 2023, CMS named 1,568 claims across 25 drugs.
Dr. Dunham's Part D claims by kind of drug, 2024
- Generic619 claims55%
- Brand-name506 claims45%
Dr. Dunham'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: 1,5682024: 1,04034%
Drugs named by CMS: 22 in 2024, 25 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
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Dr. Gerald Dunham received $1,914 in industry payments from 2016 to 2024
CMS Open Payments shows 116 general payments to Dr. Dunham from 20 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 96% of the total. Allergan Inc. paid the most, $517.
General payments to Dr. Dunham by program year, 2016 to 2024
General payments to Dr. Dunham by kind, 2016 to 2024
- Food and beverage$1,83196%
- Gifts$452%
- Education$382%
Companies that paid Dr. Dunham the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gerald Dunham graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc)
Dr. Dunham graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) in 1981.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gerald Dunham'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 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) |
| Industry payments | Open Payments (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. Gerald Dunham
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. Gerald Dunham's NPI number?
Dr. Gerald Dunham's NPI number is 1528173788. It was assigned on August 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gerald Dunham?
Dr. Gerald Dunham is an ophthalmologist in Flemington, New Jersey. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Gerald Dunham practice?
Dr. Dunham practices at 1100 Wescott Dr, Flemington, NJ 08822. Dr. Dunham's primary practice is Hunterdon Endosurgery Center in Flemington, New Jersey.
What is Dr. Gerald Dunham's office phone number?
The practice phone on file for Dr. Dunham is (908) 788-6448.
What is Dr. Gerald Dunham's medical license number?
Dr. Dunham holds New Jersey license 25MA04070100.
Does Dr. Gerald Dunham accept Medicare?
Yes. CMS data shows Dr. Dunham billed Medicare for 1,048 services in 2024.
How many Medicare patients does Dr. Gerald Dunham see?
CMS counts 282 Medicare patients who saw Dr. Dunham in 2024, with an average age of 76.
What services does Dr. Gerald Dunham bill to Medicare?
In 2024, Dr. Dunham's most billed Medicare services were office visit, established patient (99213), eye exam or test (92014) and lab and pathology test (83861).
Where did Dr. Gerald Dunham go to medical school?
Dr. Dunham graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) in 1981.
What drugs does Dr. Gerald Dunham prescribe most?
In 2024 Medicare Part D data, Dr. Dunham's most prescribed drugs by claims were Dorzolamide-Timolol, Latanoprost and Vyzulta.
Has Dr. Gerald Dunham received payments from drug or device companies?
CMS Open Payments shows $1,914 in general payments to Dr. Dunham from 20 companies from 2016 to 2024. The largest total came from Allergan Inc.
How long has Dr. Gerald Dunham been practicing?
Dr. Dunham graduated from medical school in 1981, 45 years ago.
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