Doc Ophthalmol
Zachary Bergman
- Medicare services, 2024
- 2,614
- Medicare patients, 2024
- 652
- Part D claims, 2024
- 2,390
- Publications
- 6
- Industry payments
- $223
- Practice address
- 29990 Northwestern Hwy, Farmington Hills, MI 48334
- Practice phone
- Call (248) 538-6463
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Porretta & Bergman MD
Farmington Hills, Michigan
Find Zachary Bergman'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.
Zachary Bergman is an ophthalmologist in Farmington Hills, Michigan
Zachary Bergman practices at Porretta & Bergman MD in Farmington Hills, Michigan.
Zachary Bergman's NPI, 1104321819, was assigned on March 26, 2018. Zachary Bergman graduated from Tulane University School of Medicine in 2018. Zachary Bergman holds Tennessee license 65148.
- NPI
- 1104321819NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113273160
- NPI enumeration date
- March 26, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (248) 538-6463
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Zachary Bergman practices at Porretta & Bergman MD in Farmington Hills, Michigan
Zachary Bergman's primary practice is Porretta & Bergman MD, at 29990 Northwestern Hwy, Farmington Hills, MI 48334 in Oakland County. The practice phone is (248) 538-6463.
- Porretta & Bergman MD29990 Northwestern Hwy, Farmington Hills, MI 48334 · Oakland CountyPhone(248) 538-6463
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Zachary Bergman is affiliated with 2 sites of care and 1 medical group
Zachary Bergman's primary practice is Porretta & Bergman MD in Farmington Hills, Michigan. Dmand AI also links Zachary Bergman to 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Zachary Bergman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Zachary Bergman practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Porretta & Bergman MD | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Zachary Bergman is one of 653 ophthalmologists in Michigan
Ophthalmology is Zachary Bergman's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Zachary Bergman is licensed in Tennessee.
Specialties and state licenses
- Ophthalmology, TennesseePrimary
Ophthalmologists near Zachary Bergman
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
Zachary Bergman billed Medicare for 2,614 services in 2024
CMS data shows 2,614 Medicare services from Zachary Bergman across 20 procedure codes in 2024, for 652 Medicare patients. Medicare paid $181,591 for them.
Zachary Bergman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 5912024: 1,676184%
- Office and hospital visits
- 2023: 1602024: 744365%
- Lab and pathology
- 2023: 412024: 7480%
- Surgery
- 2023: 02024: 66
- Imaging
- 2023: 332024: 5464%
Where Zachary Bergman's Medicare services took place, 2024
- In an office2,57298%
- In a facility422%
Zachary Bergman compared with the Michigan median for ophthalmologists, 2024
- Zachary Bergman
- Michigan median
- Medicare services
- 2,614vs 1,0802.4 times
- Medicare patients
- 652vs 40461% above
- Part D claims
- 2,254vs 6883.3 times
Medians across 670 ophthalmologists in Michigan with Dmand AI profiles that report each measure.
Zachary Bergman'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 Zachary Bergman?
Medicare shows one payer. Book a meeting to get commercial claims data for Zachary Bergman and other ophthalmologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Zachary Bergman treated 652 Medicare patients in 2024, average age 76
CMS counts 652 Medicare patients who saw Zachary Bergman in 2024. The largest group is 65 to 74, with 266 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.29, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Zachary Bergman's median patient age at 71, with 63% women.
Zachary Bergman's Medicare patients by age, 2024
Zachary Bergman's Medicare patients by sex, 2024
- Women42064%
- Men23236%
Chronic conditions among Zachary Bergman's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis48%
- Diabetes37%
- Ischemic heart disease32%
- Anxiety24%
- Chronic kidney disease24%
- Mood disorders20%
Share of Medicare patients with each condition. A patient can have several.
Zachary Bergman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women63%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Zachary Bergman wrote 2,390 Medicare Part D claims in 2024
In 2024, Zachary Bergman wrote 2,390 Medicare Part D claims for 675 patients. 77% of them were for generic drugs. CMS names the drug for 2,254 of them, across 21 drugs with 11 or more claims each, at $148,276 in total drug cost. In 2023, CMS named 2,899 claims across 32 drugs.
Zachary Bergman's Part D claims by kind of drug, 2024
- Generic1,848 claims77%
- Brand-name542 claims23%
Zachary Bergman'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 Zachary Bergman's Part D claims, 2024
- Antibiotics0%11 of 2,390 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: 2,8992024: 2,25422%
Drugs named by CMS: 21 in 2024, 32 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
Zachary Bergman ranks in the 76th percentile for cataract surgery in Medicare
Zachary Bergman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 115 procedures of cataract surgery by Zachary Bergman, more than 76% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Zachary Bergman ranks in Medicare procedure volume
- Cataract surgery
- 76th percentile115 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Zachary Bergman has 6 publications on record
Dmand AI links 6 papers to Zachary Bergman, published from 2022 to 2024. The most frequent topics are Glaucoma, Intraocular Pressure and Visual Acuity. Zachary Bergman's most frequent co-authors are Rachid Aouchiche, MD, John S. Douglas and Francis Lawson Grumbine, MD.
Zachary Bergman's papers by year, 2022 to 2024
Topics Zachary Bergman writes about most
- Glaucoma
- Intraocular Pressure
- Visual Acuity
Zachary Bergman's most frequent co-authors
- Rachid Aouchiche, MD1 shared paper
- John S. Douglas1 shared paper
- Francis Lawson Grumbine, MD1 shared paper
Recent publications by Zachary Bergman
Ophthalmic Epidemiol
Can J Ophthalmol
Eye Contact Lens
See who Zachary Bergman researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Zachary Bergman works with, so you can find a warm path to the right ophthalmologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Zachary Bergman received $223 in industry payments from 2023 to 2025
CMS Open Payments shows 8 general payments to Zachary Bergman from 5 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $135.
General payments to Zachary Bergman by program year, 2023 to 2025
Companies that paid Zachary Bergman the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Zachary Bergman graduated from Tulane University School of Medicine
Zachary Bergman graduated from Tulane University School of Medicine in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Zachary Bergman'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 DataDmand AI Affiliation 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)Doctors and Clinicians Utilization Data (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 |
| 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 Zachary Bergman
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Zachary Bergman's NPI number?
Zachary Bergman's NPI number is 1104321819. It was assigned on March 26, 2018, and it is active in the NPI Registry.
What does Zachary Bergman specialize in?
Zachary Bergman is an ophthalmologist in Farmington Hills, Michigan. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Zachary Bergman practice?
Zachary Bergman practices at 29990 Northwestern Hwy, Farmington Hills, MI 48334. Zachary Bergman's primary practice is Porretta & Bergman MD in Farmington Hills, Michigan. Dmand AI also links Zachary Bergman to 1 group practice or clinic and 1 medical group.
What is Zachary Bergman's office phone number?
The practice phone on file for Zachary Bergman is (248) 538-6463.
What is Zachary Bergman's medical license number?
Zachary Bergman holds Tennessee license 65148.
Does Zachary Bergman accept Medicare?
Yes. CMS data shows Zachary Bergman billed Medicare for 2,614 services in 2024, and Zachary Bergman accepts Medicare assignment.
How many Medicare patients does Zachary Bergman see?
CMS counts 652 Medicare patients who saw Zachary Bergman in 2024, with an average age of 76.
What services does Zachary Bergman bill to Medicare?
In 2024, Zachary Bergman's most billed Medicare services were office visit, established patient (99214), eye exam or test (92250) and eye exam or test (92083).
Where did Zachary Bergman go to medical school?
Zachary Bergman graduated from Tulane University School of Medicine in 2018.
What drugs does Zachary Bergman prescribe most?
In 2024 Medicare Part D data, Zachary Bergman's most prescribed drugs by claims were Latanoprost, Dorzolamide-Timolol and Brimonidine Tartrate.
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Has Zachary Bergman received payments from drug or device companies?
CMS Open Payments shows $223 in general payments to Zachary Bergman from 5 companies from 2023 to 2025. The largest total came from Abbvie Inc.
How long has Zachary Bergman been practicing?
Zachary Bergman graduated from medical school in 2018, 8 years ago.
Does Zachary Bergman do research?
Dmand AI links 6 publications to Zachary Bergman, published from 2022 to 2024.
Who does Zachary Bergman publish with?
Zachary Bergman's most frequent co-authors are Rachid Aouchiche, MD (1 shared paper), John S. Douglas (1 shared paper) and Francis Lawson Grumbine, MD (1 shared paper).
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