Dr. Mark N. Zacks, MD
- Medicare services, 2018
- 2,634
- Part D claims, 2024
- 12
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 8619 W Grand River Ave Ste. J Suite J, Brighton, MI 48116
- Practice phone
- Call (810) 227-6793
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Allergy Clinic of Livingston Co PC
Physician office · Brighton, Michigan
Find Dr. Zacks' 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. Mark N. Zacks is an allergist and immunologist in Chillicothe, Ohio
Dr. Zacks practices at Allergy Clinic of Livingston Co PC in Brighton, Michigan.
Dr. Zacks' NPI, 1881658953, was assigned on April 14, 2006. Dr. Zacks holds Michigan license MZ035093.
- NPI
- 1881658953NPI Registry (opens in a new tab)
- NPI enumeration date
- April 14, 2006
- NPI status
- Active
- Practice phone
- (810) 227-6793
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Mark N. Zacks practices in Brighton and Chillicothe
Dr. Zacks' primary practice is Allergy Clinic of Livingston Co PC, at 8619 W Grand River Ave Ste. J Suite J, Brighton, MI 48116. The practice phone is (810) 227-6793. The NPI Registry lists Dr. Zacks' practice address as 272 Hospital Rd, Chillicothe, OH 45601.
- Allergy Clinic of Livingston Co PCPrimary8619 W Grand River Ave Ste. J Suite J, Brighton, MI 48116Phone(810) 227-6793
- NPI Registry address272 Hospital Rd, Chillicothe, OH 45601 · Ross CountyPhone(810) 227-6793
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Mark N. Zacks is affiliated with 1 site of care
Dr. Zacks' primary practice is Allergy Clinic of Livingston Co PC in Brighton, Michigan.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mark N. Zacks' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zacks practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Allergy Clinic of Livingston Co PC | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Mark N. Zacks is one of 119 allergists and immunologists in Ohio
Allergy and immunology is Dr. Zacks' primary specialty in the NPI Registry, under taxonomy code 207K00000X. Dr. Zacks is licensed in Michigan.
Specialties and state licenses
- Allergy and immunology, MichiganPrimary
Allergists and immunologists near Dr. Zacks
Counts of allergists and immunologists 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. Mark N. Zacks billed Medicare for 2,634 services in 2018
CMS data shows 2,634 Medicare services from Dr. Zacks across 4 procedure codes in 2018. Medicare paid $28,798 for them. Every service was in an office.
Dr. Zacks' Medicare services by type, 2017 to 2018
- 2017
- 2018
- Tests and treatments
- 2017: 3,1322018: 2,47321%
- Office and hospital visits
- 2017: 2162018: 16125%
Dr. Zacks compared with the Ohio median for allergists and immunologists, 2018
- Dr. Zacks
- Ohio median
- Medicare services
- 2,634vs 1,36194% above
- Part D claims
- 26vs 22889% below
Medians across 119 allergists and immunologists in Ohio with Dmand AI profiles that report each measure.
Dr. Zacks' most billed Medicare procedure codes, 2018
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. Zacks?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zacks and other allergists and immunologists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark N. Zacks' patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Dr. Zacks' median patient age at 67, with 62% women.
Dr. Zacks' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women62%
- Men38%
Source: Dmand AI Patient Panel Data
Dr. Mark N. Zacks wrote 12 Medicare Part D claims in 2024
In 2024, Dr. Zacks wrote 12 Medicare Part D claims. 100% of them were for generic drugs. They cover 2 drugs, with $446 in total drug cost. In 2018, CMS named 275 claims across 10 drugs.
Dr. Zacks' most prescribed drugs by claims, 2019
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 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 2752019: 2691%
Drugs named by CMS: 2 in 2019, 10 in 2018.
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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Dr. Mark N. Zacks'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 Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand 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 Data |
| 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) |
| 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. Mark N. Zacks
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. Mark N. Zacks' NPI number?
Dr. Mark N. Zacks' NPI number is 1881658953. It was assigned on April 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark N. Zacks?
Dr. Mark N. Zacks is an allergist and immunologist in Chillicothe, Ohio. The primary specialty in the NPI Registry is Allergy & Immunology Physician (taxonomy code 207K00000X).
Where does Dr. Mark N. Zacks practice?
Dr. Zacks practices at 8619 W Grand River Ave Ste. J Suite J, Brighton, MI 48116. Dr. Zacks also practices at 272 Hospital Rd, Chillicothe, OH 45601. Dr. Zacks' primary practice is Allergy Clinic of Livingston Co PC in Brighton, Michigan.
What is Dr. Mark N. Zacks' office phone number?
The practice phone on file for Dr. Zacks is (810) 227-6793.
What is Dr. Mark N. Zacks' medical license number?
Dr. Zacks holds Michigan license MZ035093.
Does Dr. Mark N. Zacks accept Medicare?
Yes. CMS data shows Dr. Zacks billed Medicare for 2,634 services in 2018.
What services does Dr. Mark N. Zacks bill to Medicare?
In 2018, Dr. Zacks' most billed Medicare services were allergy test or treatment (95165), allergy test or treatment (95117) and office visit, established patient (99213).
What drugs does Dr. Mark N. Zacks prescribe most?
In 2019 Medicare Part D data, Dr. Zacks' most prescribed drugs by claims were Fluticasone Propionate and Montelukast Sodium.
How long has Dr. Mark N. Zacks been practicing?
Dr. Zacks' NPI was assigned in 2006.
Selling to allergy and immunology practices?
See allergists and immunologists in Ohio by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card