Dr. Ronald Gene Zack, MD
- Medicare services, 2016
- 45
- Part D claims, 2024
- 24
- Industry payments
- $26
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 20276 Middlebelt Road, Livonia, MI 48152
- Practice phone
- Call (248) 476-4900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Southfield Lathrup Obstetrics And Gynecology
Women's health practice · Livonia, Michigan
Find Dr. Zack'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. Ronald Gene Zack is an OB-GYN in Troy, Michigan
Dr. Zack practices at Southfield Lathrup Obstetrics And Gynecology in Livonia, Michigan.
Dr. Zack's NPI, 1790729366, was assigned on June 15, 2006. Dr. Zack holds Michigan license RZ033941.
- NPI
- 1790729366NPI Registry (opens in a new tab)
- NPI enumeration date
- June 15, 2006
- NPI status
- Active
- Practice phone
- (248) 476-4900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ronald Gene Zack practices in Livonia and Troy
Dr. Zack's primary practice is Southfield Lathrup Obstetrics and Gynecology, at 20276 Middlebelt Road, Livonia, MI 48152. The practice phone is (248) 476-4900. The NPI Registry lists Dr. Zack's practice address as 44201 Dequindre Rd, Troy, MI 48085.
- Southfield Lathrup Obstetrics and GynecologyPrimary20276 Middlebelt Road, Livonia, MI 48152Phone(248) 476-4900
- NPI Registry address44201 Dequindre Rd, Troy, MI 48085 · Oakland CountyPhone(248) 476-4900
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Ronald Gene Zack is affiliated with 1 site of care and 1 medical group
Dr. Zack's primary practice is Southfield Lathrup Obstetrics And Gynecology in Livonia, Michigan. Dmand AI also links Dr. Zack to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Ronald Gene Zack's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zack practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Southfield Lathrup Obstetrics And Gynecology | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ronald Gene Zack is one of 1,457 OB-GYNs in Michigan
Obstetrics and gynecology is Dr. Zack's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Zack is licensed in Michigan.
Specialties and state licenses
- Obstetrics and gynecology, MichiganPrimary
OB-GYNs near Dr. Zack
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. Ronald Gene Zack billed Medicare for 45 services in 2016
CMS data shows 45 Medicare services from Dr. Zack across 3 procedure codes in 2016. Medicare paid $2,358 for them. Every service was in an office.
Dr. Zack's Medicare services by type, 2016
- Other services28
- Office and hospital visits17
Dr. Zack compared with the Michigan median for OB-GYNs, 2016
- Dr. Zack
- Michigan median
- Medicare services
- 45vs 3722% above
- Part D claims
- 48vs 3826% above
Medians across 1,227 OB-GYNs in Michigan with Dmand AI profiles that report each measure.
Dr. Zack's most billed Medicare procedure codes, 2016
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. Zack?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zack and other OB-GYNs in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ronald Gene Zack's patients have a median age of 69
Across all payers, Dmand AI patient panel data puts Dr. Zack's median patient age at 69, with 67% women.
Dr. Zack's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women67%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Ronald Gene Zack wrote 24 Medicare Part D claims in 2024
In 2024, Dr. Zack wrote 24 Medicare Part D claims. 100% of them were for generic drugs. They cover 3 drugs, with $7,899 in total drug cost. In 2016, CMS named 86 claims across 5 drugs.
Dr. Zack's most prescribed drugs by claims, 2017
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, 2016 to 2017
- 2016
- 2017
- Claims for drugs CMS names
- 2016: 862017: 4844%
Drugs named by CMS: 3 in 2017, 5 in 2016.
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. Ronald Gene Zack received $26 in industry payments in 2016
CMS Open Payments shows 2 general payments to Dr. Zack from 2 drug and device companies in 2016. Food and beverage make up the largest share, 100% of the total. Ferring Pharmaceuticals Inc. paid the most, $15.
Companies that paid Dr. Zack the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Ronald Gene Zack'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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) |
| Industry payments | Open Payments (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. Ronald Gene Zack
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. Ronald Gene Zack's NPI number?
Dr. Ronald Gene Zack's NPI number is 1790729366. It was assigned on June 15, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ronald Gene Zack?
Dr. Ronald Gene Zack is an OB-GYN in Troy, Michigan. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Ronald Gene Zack practice?
Dr. Zack practices at 20276 Middlebelt Road, Livonia, MI 48152. Dr. Zack also practices at 44201 Dequindre Rd, Troy, MI 48085. Dr. Zack's primary practice is Southfield Lathrup Obstetrics And Gynecology in Livonia, Michigan. Dmand AI also links Dr. Zack to 1 medical group.
What is Dr. Ronald Gene Zack's office phone number?
The practice phone on file for Dr. Zack is (248) 476-4900.
What is Dr. Ronald Gene Zack's medical license number?
Dr. Zack holds Michigan license RZ033941.
Does Dr. Ronald Gene Zack accept Medicare?
Yes. CMS data shows Dr. Zack billed Medicare for 45 services in 2016.
What services does Dr. Ronald Gene Zack bill to Medicare?
In 2016, Dr. Zack's most billed Medicare services were office visit, established patient (99214), medicare service (G0101) and medicare temporary code (Q0091).
What drugs does Dr. Ronald Gene Zack prescribe most?
In 2017 Medicare Part D data, Dr. Zack's most prescribed drugs by claims were Raloxifene HCl, Estradiol-Norethindrone Acetat and Alprazolam.
Has Dr. Ronald Gene Zack received payments from drug or device companies?
CMS Open Payments shows $26 in general payments to Dr. Zack from 2 companies from 2016 to 2016. The largest total came from Ferring Pharmaceuticals Inc.
How long has Dr. Ronald Gene Zack been practicing?
Dr. Zack's NPI was assigned in 2006.
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