Dr. David A. Zimmerman, MD
- Medicare services, 2023
- 1,165
- Part D claims, 2024
- 862
- Industry payments
- $8,440
- Affiliated sites
- 3
- Medical groups
- 3
- Practice address
- 120 Stone Bridge Pkwy, Woodstock, GA 30189
- Practice phone
- Call (470) 267-2433
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Wellstar Medical Group
Woodstock, Georgia
Find Dr. Zimmerman'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. David A. Zimmerman is a cardiologist in Woodstock, Georgia
Dr. Zimmerman practices at Wellstar Medical Group in Woodstock, Georgia.
Dr. Zimmerman's NPI, 1134181472, was assigned on April 3, 2006. Dr. Zimmerman graduated from Duke University School of Medicine in 1991. Dr. Zimmerman holds Georgia license 48839.
- NPI
- 1134181472NPI Registry (opens in a new tab)
- NPI enumeration date
- April 3, 2006
- NPI status
- Active
- Practice phone
- (470) 267-2433
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. David A. Zimmerman practices at Wellstar Medical Group in Woodstock, Georgia
Dr. Zimmerman's primary practice is Wellstar Medical Group, at 120 Stone Bridge Pkwy, Woodstock, GA 30189 in Cherokee County. The practice phone is (470) 267-2433.
- Wellstar Medical Group120 Stone Bridge Pkwy, Woodstock, GA 30189 · Cherokee CountyPhone(470) 267-2433
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. David A. Zimmerman is affiliated with 4 sites of care and 3 medical groups
Dr. Zimmerman's primary practice is Wellstar Medical Group in Woodstock, Georgia. The medical group on file is North Atlanta Professional Services LLC. Dmand AI also links Dr. Zimmerman to 2 more group practices and clinics, 2 medical groups and 1 community health center, 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 Dr. David A. Zimmerman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zimmerman practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Wellstar Medical Group | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David A. Zimmerman is one of 665 cardiologists in Georgia
Cardiovascular disease is Dr. Zimmerman's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Zimmerman is licensed in Georgia.
Specialties and state licenses
- Cardiovascular disease, GeorgiaPrimary
Cardiologists near Dr. Zimmerman
Counts of cardiologists 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. David A. Zimmerman billed Medicare for 1,165 services in 2023
CMS data shows 1,165 Medicare services from Dr. Zimmerman across 10 procedure codes in 2023. Medicare paid $52,859 for them.
Dr. Zimmerman's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 1,0392023: 55347%
- Tests and treatments
- 2022: 7652023: 43144%
- Lab and pathology
- 2022: 3042023: 14951%
- Imaging
- 2022: 562023: 3243%
Where Dr. Zimmerman's Medicare services took place, 2023
- In an office93981%
- In a facility22619%
Dr. Zimmerman compared with the Georgia median for cardiologists, 2023
- Dr. Zimmerman
- Georgia median
- Medicare services
- 1,165vs 1,75434% below
- Part D claims
- 731vs 2,46770% below
Medians across 637 cardiologists in Georgia with Dmand AI profiles that report each measure.
Dr. Zimmerman's most billed Medicare procedure codes, 2023
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. Zimmerman?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zimmerman and other cardiologists in Georgia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David A. Zimmerman's patients have a median age of 74
Across all payers, Dmand AI patient panel data puts Dr. Zimmerman's median patient age at 74, with 36% women.
Dr. Zimmerman'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
- Women36%
- Men61%
Source: Dmand AI Patient Panel Data
Dr. David A. Zimmerman wrote 862 Medicare Part D claims in 2024
In 2024, Dr. Zimmerman wrote 862 Medicare Part D claims for 298 patients. 84% of them were for generic drugs. CMS names the drug for 731 of them, across 18 drugs with 11 or more claims each, at $134,676 in total drug cost. In 2023, CMS named 6,312 claims across 58 drugs.
Dr. Zimmerman's Part D claims by kind of drug, 2024
- Generic721 claims84%
- Brand-name and other141 claims16%
Dr. Zimmerman'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: 6,3122024: 73188%
Drugs named by CMS: 18 in 2024, 58 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. David A. Zimmerman received $8,440 in industry payments from 2016 to 2025
CMS Open Payments shows 502 general payments to Dr. Zimmerman from 38 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Novartis Pharmaceuticals Corporation paid the most, $1,989.
General payments to Dr. Zimmerman by program year, 2016 to 2025
General payments to Dr. Zimmerman by kind, 2016 to 2025
- Food and beverage$8,36899%
- Education$581%
- Entertainment$140%
Companies that paid Dr. Zimmerman the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David A. Zimmerman graduated from Duke University School of Medicine
Dr. Zimmerman graduated from Duke University School of Medicine in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David A. Zimmerman'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 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) |
| 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. David A. Zimmerman
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. David A. Zimmerman's NPI number?
Dr. David A. Zimmerman's NPI number is 1134181472. It was assigned on April 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David A. Zimmerman?
Dr. David A. Zimmerman is a cardiologist in Woodstock, Georgia. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. David A. Zimmerman practice?
Dr. Zimmerman practices at 120 Stone Bridge Pkwy, Woodstock, GA 30189. Dr. Zimmerman's primary practice is Wellstar Medical Group in Woodstock, Georgia. Dmand AI also links Dr. Zimmerman to 2 group practices and clinics, 2 medical groups and 1 community health center.
What is Dr. David A. Zimmerman's office phone number?
The practice phone on file for Dr. Zimmerman is (470) 267-2433.
What is Dr. David A. Zimmerman's medical license number?
Dr. Zimmerman holds Georgia license 48839.
What medical group is Dr. David A. Zimmerman part of?
Dr. Zimmerman is linked to North Atlanta Professional Services LLC. Dmand AI links Dr. Zimmerman to 2 more medical groups.
Does Dr. David A. Zimmerman accept Medicare?
Yes. CMS data shows Dr. Zimmerman billed Medicare for 1,165 services in 2023.
What services does Dr. David A. Zimmerman bill to Medicare?
In 2023, Dr. Zimmerman's most billed Medicare services were office visit, established patient (99214), heart test or procedure (93000) and lab and pathology test (85610).
Where did Dr. David A. Zimmerman go to medical school?
Dr. Zimmerman graduated from Duke University School of Medicine in 1991.
What drugs does Dr. David A. Zimmerman prescribe most?
In 2024 Medicare Part D data, Dr. Zimmerman's most prescribed drugs by claims were Rosuvastatin Calcium, Eliquis and Carvedilol.
Has Dr. David A. Zimmerman received payments from drug or device companies?
CMS Open Payments shows $8,440 in general payments to Dr. Zimmerman from 38 companies from 2016 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Dr. David A. Zimmerman been practicing?
Dr. Zimmerman graduated from medical school in 1991, 35 years ago.
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