Dr. Jennifer Renee Hamm, MD
- Part D claims, 2024
- 132
- Hospital affiliations
- 1
- Industry payments
- $156
- Medical group
- 1
- State license
- 1
- Practice address
- 55 Whitcher Street, Marietta, GA 30060
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Wellstar Pulmonary Medicine - HOPD
Acute Care Hospital outpatient department · Marietta, Georgia
Find Dr. Hamm'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. Jennifer Renee Hamm is an internist in Marietta, Georgia
Dr. Hamm practices at Wellstar Pulmonary Medicine - HOPD in Marietta, Georgia.
Dr. Hamm's NPI, 1477294320, was assigned on April 5, 2022. Dr. Hamm holds Georgia license 104443.
- NPI
- 1477294320NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4688054810
- NPI enumeration date
- April 5, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jennifer Renee Hamm practices at Wellstar Pulmonary Medicine - HOPD in Marietta, Georgia
Dr. Hamm's primary practice is Wellstar Pulmonary Medicine - HOPD, at 55 Whitcher Street, Marietta, GA 30060.
- Wellstar Pulmonary Medicine - HOPD55 Whitcher Street, Marietta, GA 30060
Source: Dmand AI Affiliation Data
Dr. Jennifer Renee Hamm is affiliated with 3 sites of care and 1 medical group
Dr. Hamm's primary practice is Wellstar Pulmonary Medicine - HOPD in Marietta, Georgia. Dr. Hamm is also affiliated with Wellstar Cobb Medical Center. The medical group on file is Wellstar Medical Group. Dmand AI also links Dr. Hamm to 1 more group practice or clinic, named with a free account. Dr. Hamm's employer is on file too: a hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Jennifer Renee Hamm's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hamm practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Wellstar Pulmonary Medicine - HOPD | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jennifer Renee Hamm is one of 3,575 internists in Georgia
Internal medicine is Dr. Hamm's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Hamm is licensed in Georgia.
Specialties and state licenses
- Internal medicine, GeorgiaPrimary
Internists near Dr. Hamm
Counts of internists 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. Jennifer Renee Hamm's patients have a median age of 65
Across all payers, Dmand AI patient panel data puts Dr. Hamm's median patient age at 65, with 60% women.
Dr. Hamm's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women60%
- Men39%
Source: Dmand AI Patient Panel Data
Dr. Jennifer Renee Hamm wrote 132 Medicare Part D claims in 2024
In 2024, Dr. Hamm wrote 132 Medicare Part D claims for 52 patients. 89% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $70 in total drug cost.
Dr. Hamm's Part D claims by kind of drug, 2024
- Generic118 claims89%
- Brand-name14 claims11%
Dr. Hamm'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.
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
How Dr. Jennifer Renee Hamm takes part in Medicare
Dr. Hamm accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Jennifer Renee Hamm received $156 in industry payments in 2025
CMS Open Payments shows 5 general payments to Dr. Hamm from 5 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Biogen, Inc. paid the most, $90.
Companies that paid Dr. Hamm the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Jennifer Renee Hamm'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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. Jennifer Renee Hamm
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. Jennifer Renee Hamm's NPI number?
Dr. Jennifer Renee Hamm's NPI number is 1477294320. It was assigned on April 5, 2022, and it is active in the NPI Registry.
What kind of doctor is Dr. Jennifer Renee Hamm?
Dr. Jennifer Renee Hamm is an internist in Marietta, Georgia. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Jennifer Renee Hamm practice?
Dr. Hamm practices at 55 Whitcher Street, Marietta, GA 30060. Dr. Hamm's primary practice is Wellstar Pulmonary Medicine - HOPD in Marietta, Georgia. Dmand AI also links Dr. Hamm to 1 group practice or clinic.
What is Dr. Jennifer Renee Hamm's medical license number?
Dr. Hamm holds Georgia license 104443.
Which hospitals is Dr. Jennifer Renee Hamm affiliated with?
Dr. Hamm is affiliated with Wellstar Cobb Medical Center.
What medical group is Dr. Jennifer Renee Hamm part of?
Dr. Hamm is linked to Wellstar Medical Group.
Does Dr. Jennifer Renee Hamm accept Medicare?
Yes. CMS lists Dr. Hamm as accepting Medicare assignment.
What drugs does Dr. Jennifer Renee Hamm prescribe most?
In 2024 Medicare Part D data, Dr. Hamm's most prescribed drugs by claims were Amlodipine Besylate.
Has Dr. Jennifer Renee Hamm received payments from drug or device companies?
CMS Open Payments shows $156 in general payments to Dr. Hamm from 5 companies from 2025 to 2025. The largest total came from Biogen, Inc.
How long has Dr. Jennifer Renee Hamm been practicing?
Dr. Hamm graduated from medical school in 2022, 4 years ago.
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