Dr. Katharine Marie Ammons, MD
- Medicare services, 2024
- 15,822
- Medicare patients, 2024
- 738
- Part D claims, 2024
- 19,507
- MIPS score, 2024
- 83
- Hospital affiliations
- 4
- Practice address
- 1825 Martha Berry Blvd., Rome, GA 30165
- Practice phone
- Call (706) 238-8010
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Harbin Clinic Gastroenterology Endoscopy & GI Lab Rome
Surgery Center - Medicare-Certified · Rome, Georgia
Find Dr. Ammons' professional email, personal email and mobile number
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Dr. Katharine Marie Ammons is an internist in Rome, Georgia
Dr. Ammons practices at Harbin Clinic Gastroenterology Endoscopy & GI Lab Rome in Rome, Georgia.
Dr. Ammons' NPI, 1962562207, was assigned on December 9, 2006. Dr. Ammons graduated from Mercer University School of Medicine in 1992. Dr. Ammons holds Georgia license 037744.
- NPI
- 1962562207NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052356037
- NPI enumeration date
- December 9, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (706) 238-8010
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Katharine Marie Ammons practices at Harbin Clinic Gastroenterology Endoscopy & GI Lab Rome in Rome, Georgia
Dr. Ammons' primary practice is Harbin Clinic Gastroenterology Endoscopy & GI Lab Rome, at 1825 Martha Berry Blvd., Rome, GA 30165. The practice phone is (706) 238-8010.
- Harbin Clinic Gastroenterology Endoscopy & GI Lab Rome1825 Martha Berry Blvd., Rome, GA 30165Phone(706) 238-8010
Source: Dmand AI Affiliation Data
Dr. Katharine Marie Ammons is affiliated with 9 sites of care and 2 medical groups
Dr. Ammons' primary practice is Harbin Clinic Gastroenterology Endoscopy & GI Lab Rome in Rome, Georgia. Dr. Ammons is also affiliated with Atrium Health Floyd Medical Center. The medical group on file is Harbin Clinic. Dmand AI also links Dr. Ammons to 3 more hospitals, 4 home health agencies and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Katharine Marie Ammons' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ammons practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Harbin Clinic Gastroenterology Endoscopy & GI Lab Rome | Available with a free account |
| +8 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Katharine Marie Ammons is one of 3,575 internists in Georgia
Internal medicine is Dr. Ammons' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Ammons is licensed in Georgia.
Specialties and state licenses
- Internal medicine, GeorgiaPrimary
Internists near Dr. Ammons
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. Katharine Marie Ammons billed Medicare for 15,822 services in 2024
CMS data shows 15,822 Medicare services from Dr. Ammons across 47 procedure codes in 2024, for 738 Medicare patients. Medicare paid $158,731 for them. Every service was in an office.
Dr. Ammons' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 7,1992024: 11,34758%
- Lab and pathology
- 2023: 2,4202024: 2,428No change
- Office and hospital visits
- 2023: 9622024: 9432%
- Surgery
- 2023: 6672024: 6118%
- Imaging
- 2023: 3882024: 3607%
- Tests and treatments
- 2023: 2222024: 13340%
- Drugs given in the office
- 2023: 792024: 0100%
Dr. Ammons compared with the Georgia median for internists, 2024
- Dr. Ammons
- Georgia median
- Medicare services
- 15,822vs 53629.5 times
- Medicare patients
- 738vs 1943.8 times
- Part D claims
- 18,625vs 33954.9 times
Medians across 3,344 internists in Georgia with Dmand AI profiles that report each measure.
Dr. Ammons' 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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Katharine Marie Ammons treated 738 Medicare patients in 2024, average age 73
CMS counts 738 Medicare patients who saw Dr. Ammons in 2024. The largest group is 65 to 74, with 303 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.30, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Ammons' median patient age at 71, with 68% women.
Dr. Ammons' Medicare patients by age, 2024
Dr. Ammons' Medicare patients by sex, 2024
- Women48866%
- Men25034%
Chronic conditions among Dr. Ammons' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis53%
- Diabetes34%
- Ischemic heart disease34%
- Mood disorders34%
- Depression33%
- Anxiety32%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ammons' 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
- Women68%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Katharine Marie Ammons wrote 19,507 Medicare Part D claims in 2024
In 2024, Dr. Ammons wrote 19,507 Medicare Part D claims for 968 patients. 89% of them were for generic drugs. CMS names the drug for 18,625 of them, across 223 drugs with 11 or more claims each, at $1,293,797 in total drug cost. In 2023, CMS named 19,654 claims across 234 drugs.
Dr. Ammons' Part D claims by kind of drug, 2024
- Generic17,301 claims89%
- Brand-name2,056 claims11%
- Other150 claims1%
Dr. Ammons' 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 Dr. Ammons' Part D claims, 2024
- Opioids6%1,232 of 19,507 claims
- Antibiotics1%235 of 19,507 claims
- Antipsychotics, patients 65 and over1%209 of 19,507 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: 19,6542024: 18,6255%
Drugs named by CMS: 223 in 2024, 234 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
Dr. Katharine Marie Ammons scored 83 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for Dr. Ammons for performance year 2024, reported as part of a group. Dr. Ammons accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Ammons' MIPS scores, performance year 2024
- 83of 100Final score
- 65.7of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 78of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Katharine Marie Ammons received $3,838 in industry payments from 2016 to 2025
CMS Open Payments shows 256 general payments to Dr. Ammons from 25 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $688.
General payments to Dr. Ammons by program year, 2016 to 2025
Companies that paid Dr. Ammons 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. Katharine Marie Ammons graduated from Mercer University School of Medicine
Dr. Ammons graduated from Mercer University School of Medicine in 1992.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Katharine Marie Ammons'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 DataDmand AI Org Hierarchy 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)Clinician Public Reporting: Overall MIPS Performance (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. Katharine Marie Ammons
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What is Dr. Katharine Marie Ammons' NPI number?
Dr. Katharine Marie Ammons' NPI number is 1962562207. It was assigned on December 9, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Katharine Marie Ammons?
Dr. Katharine Marie Ammons is an internist in Rome, Georgia. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Katharine Marie Ammons practice?
Dr. Ammons practices at 1825 Martha Berry Blvd., Rome, GA 30165. Dr. Ammons' primary practice is Harbin Clinic Gastroenterology Endoscopy & GI Lab Rome in Rome, Georgia. Dmand AI also links Dr. Ammons to 3 hospitals, 4 home health agencies and 1 medical group.
What is Dr. Katharine Marie Ammons' office phone number?
The practice phone on file for Dr. Ammons is (706) 238-8010.
What is Dr. Katharine Marie Ammons' medical license number?
Dr. Ammons holds Georgia license 037744.
Which hospitals is Dr. Katharine Marie Ammons affiliated with?
Dr. Ammons is affiliated with Atrium Health Floyd Medical Center. Dmand AI links Dr. Ammons to 3 more hospitals.
What medical group is Dr. Katharine Marie Ammons part of?
Dr. Ammons is linked to Harbin Clinic. Dmand AI links Dr. Ammons to 1 more medical group.
Does Dr. Katharine Marie Ammons accept Medicare?
Yes. CMS data shows Dr. Ammons billed Medicare for 15,822 services in 2024, and Dr. Ammons accepts Medicare assignment.
What is Dr. Katharine Marie Ammons' MIPS score?
Dr. Ammons' MIPS final score for performance year 2024 is 83 out of 100, reported as part of a group.
How many Medicare patients does Dr. Katharine Marie Ammons see?
CMS counts 738 Medicare patients who saw Dr. Ammons in 2024, with an average age of 73.
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What services does Dr. Katharine Marie Ammons bill to Medicare?
In 2024, Dr. Ammons' most billed Medicare services were medicare temporary code (Q9967), office visit, established patient (99214) and surgery: heart and blood vessels (36415).
Where did Dr. Katharine Marie Ammons go to medical school?
Dr. Ammons graduated from Mercer University School of Medicine in 1992.
What drugs does Dr. Katharine Marie Ammons prescribe most?
In 2024 Medicare Part D data, Dr. Ammons' most prescribed drugs by claims were Amlodipine Besylate, Hydrocodone-Acetaminophen and Atorvastatin Calcium.
Has Dr. Katharine Marie Ammons received payments from drug or device companies?
CMS Open Payments shows $3,838 in general payments to Dr. Ammons from 25 companies from 2016 to 2025. The largest total came from Pfizer Inc.
How long has Dr. Katharine Marie Ammons been practicing?
Dr. Ammons graduated from medical school in 1992, 34 years ago.
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