Dr. Gretchen Nicole Anderson, DO
- Medicare services, 2024
- 94
- Medicare patients, 2024
- 75
- Hospital affiliations
- 4
- Industry payments
- $12,600
- Medical groups
- 6
- Practice address
- 350 Hospital Drive, Macon, GA 31217
- Practice phone
- Call (478) 765-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Anderson'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. Gretchen Nicole Anderson is a gastroenterologist in Macon, Georgia
Dr. Anderson practices at Piedmont Macon Medical Center in Macon, Georgia, part of Piedmont Healthcare.
Dr. Anderson's NPI, 1811286297, was assigned on April 6, 2011. Dr. Anderson holds Georgia license 075910.
- NPI
- 1811286297NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2961795703
- NPI enumeration date
- April 6, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (478) 765-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gretchen Nicole Anderson practices at Piedmont Macon Medical Center in Macon, Georgia
Dr. Anderson's primary practice is Piedmont Macon Medical Center, at 350 Hospital Drive, Macon, GA 31217 in Bibb County. The practice phone is (478) 765-7000.
- Piedmont Macon Medical Center350 Hospital Drive, Macon, GA 31217 · Bibb CountyPhone(478) 765-7000
Source: Dmand AI Affiliation Data
Dr. Gretchen Nicole Anderson is affiliated with 5 sites of care and 6 medical groups
Dr. Anderson's primary practice is Piedmont Macon Medical Center in Macon, Georgia, part of Piedmont Healthcare. Dr. Anderson is also affiliated with Phoebe Putney Memorial Hospital. The medical group on file is Wellstar Medical Group. Dmand AI also links Dr. Anderson to 2 more hospitals, 5 medical groups and 1 group practice or clinic, 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. Gretchen Nicole Anderson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Anderson practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Piedmont Macon Medical Center | Available with a free account |
| +4 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gretchen Nicole Anderson is one of 503 gastroenterologists in Georgia
Gastroenterology is Dr. Anderson's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dmand AI has Dr. Anderson's licenses on file in 3 states: Georgia, Michigan and Ohio.
Specialties and state licenses
- Gastroenterology, GeorgiaPrimary
- Internal medicine, Michigan
- Ohio license
Gastroenterologists near Dr. Anderson
Counts of gastroenterologists 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. Gretchen Nicole Anderson billed Medicare for 94 services in 2024
CMS data shows 94 Medicare services from Dr. Anderson across 4 procedure codes in 2024, for 75 Medicare patients. Medicare paid $5,617 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Anderson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 922024: 6826%
- Surgery
- 2023: 412024: 2637%
Dr. Anderson compared with the Georgia median for gastroenterologists, 2024
- Dr. Anderson
- Georgia median
- Medicare services
- 94vs 49481% below
- Medicare patients
- 75vs 29775% below
Medians across 499 gastroenterologists in Georgia with Dmand AI profiles that report each measure.
Dr. Anderson's 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Anderson and other gastroenterologists in Georgia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gretchen Nicole Anderson treated 75 Medicare patients in 2024, average age 77
CMS counts 75 Medicare patients who saw Dr. Anderson in 2024. The largest group is 75 to 84, with 29 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 2.38, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Anderson's median patient age at 71, with 49% women.
Dr. Anderson's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Anderson's Medicare patients by sex, 2024
- Women3344%
- Men4256%
Chronic conditions among Dr. Anderson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis65%
- Chronic kidney disease52%
- Ischemic heart disease45%
- Mood disorders45%
- Atrial fibrillation44%
- Diabetes44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Anderson's 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
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gretchen Nicole Anderson ranks in the 64th percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Anderson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 53 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Anderson, more than 64% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Anderson ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 64th percentile53 procedures
- Colonoscopy
- 51st percentile26 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Gretchen Nicole Anderson received $12,600 in industry payments from 2016 to 2025
CMS Open Payments shows 38 general payments to Dr. Anderson from 7 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 77% of the total. Abbvie Inc. paid the most, $12,334.
General payments to Dr. Anderson by program year, 2016 to 2025
General payments to Dr. Anderson by kind, 2016 to 2025
- Speaker and faculty fees$9,75077%
- Travel and lodging$1,90915%
- Food and beverage$9117%
- Education$300%
Companies that paid Dr. Anderson the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Gretchen Nicole Anderson'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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. Gretchen Nicole Anderson
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. Gretchen Nicole Anderson's NPI number?
Dr. Gretchen Nicole Anderson's NPI number is 1811286297. It was assigned on April 6, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Gretchen Nicole Anderson?
Dr. Gretchen Nicole Anderson is a gastroenterologist in Macon, Georgia. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Gretchen Nicole Anderson practice?
Dr. Anderson practices at 350 Hospital Drive, Macon, GA 31217. Dr. Anderson's primary practice is Piedmont Macon Medical Center in Macon, Georgia, part of Piedmont Healthcare. Dmand AI also links Dr. Anderson to 2 hospitals, 5 medical groups and 1 group practice or clinic.
What is Dr. Gretchen Nicole Anderson's office phone number?
The practice phone on file for Dr. Anderson is (478) 765-7000.
What is Dr. Gretchen Nicole Anderson's medical license number?
Dr. Anderson holds Georgia license 075910, one of the licenses on file in 3 states.
Which states has Dr. Gretchen Nicole Anderson been licensed in?
Dmand AI has state licenses on file for Dr. Anderson in Georgia, Michigan and Ohio.
Which hospitals is Dr. Gretchen Nicole Anderson affiliated with?
Dr. Anderson practices at Piedmont Macon Medical Center in Macon, Georgia. Dr. Anderson is also affiliated with Phoebe Putney Memorial Hospital. Dmand AI links Dr. Anderson to 2 more hospitals.
What medical group is Dr. Gretchen Nicole Anderson part of?
Dr. Anderson is linked to Wellstar Medical Group. Dmand AI links Dr. Anderson to 5 more medical groups.
Does Dr. Gretchen Nicole Anderson accept Medicare?
Yes. CMS data shows Dr. Anderson billed Medicare for 94 services in 2024, and Dr. Anderson accepts Medicare assignment.
How many Medicare patients does Dr. Gretchen Nicole Anderson see?
CMS counts 75 Medicare patients who saw Dr. Anderson in 2024, with an average age of 77.
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What services does Dr. Gretchen Nicole Anderson bill to Medicare?
In 2024, Dr. Anderson's most billed Medicare services were hospital inpatient care (99232), surgery: digestive system (43239) and hospital inpatient care (99231).
Has Dr. Gretchen Nicole Anderson received payments from drug or device companies?
CMS Open Payments shows $12,600 in general payments to Dr. Anderson from 7 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Gretchen Nicole Anderson been practicing?
Dr. Anderson graduated from medical school in 2010, 16 years ago.
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