J Neurogastroenterol Motil
Dr. Andrew N. Lake, MD
NPI1821224809PAC ID1759672108
- Medicare services, 2024
- 1,157
- Medicare patients, 2024
- 582
- Part D claims, 2024
- 1,783
- Publications
- 1
- MIPS score, 2024
- 88
- Practice address
- 2324 Limestone Overlook, Suite 200, Gainesville, GA 30501
- Practice phone
- Call (770) 297-5324
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Gainesville Endoscopy Center
Surgery Center - Medicare-Certified · Gainesville, Georgia
Find Dr. Lake's professional email, personal email and mobile number
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Dr. Andrew N. Lake is a gastroenterologist in Gainesville, Georgia
Dr. Lake practices at Gainesville Endoscopy Center in Gainesville, Georgia.
Dr. Lake's NPI, 1821224809, was assigned on June 4, 2009. Dr. Lake graduated from Medical College of Georgia School of Medicine in 2009. Dr. Lake holds Georgia license 072389.
NPI and contact details
- NPI
- 1821224809NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1759672108
- NPI enumeration date
- June 4, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (770) 297-5324
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Andrew N. Lake practices at Gainesville Endoscopy Center in Gainesville, Georgia
Dr. Lake's primary practice is Gainesville Endoscopy Center, at 2324 Limestone Overlook, Suite 200, Gainesville, GA 30501. The practice phone is (770) 297-5324.
- Gainesville Endoscopy Center2324 Limestone Overlook, Suite 200, Gainesville, GA 30501Phone(770) 297-5324
Source: Dmand AI Affiliation Data
Dr. Andrew N. Lake is affiliated with 5 sites of care and 2 medical groups
Dr. Lake's primary practice is Gainesville Endoscopy Center in Gainesville, Georgia. Dr. Lake is also affiliated with Northeast Georgia Medical Center Gainesville. The medical group on file is Northeast Georgia Physicians Group Inpatient Neurology. Dmand AI also links Dr. Lake to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.
Gainesville Endoscopy CenterPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Andrew N. Lake's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lake practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Gainesville Endoscopy Center | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Andrew N. Lake is one of 503 gastroenterologists in Georgia
Gastroenterology is Dr. Lake's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Lake is licensed in Georgia.
Specialties and state licenses
- Gastroenterology, GeorgiaPrimary
Gastroenterologists near Dr. Lake
Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.
503gastroenterologists in Georgia
6gastroenterologists in Gainesville
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Andrew N. Lake billed Medicare for 1,157 services in 2024
CMS data shows 1,157 Medicare services from Dr. Lake across 12 procedure codes in 2024, for 582 Medicare patients. Medicare paid $88,752 for them.
Medicare services, 20241,157
Medicare patients582
Paid by Medicare$88,752
Procedure codes12
Dr. Lake's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 4792024: 4673%
- Surgery
- 2023: 4142024: 4283%
- Office and hospital visits
- 2023: 3532024: 24630%
- Other services
- 2023: 172024: 166%
- Tests and treatments
- 2023: 232024: 0100%
Where Dr. Lake's Medicare services took place, 2024
- In an office71362%
- In a facility44438%
Dr. Lake compared with the Georgia median for gastroenterologists, 2024
- Dr. Lake
- Georgia median
- Medicare services
- 1,157vs 4942.3 times
- Medicare patients
- 582vs 29796% above
- Part D claims
- 1,572vs 5033.1 times
Medians across 499 gastroenterologists in Georgia with Dmand AI profiles that report each measure.
Dr. Lake'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. Lake and other gastroenterologists in Georgia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Andrew N. Lake treated 582 Medicare patients in 2024, average age 73
CMS counts 582 Medicare patients who saw Dr. Lake in 2024. The largest group is 65 to 74, with 309 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 7% are also on Medicaid. Their average risk score is 1.35, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Lake's median patient age at 64, with 55% women.
Medicare patients, 2024582
Average age73
Average risk score1.35
Also on Medicaid7%
Dr. Lake's Medicare patients by age, 2024
Dr. Lake's Medicare patients by sex, 2024
- Women29751%
- Men28549%
Chronic conditions among Dr. Lake's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis49%
- Ischemic heart disease34%
- Chronic kidney disease33%
- Anxiety30%
- Diabetes29%
- Mood disorders29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lake's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Andrew N. Lake wrote 1,783 Medicare Part D claims in 2024
In 2024, Dr. Lake wrote 1,783 Medicare Part D claims for 563 patients. 80% of them were for generic drugs. CMS names the drug for 1,572 of them, across 32 drugs with 11 or more claims each, at $212,712 in total drug cost. In 2023, CMS named 1,659 claims across 30 drugs.
Part D claims, 20241,783
Drugs named by CMS32
Total drug cost$212,712
Part D patients563
Dr. Lake's Part D claims by kind of drug, 2024
- Generic1,429 claims80%
- Brand-name354 claims20%
Dr. Lake'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.
Drug classes CMS tracks in Dr. Lake's Part D claims, 2024
- Antibiotics3%60 of 1,783 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: 1,6592024: 1,5725%
Drugs named by CMS: 32 in 2024, 30 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. Andrew N. Lake scored 88 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Lake for performance year 2024, reported as part of a group. Dr. Lake accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 310 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Lake, more than 96% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Lake's MIPS scores, performance year 2024
- 88of 100Final score
- 80.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 79of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Lake ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 96th percentile310 procedures
- Colonoscopy
- 93rd percentile188 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Andrew N. Lake has 1 publication on record
Dmand AI links 1 paper to Dr. Lake. Dr. Lake's most frequent co-author is Sebastian Larion, MD.
Papers1
Dr. Lake's most frequent co-authors
Recent publications by Dr. Lake
See who Dr. Lake researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lake works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Andrew N. Lake received $10,896 in industry payments from 2016 to 2025
CMS Open Payments shows 567 general payments to Dr. Lake from 44 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 89% of the total. Abbvie Inc. paid the most, $2,475.
General payments to Dr. Lake by program year, 2016 to 2025
General payments to Dr. Lake by kind, 2016 to 2025
$10.9Kin total
- Food and beverage$9,73389%
- Travel and lodging$7537%
- Education$4114%
Companies that paid Dr. Lake 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. Andrew N. Lake graduated from Medical College of Georgia School of Medicine
Dr. Lake graduated from Medical College of Georgia School of Medicine in 2009.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Andrew N. Lake'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Andrew N. Lake
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. Andrew N. Lake's NPI number?
Dr. Andrew N. Lake's NPI number is 1821224809. It was assigned on June 4, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Andrew N. Lake?
Dr. Andrew N. Lake is a gastroenterologist in Gainesville, Georgia. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Andrew N. Lake practice?
Dr. Lake practices at 2324 Limestone Overlook, Suite 200, Gainesville, GA 30501. Dr. Lake's primary practice is Gainesville Endoscopy Center in Gainesville, Georgia. Dmand AI also links Dr. Lake to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Dr. Andrew N. Lake's office phone number?
The practice phone on file for Dr. Lake is (770) 297-5324.
What is Dr. Andrew N. Lake's medical license number?
Dr. Lake holds Georgia license 072389.
Which hospitals is Dr. Andrew N. Lake affiliated with?
Dr. Lake is affiliated with Northeast Georgia Medical Center Gainesville. Dmand AI links Dr. Lake to 1 more hospital.
What medical group is Dr. Andrew N. Lake part of?
Dr. Lake is linked to Northeast Georgia Physicians Group Inpatient Neurology. Dmand AI links Dr. Lake to 1 more medical group.
Does Dr. Andrew N. Lake accept Medicare?
Yes. CMS data shows Dr. Lake billed Medicare for 1,157 services in 2024, and Dr. Lake accepts Medicare assignment.
What is Dr. Andrew N. Lake's MIPS score?
Dr. Lake's MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.
How many Medicare patients does Dr. Andrew N. Lake see?
CMS counts 582 Medicare patients who saw Dr. Lake in 2024, with an average age of 73.
Show 7 more questionsShow fewer questions
What services does Dr. Andrew N. Lake bill to Medicare?
In 2024, Dr. Lake's most billed Medicare services were lab and pathology test (88305), surgery: digestive system (45385) and surgery: digestive system (43239).
Where did Dr. Andrew N. Lake go to medical school?
Dr. Lake graduated from Medical College of Georgia School of Medicine in 2009.
What drugs does Dr. Andrew N. Lake prescribe most?
In 2024 Medicare Part D data, Dr. Lake's most prescribed drugs by claims were Omeprazole, Pantoprazole Sodium and Ondansetron ODT.
Has Dr. Andrew N. Lake received payments from drug or device companies?
CMS Open Payments shows $10,896 in general payments to Dr. Lake from 44 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Andrew N. Lake been practicing?
Dr. Lake graduated from medical school in 2009, 17 years ago.
Does Dr. Andrew N. Lake do research?
Dmand AI links 1 publication to Dr. Lake.
Who does Dr. Andrew N. Lake publish with?
Dr. Lake's most frequent co-authors are Sebastian Larion, MD (1 shared paper).
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