Provider Profile
Adam D. Farmer, MBBS, PhD practices gastroenterology in Saint Louis, MO. Medicare claims data shows Adam provided 97 services to 88 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1201 S GRAND BLVD
Saint Louis, MO 63104
Within Gastroenterology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Biliary and pancreas
Colon and anorectal
Esophagus and swallowing
Functional bowel and motility
Liver
Stomach and duodenum
Bowel & Colon
Digestive Symptoms
Gallbladder & Bile Ducts
Most searched procedures
Lower endoscopy
Upper endoscopy
Capsule and physiology testing
Diagnostic Testing
Liver procedures
Treatments
97 services · 88 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Study of esophagus to assess movement | Treatment | 91010 |
14 | Less often than most peers in Gastroenterology |
| Monitoring and recording of esophageal function through nasal tube with electrode | Treatment | 91037 |
11 | Less often than most peers in Gastroenterology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
27 | Less often than most peers in Gastroenterology |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
16 | Less often than most peers in Gastroenterology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
15 | Less often than most peers in Gastroenterology |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
14 | Less often than most peers in Gastroenterology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Farmer is a gastroenterologist in Saint Louis, MO. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Dr. Farmer is listed at 1201 S Grand Blvd, Saint Louis, MO 63104. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (314) 617-3552. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Farmer's National Provider Identifier is 1942050463. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Farmer attended Other, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
Dr. Farmer has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Farmer provides treatments such as study of esophagus to assess movement and monitoring and recording of esophageal function through nasal tube with electrode, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Farmer. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.