Physician Profile
Anna Royer, MD is a healthcare provider in Lewiston, ME specializing in surgery. Anna trained at Boston University School of Medicine, graduating in 2010. Anna is also listed as specializing in student in an organized health care education program. Medicare claims data shows Anna provided 511 services to 459 patients. The services billed most often include moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monit, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and biopsy of large bowel using a flexible endoscope.
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.
12 HIGH ST SUITE 401
Lewiston, ME 04240
Within Surgery (Unspecified) 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
Breast conditions
Cancer
Colorectal
Digestive
Digestive & blood
Digestive health
Endocrine
Infections
Lumps & bumps
Lymphatic
Minor surgery
Skin & scars
Skin & soft tissue
Skin cancer
Vascular
Weight & metabolism
Wound care
Wounds
Most searched procedures
Abdominal
Abdominal surgery
Bariatric
Breast surgery
Cancer
Cancer surgery
Colorectal
Consultations
Diagnostic
Digestive
Digestive health
Endocrine
Infections
Minor surgery
Post-op care
Reconstruction
Skin & soft tissue
Skin cancer
Vascular
Vascular & cancer
Weight loss
Wound care
Wounds
511 services · 459 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
60 | More often than most peers in Surgery |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
29 | More often than most peers in Surgery |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
27 | As often as other peers in Surgery |
| Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monit | Billing code | G0500 |
95 | More often than most peers in Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
70 | More often than most peers in Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
44 | More often than most peers in Surgery |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
43 | As often as other peers in Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
42 | More often than most peers in Surgery |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
33 | More often than most peers in Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
26 | As often as other peers in Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Royer is a general surgeon in Lewiston, ME. That is the designation recorded for this NPI in the federal registry, where it is listed as “Surgery”.
NPI registry
Dr. Royer is listed at 12 High St Suite 401, Lewiston, ME 04240. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (207) 795-5767. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Royer's National Provider Identifier is 1952620759. 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. Royer attended Boston University School of Medicine, graduating in 2010. This comes from the CMS National Downloadable File.
CMS public data
Dr. Royer has 16 years experience. Calculated from a graduation year of 2010, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Royer performs procedures including biopsy of large bowel using a flexible endoscope, removal of polyps or growths of large bowel using an endoscope with mechanical snare and biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, 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. Royer. 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.