Doctor profile · Federal record
Dr. Anna Royer, MD
Surgery Physician (CMS: General Surgery) · Student in an Organized Health Care Education/Training Program · Lewiston, ME
- NPI 1952620759
- Accepts Medicare
- 16 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
12 High St, Suite 401
Lewiston, ME 042407676
(207) 795-5767
fax (207) 795-2732
Credentials & registration
- NPI registered
- May 2010 — 16 yrs on file
- Profile last updated
- July 8, 2016
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- Maine #MD21088
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1952620759. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
488
Distinct HCPCS
10
Medicare allowed
$39,958
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
G0500 |
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 monito | 91 | 86 | $5 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 79 | 55 | $64 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 50 | 49 | $132 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 43 | 43 | $79 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 36 | 35 | $113 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 36 | 33 | $64 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 28 | 27 | $240 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 24 | 24 | $79 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 18 | 18 | $125 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 17 | 13 | $34 |
In context: peer comparison
Among 6 peers in Lewiston Surgery Physician, average services per provider: 33. This provider delivers 15× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
49
Patients
34
Total drug cost
$421
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydromorphone Hcl | Generic | 21 | 21 | $45 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 15 | 13 | $307 |
| Pantoprazole Sodium | Generic | 13 | 0 | $69 |
Frequently asked questions
What is Dr. Anna Royer's medical specialty?
Dr. Anna Royer practices Surgery Physician in Lewiston, ME.
Where does Dr. Anna Royer practice?
Dr. Anna Royer practices at 12 High St, Lewiston, ME 042407676. Office phone: 2077955767.
What is Dr. Anna Royer's NPI?
Dr. Anna Royer's National Provider Identifier (NPI) is 1952620759, issued by NPPES.
Does Dr. Anna Royer accept Medicare assignment?
Yes. Dr. Anna Royer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Anna Royer commonly perform?
Top Medicare-reported procedures in 2023: 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 monito (HCPCS G0500); Established patient office or other outpatient visit (HCPCS 99213); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.