Doctor profile · Federal record
Dr. Amy Lo, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Pediatrics Physician · Acton, MA
- NPI 1174783526
- Accepts Medicare
- 19 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
321 Main St
Acton, MA 017203799
(978) 635-8700
fax (978) 635-8921
Credentials & registration
- NPI registered
- June 2008 — 18 yrs on file
- Profile last updated
- September 27, 2023
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Massachusetts #247460
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1174783526. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
599
Distinct HCPCS
10
Medicare allowed
$37,060
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 244 | 145 | $100 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 59 | 52 | $88 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 59 | 59 | $47 | |
36415 |
Insertion of needle into vein for collection of blood sample | 41 | 33 | $6 | |
80053 |
Blood test, comprehensive group of blood chemicals | 32 | 28 | $10 | |
G0008 |
Administration of influenza virus vaccine | 31 | 31 | $31 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 30 | 27 | $7 | |
90662 |
Influenza vaccine split virus, preservative free | 20 | 20 | $72 | |
84443 |
Blood test, thyroid stimulating hormone (tsh) | 17 | 17 | $16 | |
83036 |
Hemoglobin a1c level | 15 | 14 | $10 |
In context: peer comparison
Among 6 peers in Acton Internal Medicine Physician, average services per provider: 59. This provider delivers 10× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,001
Patients
650
Total drug cost
$43,275
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 325 | 98 | $8,128 |
| Lisinopril | Generic | 226 | 75 | $2,070 |
| Levothyroxine Sodium | Generic | 205 | 61 | $3,674 |
| Amlodipine Besylate | Generic | 188 | 64 | $1,237 |
| Omeprazole | Generic | 157 | 54 | $2,720 |
| Simvastatin | Generic | 113 | 35 | $1,086 |
| Rosuvastatin Calcium | Generic | 110 | 36 | $9,529 |
| Losartan Potassium | Generic | 97 | 30 | $1,471 |
| Sertraline Hcl | Generic | 92 | 25 | $2,989 |
| Duloxetine Hcl | Generic | 85 | 21 | $4,999 |
Hospital affiliations
Frequently asked questions
What is Dr. Amy Lo's medical specialty?
Dr. Amy Lo practices Internal Medicine Physician in Acton, MA.
Where does Dr. Amy Lo practice?
Dr. Amy Lo practices at 321 Main St, Acton, MA 017203799. Office phone: 9786358700.
What is Dr. Amy Lo's NPI?
Dr. Amy Lo's National Provider Identifier (NPI) is 1174783526, issued by NPPES.
Does Dr. Amy Lo accept Medicare assignment?
Yes. Dr. Amy Lo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Amy Lo commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.