Doctor profile · Federal record
Dr. Maryann Ally, MD
Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Falls Church, VA
- NPI 1316104359
- Accepts Medicare
- 20 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3300 Gallows RD
Falls Church, VA 220423307
(703) 776-3582 - Mailing address
-
Po Box 232410
San Diego, CA 921932410
Credentials & registration
- NPI registered
- May 2008 — 18 yrs on file
- Profile last updated
- June 29, 2017
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State licenses (2)
- California #C146011 · Virginia #0101245449
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1316104359. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
344
Distinct HCPCS
6
Medicare allowed
$38,580
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 242 | 80 | $122 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 32 | 15 | $51 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 21 | 16 | $82 | |
99239 |
Hospital discharge day management, more than 30 minutes | 20 | 20 | $117 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 15 | 15 | $149 | |
99238 |
Hospital discharge day management, 30 minutes or less | 14 | 14 | $84 |
In context: peer comparison
Among 17 peers in Falls Church Hospitalist Physician, average services per provider: 161. This provider delivers 2.1× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Maryann Ally's medical specialty?
Dr. Maryann Ally practices Hospitalist Physician in Falls Church, VA.
Where does Dr. Maryann Ally practice?
Dr. Maryann Ally practices at 3300 Gallows RD, Falls Church, VA 220423307. Office phone: 7037763582.
What is Dr. Maryann Ally's NPI?
Dr. Maryann Ally's National Provider Identifier (NPI) is 1316104359, issued by NPPES.
Does Dr. Maryann Ally accept Medicare assignment?
Yes. Dr. Maryann Ally accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maryann Ally commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.