Doctor profile · Federal record
Dr. William Rollow, MD
Family Medicine Physician (CMS: Family Practice) · Ellicott City, MD
- NPI 1790929719
- Accepts Medicare
- 49 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
9501 Old Annapolis RD Ste 205
Ellicott City, MD 210426336
(410) 648-2555
Credentials & registration
- NPI registered
- April 2009 — 17 yrs on file
- Profile last updated
- June 24, 2024
- Year of graduation
- 1977 — 49 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Maryland #D0058165
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1790929719. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
399
Distinct HCPCS
5
Medicare allowed
$62,807
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 189 | 77 | $184 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 159 | 69 | $134 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 21 | 21 | $231 | |
G2212 |
Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | 16 | 15 | $33 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 14 | 11 | $95 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 70. This provider delivers 5.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
395
Patients
17
Total drug cost
$39,694
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Liothyronine Sodium | Generic | 89 | 17 | $3,249 |
| Oxycodone Hcl | Generic | 43 | 0 | $2,410 |
| Levothyroxine Sodium | Generic | 36 | 0 | $294 |
| Carisoprodol | Generic | 26 | 0 | $81 |
| Spravato (Esketamine Hcl) | Brand | 26 | 0 | $30,214 |
| Fentanyl | Generic | 22 | 0 | $1,681 |
| Prednisone | Generic | 22 | 0 | $169 |
| Metformin Hcl | Generic | 19 | 0 | $87 |
| Trazodone Hcl | Generic | 19 | 0 | $230 |
| Doxycycline Hyclate | Generic | 18 | 0 | $830 |
Frequently asked questions
What is Dr. William Rollow's medical specialty?
Dr. William Rollow practices Family Medicine Physician in Ellicott City, MD.
Where does Dr. William Rollow practice?
Dr. William Rollow practices at 9501 Old Annapolis RD Ste 205, Ellicott City, MD 210426336. Office phone: 4106482555.
What is Dr. William Rollow's NPI?
Dr. William Rollow's National Provider Identifier (NPI) is 1790929719, issued by NPPES.
Does Dr. William Rollow accept Medicare assignment?
Yes. Dr. William Rollow accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Rollow commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.