Doctor profile · Federal record
Dr. Cassandra Willison, PA-C
Physician Assistant · Baltimore, MD
- NPI 1083135735
- MIPS 74.4 / 100 · 2023
- 9 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4940 Eastern Ave
Baltimore, MD 21224
(410) 550-7900 - Mailing address
-
9910 Franklin Square Dr Ste 2110
Baltimore, MD 212364902
Credentials & registration
- NPI registered
- July 2017 — 9 yrs on file
- Profile last updated
- June 13, 2021
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- Maryland #C06526
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1083135735. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
295
Distinct HCPCS
4
Medicare allowed
$30,700
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
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 | 93 | 53 | $28 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 85 | 84 | $129 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 77 | 77 | $164 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 40 | 40 | $114 |
In context: peer comparison
Among 215 peers in Baltimore Physician Assistant, average services per provider: 82. This provider delivers 3.6× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Cassandra Willison's medical specialty?
Dr. Cassandra Willison practices Physician Assistant in Baltimore, MD.
Where does Dr. Cassandra Willison practice?
Dr. Cassandra Willison practices at 4940 Eastern Ave, Baltimore, MD 21224. Office phone: 4105507900.
What is Dr. Cassandra Willison's NPI?
Dr. Cassandra Willison's National Provider Identifier (NPI) is 1083135735, issued by NPPES.
Does Dr. Cassandra Willison accept Medicare assignment?
Dr. Cassandra Willison does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Cassandra Willison commonly perform?
Top Medicare-reported procedures in 2023: 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 (HCPCS G2212); Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.