Doctor profile · Federal record
Dr. Cassandra Brewster, MD
Family Medicine Physician (CMS: Family Practice) · Harrisonville, MO
- NPI 1801826193
- Accepts Medicare
- MIPS 100.0 / 100 · 2023
- 21 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2820 E Rock Haven RD Ste 210
Harrisonville, MO 647014414
(816) 380-7470
fax (816) 710-8818 - Mailing address
-
300 S Main St, P O Box 788
Peculiar, MO 640789603
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- April 6, 2026
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Missouri #2005036189
- Medicaid
- MO #207346206
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1801826193. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
681
Distinct HCPCS
10
Medicare allowed
$71,504
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 348 | 187 | $119 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 66 | 53 | $84 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 52 | 51 | $74 | |
G0008 |
Administration of influenza virus vaccine | 51 | 50 | $28 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 48 | 48 | $120 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 31 | 31 | $156 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 20 | 20 | $283 | |
G0009 |
Administration of pneumococcal vaccine | 20 | 20 | $28 | |
81003 |
Automated urinalysis test | 18 | 16 | $2 | |
87635 |
Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen | 16 | 16 | $50 |
In context: peer comparison
Among 2 peers in Harrisonville Family Medicine Physician, average services per provider: 93. This provider delivers 7.3× the peer median.Open Payments
Industry payments received
All-time total
$682
Transactions
39
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pfizer INC. | 12 | $158.56 | |
| Novo Nordisk INC | 7 | $128.55 | |
| AstraZeneca Pharmaceuticals Lp | 4 | $62.88 | |
| Abbvie INC. | 2 | $39.45 | |
| Boston Scientific Corporation | 1 | $35.13 | |
| Exact Sciences Corporation | 2 | $32.84 | |
| Vanda Pharmaceuticals INC. | 1 | $31.72 | |
| Lilly USA, LLC | 2 | $30.34 | |
| Phathom Pharmaceuticals, INC. | 2 | $29.86 | |
| Sumitomo Pharma America, INC. | 1 | $19.89 | |
| Astellas Pharma US INC | 1 | $18.60 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 1 | $17.31 | |
| Amgen INC. | 1 | $17.08 | |
| Abbott Laboratories | 1 | $16.83 | |
| Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) | 1 | $15.32 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,720
Patients
1,084
Total drug cost
$47,486
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 445 | 111 | $6,896 |
| Amlodipine Besylate | Generic | 382 | 109 | $2,594 |
| Atorvastatin Calcium | Generic | 381 | 114 | $4,549 |
| Losartan Potassium | Generic | 289 | 82 | $3,645 |
| Lisinopril | Generic | 287 | 86 | $2,302 |
| Rosuvastatin Calcium | Generic | 270 | 79 | $4,813 |
| Omeprazole | Generic | 265 | 86 | $3,793 |
| Metoprolol Succinate | Generic | 224 | 66 | $4,084 |
| Hydrochlorothiazide | Generic | 194 | 60 | $664 |
| Pantoprazole Sodium | Generic | 192 | 54 | $3,759 |
Hospital affiliations
Frequently asked questions
What is Dr. Cassandra Brewster's medical specialty?
Dr. Cassandra Brewster practices Family Medicine Physician in Harrisonville, MO.
Where does Dr. Cassandra Brewster practice?
Dr. Cassandra Brewster practices at 2820 E Rock Haven RD Ste 210, Harrisonville, MO 647014414. Office phone: 8163807470.
What is Dr. Cassandra Brewster's NPI?
Dr. Cassandra Brewster's National Provider Identifier (NPI) is 1801826193, issued by NPPES.
Does Dr. Cassandra Brewster accept Medicare assignment?
Yes. Dr. Cassandra Brewster accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cassandra Brewster 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); Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage (HCPCS 90694). Source: CMS Medicare Physician & Other Practitioners file.