Doctor profile · Federal record
Dr. Michelle Cassara, MD
Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Arvada, CO
- NPI 1518092972
- Accepts Medicare
- 25 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
15389 W 91St Dr Ste 200
Arvada, CO 800071406
(303) 403-7933
fax (303) 403-7945
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- January 30, 2025
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- Colorado #46410
- Medicaid
- CO #69820244
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1518092972. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
384
Distinct HCPCS
4
Medicare allowed
$57,262
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 177 | 136 | $131 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 148 | 70 | $183 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 40 | 39 | $93 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 19 | 19 | $170 |
In context: peer comparison
Among 1 peers in Arvada Endocrinology, Diabetes & Metabolism Physician, average services per provider: 96. This provider delivers 4.0× the peer median.Open Payments
Industry payments received
All-time total
$11,681
Transactions
43
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novo Nordisk INC | 12 | $10,621.99 | |
| Medtronic, INC. | 10 | $430.29 | |
| Beta Bionics, INC. | 1 | $157.84 | |
| Lilly USA, LLC | 5 | $102.32 | |
| Alexion Pharmaceuticals, INC. | 2 | $56.60 | |
| Tandem Diabetes Care, INC. | 2 | $47.29 | |
| Dexcom, INC. | 2 | $43.47 | |
| Ascensia Diabetes Care US INC. | 2 | $30.78 | |
| Kyowa Kirin, INC. | 1 | $28.07 | |
| Radius Health, INC. | 1 | $28.07 | |
| Madrigal Pharmaceuticals | 1 | $25.96 | |
| Sanofi-Aventis U.S. LLC | 1 | $24.70 | |
| Abbott Laboratories | 1 | $22.48 | |
| Amgen INC. | 1 | $21.43 | |
| CeQur Corporation | 1 | $20.41 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,703
Patients
497
Total drug cost
$984,083
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 485 | 140 | $9,773 |
| Metformin Hcl | Generic | 190 | 53 | $2,733 |
| Synthroid (Levothyroxine Sodium) | Brand | 157 | 43 | $21,334 |
| Liothyronine Sodium | Generic | 113 | 32 | $6,305 |
| Trulicity (Dulaglutide) | Brand | 107 | 24 | $202,453 |
| Ozempic (Semaglutide) | Brand | 96 | 28 | $164,662 |
| Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) | Brand | 89 | 32 | $74,095 |
| Humalog (Insulin Lispro) | Brand | 75 | 21 | $133,105 |
| Ultra-Fine Mini Pen Needle (Pen Needle, Diabetic) | Brand | 74 | 27 | $7,746 |
| Jardiance (Empagliflozin) | Brand | 70 | 18 | $98,170 |
Hospital affiliations
Frequently asked questions
What is Dr. Michelle Cassara's medical specialty?
Dr. Michelle Cassara practices Endocrinology, Diabetes & Metabolism Physician in Arvada, CO.
Where does Dr. Michelle Cassara practice?
Dr. Michelle Cassara practices at 15389 W 91St Dr Ste 200, Arvada, CO 800071406. Office phone: 3034037933.
What is Dr. Michelle Cassara's NPI?
Dr. Michelle Cassara's National Provider Identifier (NPI) is 1518092972, issued by NPPES.
Does Dr. Michelle Cassara accept Medicare assignment?
Yes. Dr. Michelle Cassara accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michelle Cassara 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 99215); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.