Doctor profile · Federal record
Dr. Darin Olson, M.D., PH.D.
Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Endocrinology, Diabetes & Metabolism Physician · Fort Collins, CO
- NPI 1043324700
- Accepts Medicare
- 29 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
2121 E Harmony RD Unit 230
Fort Collins, CO 805283401
(970) 926-6340
fax (970) 224-3636
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- November 14, 2025
- Year of graduation
- 1997 — 29 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State licenses (2)
- Colorado #DR.0066793 · Georgia #046895
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1043324700. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
772
Distinct HCPCS
10
Medicare allowed
$74,866
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
77080 |
Dxa bone density measurement of hip, pelvis, spine | 248 | 246 | $40 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 123 | 100 | $123 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 98 | 73 | $175 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 80 | 80 | $224 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 62 | 62 | $169 | |
95251 |
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | 27 | 14 | $35 | |
36415 |
Insertion of needle into vein for collection of blood sample | 26 | 25 | $8 | |
84443 |
Blood test, thyroid stimulating hormone (tsh) | 24 | 21 | $16 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 24 | 23 | $86 | |
83036 |
Hemoglobin a1c level | 18 | 16 | $10 |
In context: peer comparison
Among 5 peers in Fort Collins Endocrinology, Diabetes & Metabolism Physician, average services per provider: 513. This provider delivers 1.5× the peer median.Open Payments
Industry payments received
All-time total
$410
Transactions
11
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medtronic, INC. | 1 | $208.38 | |
| Lilly USA, LLC | 4 | $81.93 | |
| Dexcom, INC. | 2 | $38.44 | |
| Beta Bionics, INC. | 1 | $29.31 | |
| Novo Nordisk INC | 1 | $18.57 | |
| Amgen INC. | 1 | $17.78 | |
| Abbvie INC. | 1 | $15.28 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
645
Patients
131
Total drug cost
$162,754
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 124 | 39 | $1,895 |
| Alendronate Sodium | Generic | 107 | 38 | $1,660 |
| Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) | Brand | 62 | 18 | $47,075 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 36 | 13 | $772 |
| Methimazole | Generic | 35 | 11 | $993 |
| Trulicity (Dulaglutide) | Brand | 35 | 0 | $42,334 |
| Metformin Hcl | Generic | 33 | 0 | $343 |
| Atorvastatin Calcium | Generic | 31 | 12 | $279 |
| Jardiance (Empagliflozin) | Brand | 29 | 0 | $34,385 |
| Januvia (Sitagliptin Phosphate) | Brand | 28 | 0 | $24,382 |
Hospital affiliations
Frequently asked questions
What is Dr. Darin Olson's medical specialty?
Dr. Darin Olson practices Endocrinology, Diabetes & Metabolism Physician in Fort Collins, CO.
Where does Dr. Darin Olson practice?
Dr. Darin Olson practices at 2121 E Harmony RD Unit 230, Fort Collins, CO 805283401. Office phone: 9709266340.
What is Dr. Darin Olson's NPI?
Dr. Darin Olson's National Provider Identifier (NPI) is 1043324700, issued by NPPES.
Does Dr. Darin Olson accept Medicare assignment?
Yes. Dr. Darin Olson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Darin Olson commonly perform?
Top Medicare-reported procedures in 2023: Dxa bone density measurement of hip, pelvis, spine (HCPCS 77080); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.