Doctor profile · Federal record
Dr. Seth Mathern, M.D.
Hospitalist Physician (CMS: Hospitalist) · Family Medicine Physician · Denver, CO
- NPI 1972998110
- Accepts Medicare
- MIPS 77.2 / 100 · 2023
- 11 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
2525 S Downing St
Denver, CO 802105817
(303) 673-7151 - Additional location
-
13001 E 17Th Pl
Aurora, CO 800452570
(720) 848-9096 - Additional location
-
14300 Orchard Pkwy
Westminster, CO 800239206
(720) 627-3761
fax (720) 627-3758 - Mailing address
-
Po Box 911057
Denver, CO 802911057
Credentials & registration
- NPI registered
- April 2015 — 11 yrs on file
- Profile last updated
- September 4, 2025
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State license (1)
- Colorado #DR.0060603
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1972998110. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
214
Distinct HCPCS
2
Medicare allowed
$41,051
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 121 | 119 | $175 | |
99291 |
Critical care, first 30-74 minutes | 93 | 90 | $214 |
In context: peer comparison
Among 64 peers in this city , average services per provider: 73. This provider delivers 2.9× the peer median.Frequently asked questions
What is Dr. Seth Mathern's medical specialty?
Dr. Seth Mathern practices Hospitalist Physician in Denver, CO.
Where does Dr. Seth Mathern practice?
Dr. Seth Mathern practices at 2525 S Downing St, Denver, CO 802105817. Office phone: 3036737151.
What is Dr. Seth Mathern's NPI?
Dr. Seth Mathern's National Provider Identifier (NPI) is 1972998110, issued by NPPES.
Does Dr. Seth Mathern accept Medicare assignment?
Yes. Dr. Seth Mathern accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Seth Mathern commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.