Doctor profile · Federal record
Dr. Michael Karch, M.D.
Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Mammoth Lakes, CA
- NPI 1861548448
- Accepts Medicare
- 31 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
85 Sierra Park RD
Mammoth Lakes, CA 935462073
(760) 934-3311
fax (760) 872-6790 - Additional location
-
150 Pioneer Ln
Bishop, CA 935142556
(760) 873-2623
fax (760) 873-2626 - Mailing address
-
Po Box 660
Mammoth Lakes, CA 935460660
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- November 14, 2025
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 207X00000X — NUCC code
- State license (1)
- California #A63160
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1861548448. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
187
Distinct HCPCS
5
Medicare allowed
$16,726
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 74 | 53 | $93 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 37 | 34 | $132 | |
73562 |
X-ray of knee, 3 views | 31 | 29 | $35 | |
73502 |
X-ray of hip, 2-3 views | 29 | 25 | $40 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 16 | 16 | $172 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 30. This provider delivers 6.2× the peer median.Open Payments
Industry payments received
All-time total
$1,337
Transactions
3
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ORTHO DEVELOPMENT CORPORATION | 2 | $1,211.03 | |
| Arthrex, Inc. | 1 | $125.74 |
By nature of payment
Frequently asked questions
What is Dr. Michael Karch's medical specialty?
Dr. Michael Karch practices Orthopaedic Surgery Physician in Mammoth Lakes, CA.
Where does Dr. Michael Karch practice?
Dr. Michael Karch practices at 85 Sierra Park RD, Mammoth Lakes, CA 935462073. Office phone: 7609343311.
What is Dr. Michael Karch's NPI?
Dr. Michael Karch's National Provider Identifier (NPI) is 1861548448, issued by NPPES.
Does Dr. Michael Karch accept Medicare assignment?
Yes. Dr. Michael Karch accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Karch commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); X-ray of knee, 3 views (HCPCS 73562). Source: CMS Medicare Physician & Other Practitioners file.