Doctor profile · Federal record
Dr. Karen Allen, MD
Dermatology Physician (CMS: Dermatology) · San Luis Obispo, CA
- NPI 1942200183
- Accepts Medicare
- MIPS 0.0 / 100 · 2023
- 30 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
715 Tank Farm RD
San Luis Obispo, CA 934017068
(805) 543-4488
fax (805) 543-6271
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- October 10, 2012
- Year of graduation
- 1996 — 30 yrs since
- Specialty taxonomy
- 207N00000X — NUCC code
- State license (1)
- California #A64792
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1942200183. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,841
Distinct HCPCS
10
Medicare allowed
$173,622
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
17003 |
Destruction of precancer skin growth, 2-14 growths | 944 | 198 | $7 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 619 | 452 | $93 | |
17000 |
Destruction of precancer skin growth, 1 growth | 423 | 301 | $61 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 308 | 245 | $57 | |
17110 |
Destruction of skin growth, 1-14 growths | 181 | 150 | $116 | |
11102 |
Biopsy of related skin growth, first growth | 109 | 99 | $97 | |
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 37 | 27 | $76 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 34 | 30 | $132 | |
17262 |
Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm | 30 | 24 | $171 | |
17281 |
Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 0.6-1.0 cm | 29 | 24 | $172 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 463. This provider delivers 6.1× the peer median.Open Payments
Industry payments received
All-time total
$2,349
Transactions
70
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Biotech, Inc. | 13 | $397.91 | |
| PFIZER INC. | 5 | $300.26 | |
| Daiichi Sankyo Inc. | 16 | $239.78 | |
| SOBI, INC | 5 | $197.79 | |
| Exelixis Inc. | 4 | $185.50 | |
| Blueprint Medicines Corporation | 3 | $158.99 | |
| Alnylam Pharmaceuticals Inc. | 3 | $155.68 | |
| Merck Sharp & Dohme LLC | 4 | $77.82 | |
| AstraZeneca Pharmaceuticals LP | 3 | $53.36 | |
| ADC Therapeutics America, Inc. | 2 | $52.28 | |
| Genentech USA, Inc. | 3 | $51.40 | |
| Apellis Pharmaceuticals, Inc. | 2 | $50.10 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 2 | $48.93 | |
| Mirati Therapeutics, Inc. | 3 | $46.78 | |
| Lilly USA, LLC | 2 | $34.67 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
91
Patients
23
Total drug cost
$2,638
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Valacyclovir (Valacyclovir Hcl) | Brand | 28 | 11 | $572 |
| Ketoconazole | Generic | 22 | 0 | $419 |
| Minocycline Hcl | Generic | 15 | 0 | $350 |
| Fluorouracil | Generic | 13 | 12 | $1,199 |
| Mupirocin | Generic | 13 | 0 | $98 |
Frequently asked questions
What is Dr. Karen Allen's medical specialty?
Dr. Karen Allen practices Dermatology Physician in San Luis Obispo, CA.
Where does Dr. Karen Allen practice?
Dr. Karen Allen practices at 715 Tank Farm RD, San Luis Obispo, CA 934017068. Office phone: 8055434488.
What is Dr. Karen Allen's NPI?
Dr. Karen Allen's National Provider Identifier (NPI) is 1942200183, issued by NPPES.
Does Dr. Karen Allen accept Medicare assignment?
Yes. Dr. Karen Allen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Allen commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Established patient office or other outpatient visit (HCPCS 99213); Destruction of precancer skin growth, 1 growth (HCPCS 17000). Source: CMS Medicare Physician & Other Practitioners file.