Karen Sherwood, M.D.
NPI 1386646503 · Dermatopathology Physician · La Canada, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Sherwood, M.D. is a Dermatopathology Physician provider in La Canada, CA (NPI 1386646503).
Provider details
- NPI number
- 1386646503
- Entity type
- Individual
- Primary specialty
- Dermatopathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A42560 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
21 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
3,755 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 950 | $61 |
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 547 | $8 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 518 | $71 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 441 | $98 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 373 | $38 |
| Biopsy of Related Skin Growth, First Growth11102 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 182 | 110 |
| Ketoconazole | 108 | 63 |
| Fluorouracil | 96 | 79 |
| Mupirocin | 82 | 40 |
| Doxycycline Hyclate | 81 | 31 |
| Metronidazole | 74 | 32 |
| Hydrocortisone | 57 | 48 |
| Betamethasone Dipropionate | 39 | 24 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,357 across 50 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-01
- Last updated
- 2008-03-26
Frequently asked questions
- What is Karen Sherwood's NPI number?
- Karen Sherwood's National Provider Identifier (NPI) is 1386646503, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Sherwood's specialty?
- Karen Sherwood is listed in the NPPES registry with a primary specialty of Dermatopathology Physician (Allopathic & Osteopathic Physicians).
- Where is Karen Sherwood located?
- Karen Sherwood's practice location on file with NPPES is 1346 Foothill Blvd, La Canada, CA 91011-2141.
- What is Karen Sherwood's phone number?
- The practice phone number listed in the NPPES registry for Karen Sherwood is (818) 790-6726.
- Does Karen Sherwood accept Medicare?
- Karen Sherwood is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Sherwood's NPI active?
- Yes — Karen Sherwood's NPI (1386646503) is active in the NPPES registry as of the last update on 2008-03-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.