Nancy Nkansah-Mahaney, MD
NPI 1659356814 · Dermatology Physician · York, PA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nancy Nkansah-Mahaney, MD is a Dermatology Physician provider in York, PA (NPI 1659356814).
Provider details
- NPI number
- 1659356814
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- D0097911 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
6 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,072 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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 177 | $7 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 164 | $126 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 163 | $91 |
| Biopsy of Related Skin Growth, First Growth11102 | 117 | $88 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 101 | $49 |
| Destruction of Skin Growth, 1-14 Growths |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 84 | 66 |
| Ketoconazole | 47 | 35 |
| Clobetasol Propionate | 39 | 29 |
| Fluorouracil | 30 | 28 |
| Minoxidil | 27 | — |
| Mupirocin | 26 | 22 |
| Hydrocortisone | 19 | 18 |
| Doxycycline Hyclate | 19 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$40 across 2 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
Additional practice locations (5)
- 155 N Fresno StSuite 224Fresno, CA 93701-2302Phone: (559) 499-6514
- 601 N Caroline St Ste 8105Baltimore, MD 21287-0006Phone: (410) 955-5933
- 1447 York Rd Ste 301Lutherville, MD 21093-6022Phone: (410) 252-9090
- 292 Saint Charles WayYork, PA 17402-4648Phone: (717) 812-5050Fax: (717) 741-2427
- 302 Saint Charles WayYork, PA 17402-4647Phone: (717) 812-5050Fax: (717) 741-2427
Registry dates
- Enumerated
- 2005-12-09
- Last updated
- 2025-08-05
- Certified
- 2025-08-05
Frequently asked questions
- What is Nancy Nkansah-Mahaney's NPI number?
- Nancy Nkansah-Mahaney's National Provider Identifier (NPI) is 1659356814, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Nkansah-Mahaney's specialty?
- Nancy Nkansah-Mahaney is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Nancy Nkansah-Mahaney located?
- Nancy Nkansah-Mahaney's practice location on file with NPPES is 296 Saint Charles Way, York, PA 17402-4648.
- What is Nancy Nkansah-Mahaney's phone number?
- The practice phone number listed in the NPPES registry for Nancy Nkansah-Mahaney is (717) 812-5050.
- Does Nancy Nkansah-Mahaney accept Medicare?
- Nancy Nkansah-Mahaney is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nancy Nkansah-Mahaney's NPI active?
- Yes — Nancy Nkansah-Mahaney's NPI (1659356814) is active in the NPPES registry as of the last update on 2025-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.