Heidi Mullen, D.O.
NPI 1851827588 · Dermatology Physician · Exeter, NH
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Heidi Mullen, D.O. is a Dermatology Physician provider in Exeter, NH (NPI 1851827588).
Provider details
- NPI number
- 1851827588
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- 21923 (NH)
Specialties & taxonomies
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
9 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
11,234 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 | 4,479 | $7 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,320 | $127 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 1,161 | $45 |
| Biopsy of Related Skin Growth, First Growth11102 | 807 | $75 |
| Biopsy of Related Skin Growth, Each Additional Growth11103 | 755 | $50 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
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 |
|---|---|---|
| Ketoconazole | 305 | 177 |
| Fluorouracil | 153 | 127 |
| Triamcinolone Acetonide | 131 | 107 |
| Clobetasol Propionate | 128 | 90 |
| Mupirocin | 87 | 77 |
| Doxycycline Hyclate | 75 | 45 |
| Minoxidil | 68 | 14 |
| Cephalexin | 53 | 45 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,165 across 66 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
- 2017-05-01
- Last updated
- 2021-09-15
- Certified
- 2021-09-15
Frequently asked questions
- What is Heidi Mullen's NPI number?
- Heidi Mullen's National Provider Identifier (NPI) is 1851827588, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heidi Mullen's specialty?
- Heidi Mullen is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Heidi Mullen located?
- Heidi Mullen's practice location on file with NPPES is 23 Hampton Rd, Exeter, NH 03833-4807.
- What is Heidi Mullen's phone number?
- The practice phone number listed in the NPPES registry for Heidi Mullen is (978) 691-5690.
- Does Heidi Mullen accept Medicare?
- Heidi Mullen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Heidi Mullen's NPI active?
- Yes — Heidi Mullen's NPI (1851827588) is active in the NPPES registry as of the last update on 2021-09-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.