Crystal Mullins, FNP-C
NPI 1073983011 · Family Nurse Practitioner · Carlsbad, NM
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Crystal Mullins, FNP-C is a Family Nurse Practitioner provider in Carlsbad, NM (NPI 1073983011).
Provider details
- NPI number
- 1073983011
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- CNP-02771 (NM)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 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
1,120 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 511 | $72 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 88 | $100 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 75 | $11 |
| Automated Urinalysis Test81003 | 72 | $2 |
| Hemoglobin A1c Level, By Device for Home Use83037 | 63 | $10 |
| Blood Glucose (sugar) Level82947 | 55 | $4 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 103 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 281 | 59 |
| Lisinopril | 219 | 47 |
| Atorvastatin Calcium | 180 | 45 |
| Amlodipine Besylate | 179 | 39 |
| Gabapentin | 165 | 38 |
| Losartan Potassium | 160 | 34 |
| Metformin Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$332 across 25 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
- 2015-10-02
- Last updated
- 2020-06-09
- Certified
- 2020-06-09
Frequently asked questions
- What is Crystal Mullins's NPI number?
- Crystal Mullins's National Provider Identifier (NPI) is 1073983011, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Crystal Mullins's specialty?
- Crystal Mullins is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Crystal Mullins located?
- Crystal Mullins's practice location on file with NPPES is 2402 W Pierce St, Carlsbad, NM 88220-3537.
- What is Crystal Mullins's phone number?
- The practice phone number listed in the NPPES registry for Crystal Mullins is (575) 689-8700.
- Does Crystal Mullins accept Medicare?
- Crystal Mullins is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Crystal Mullins's NPI active?
- Yes — Crystal Mullins's NPI (1073983011) is active in the NPPES registry as of the last update on 2020-06-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.