Mariam Castaneda, DNP
NPI 1124789201 · Family Nurse Practitioner · Lexington, KY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mariam Castaneda, DNP is a Family Nurse Practitioner provider in Lexington, KY (NPI 1124789201).
Provider details
- NPI number
- 1124789201
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP
- Sex
- Female
- Sole proprietor
- No
- License
- 11017039 (FL)
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
4 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
164 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 46 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 36 | $101 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 29 | $13 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 19 | $132 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 18 | $71 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 64 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 132 | 52 |
| Levothyroxine Sodium | 129 | 40 |
| Atorvastatin Calcium | 122 | 55 |
| Famotidine | 105 | 39 |
| Meloxicam | 101 | 43 |
| Lisinopril | 91 | 31 |
| Gabapentin | 80 | 20 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$49 across 3 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 (1)
- 360 Douglas AveAltamonte Springs, FL 32714-3335Phone: (850) 304-7986
Registry dates
- Enumerated
- 2021-12-31
- Last updated
- 2026-02-12
- Certified
- 2026-02-12
Frequently asked questions
- What is Mariam Castaneda's NPI number?
- Mariam Castaneda's National Provider Identifier (NPI) is 1124789201, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariam Castaneda's specialty?
- Mariam Castaneda is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mariam Castaneda located?
- Mariam Castaneda's practice location on file with NPPES is 171 W Lowry Ln Ste 180, Lexington, KY 40503-3006.
- What is Mariam Castaneda's phone number?
- The practice phone number listed in the NPPES registry for Mariam Castaneda is (502) 632-9313.
- Does Mariam Castaneda accept Medicare?
- Mariam Castaneda is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mariam Castaneda's NPI active?
- Yes — Mariam Castaneda's NPI (1124789201) is active in the NPPES registry as of the last update on 2026-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.