Mary Elkins, FNP-C
NPI 1053546226 · Family Nurse Practitioner · Rensselaer, IN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Elkins, FNP-C is a Family Nurse Practitioner provider in Rensselaer, IN (NPI 1053546226).
Provider details
- NPI number
- 1053546226
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- 71002770A (IN)
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 tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
736 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 675 | $101 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 26 | $72 |
| Office-Based Treatment for Opioid Use Disorder, Including Care Coordination, Individual Therapy and Group Therapy and Counseling; at Least 60 Minutes in a Subsequent Calendar MonthG2087 | 24 | $340 |
| Advance Care Planning, First 30 Minutes99497 | 11 | $65 |
Typical Medicare-allowed amounts for these services range $65–$340 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ciprofloxacin Hcl | 63 | 52 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 63 | 55 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 52 | 43 |
| Fluconazole | 44 | 37 |
| Gabapentin | 39 | 21 |
| Levofloxacin | 32 | 30 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 31 |
Practice location
Mailing address
Additional practice locations (2)
- 809 Laporte AveValparaiso, IN 46383-5801Phone: (219) 463-4950Fax: (219) 548-3172
- 809 Laporte AveValparaiso, IN 46383-5801Phone: (219) 463-4950Fax: (219) 548-3172
Registry dates
- Enumerated
- 2009-05-18
- Last updated
- 2021-03-17
- Certified
- 2021-03-17
Frequently asked questions
- What is Mary Elkins's NPI number?
- Mary Elkins's National Provider Identifier (NPI) is 1053546226, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Elkins's specialty?
- Mary Elkins is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Elkins located?
- Mary Elkins's practice location on file with NPPES is 919 E Grace St, Rensselaer, IN 47978.
- What is Mary Elkins's phone number?
- The practice phone number listed in the NPPES registry for Mary Elkins is (219) 866-0411.
- Does Mary Elkins accept Medicare?
- Mary Elkins is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Elkins's NPI active?
- Yes — Mary Elkins's NPI (1053546226) is active in the NPPES registry as of the last update on 2021-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.