Niharika Marpu, M.D.
NPI 1861827594 · Allergy & Immunology Physician · Round Rock, TX
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Niharika Marpu, M.D. is a Allergy & Immunology Physician provider in Round Rock, TX (NPI 1861827594).
Provider details
- NPI number
- 1861827594
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- T1457 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 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
1,676 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) |
|---|---|---|
| Test for Allergy Using Allergenic Extract95004 | 818 | $4 |
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 460 | $15 |
| Professional Service for Multiple Injections of Allergen95117 | 208 | $12 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 75 | $14 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 54 | $128 |
| Test to Measure Rate of Airflow94375 | 26 | $39 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Montelukast Sodium | 50 | 17 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 48 | 11 |
| Epinephrine | 24 | 23 |
| Ipratropium Bromide | 18 | — |
| Famotidine | 17 | — |
| Azelastine/Fluticasonebrand: Azelastine-Fluticasone | 15 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$733 across 33 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
- 2013-09-12
- Last updated
- 2025-02-14
- Certified
- 2025-02-11
Frequently asked questions
- What is Niharika Marpu's NPI number?
- Niharika Marpu's National Provider Identifier (NPI) is 1861827594, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Niharika Marpu's specialty?
- Niharika Marpu is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Niharika Marpu located?
- Niharika Marpu's practice location on file with NPPES is 940 Hesters Crossing Rd, Round Rock, TX 78681-8018.
- What is Niharika Marpu's phone number?
- The practice phone number listed in the NPPES registry for Niharika Marpu is (512) 244-9024.
- Does Niharika Marpu accept Medicare?
- Niharika Marpu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Niharika Marpu's NPI active?
- Yes — Niharika Marpu's NPI (1861827594) is active in the NPPES registry as of the last update on 2025-02-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.