Nancy Holloway, RN WHNPBC
NPI 1508850942 · Nurse Practitioner · Houston, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nancy Holloway, RN WHNPBC is a Nurse Practitioner provider in Houston, TX (NPI 1508850942).
Provider details
- NPI number
- 1508850942
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN WHNPBC
- Sex
- Female
- Sole proprietor
- No
- License
- 612903 (TX)
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
20 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
721 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 234 | $106 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 188 | $77 |
| Insertion of Temporary Bladder Tube51701 | 71 | $38 |
| Fitting and Insertion of Vaginal Support Device57160 | 62 | $62 |
| Urinalysis, Manual Test81002 | 55 | $3 |
| Diagnostic Exam of Bladder and Urethra Using an Endoscope52000 | 37 |
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 |
|---|---|---|
| Vibegronbrand: Gemtesa | 163 | 36 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 141 | 94 |
| Estradiolbrand: Estradiol (twice Weekly) | 93 | 39 |
| Estradiol | 84 | 47 |
| Mirabegronbrand: Myrbetriq | 73 | 23 |
| Progesterone, Micronizedbrand: Progesterone | 55 | 19 |
| Estradiolbrand: Lyllana |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$621 across 24 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
- 2005-08-31
- Last updated
- 2013-10-01
Frequently asked questions
- What is Nancy Holloway's NPI number?
- Nancy Holloway's National Provider Identifier (NPI) is 1508850942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Holloway's specialty?
- Nancy Holloway is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Nancy Holloway located?
- Nancy Holloway's practice location on file with NPPES is 7400 Fannin St, Houston, TX 77054-1920.
- What is Nancy Holloway's phone number?
- The practice phone number listed in the NPPES registry for Nancy Holloway is (713) 795-1004.
- Does Nancy Holloway accept Medicare?
- Nancy Holloway is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nancy Holloway's NPI active?
- Yes — Nancy Holloway's NPI (1508850942) is active in the NPPES registry as of the last update on 2013-10-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.