Annie Zachariah, PA-C
NPI 1235294042 · Physician Assistant · Houston, TX
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Annie Zachariah, PA-C is a Physician Assistant provider in Houston, TX (NPI 1235294042).
Provider details
- NPI number
- 1235294042
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- PA05739 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
397 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 171 | $56 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 166 | $77 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 35 | $77 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 25 | $56 |
Typical Medicare-allowed amounts for these services range $56–$77 (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 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Valacyclovir Hclbrand: Valacyclovir | 178 | 53 |
| Dexamethasone | 46 | 31 |
| Zanubrutinibbrand: Brukinsa | 34 | — |
| Apixabanbrand: Eliquis | 25 | — |
| Ixazomib Citratebrand: Ninlaro | 25 | — |
| Zolpidem Tartrate | 19 | — |
| Potassium Chloride | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-22
- Last updated
- 2025-11-21
- Certified
- 2025-11-21
Frequently asked questions
- What is Annie Zachariah's NPI number?
- Annie Zachariah's National Provider Identifier (NPI) is 1235294042, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Annie Zachariah's specialty?
- Annie Zachariah is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Annie Zachariah located?
- Annie Zachariah's practice location on file with NPPES is 1515 Holcombe Blvd, Houston, TX 77030-4000.
- What is Annie Zachariah's phone number?
- The practice phone number listed in the NPPES registry for Annie Zachariah is (713) 792-6161.
- Does Annie Zachariah accept Medicare?
- Annie Zachariah is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Annie Zachariah's NPI active?
- Yes — Annie Zachariah's NPI (1235294042) is active in the NPPES registry as of the last update on 2025-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.