Zachary Oltman, PA-C
NPI 1922601194 · Physician Assistant · Missouri City, TX
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zachary Oltman, PA-C is a Physician Assistant provider in Missouri City, TX (NPI 1922601194).
Provider details
- NPI number
- 1922601194
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- Yes
- License
- PA14891 (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 tenure28% of score
5 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
292 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 | 87 | $74 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 67 | $91 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus87426 | 39 | $35 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 30 | $16 |
| Automated Urinalysis Test81003 | 27 | $2 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 16 |
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 |
|---|---|---|
| Ciprofloxacin Hcl | 37 | 37 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 32 | 31 |
| Azithromycin | 25 | 24 |
| Nirmatrelvir/Ritonavirbrand: Paxlovid | 22 | 22 |
| Prednisone | 20 | 20 |
| Meloxicam | 18 | 18 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 16 |
Practice location
Mailing address
Additional practice locations (1)
- 6131 Dryad DrHouston, TX 77035-3930Phone: (713) 382-0710
Registry dates
- Enumerated
- 2020-11-19
- Last updated
- 2022-12-28
- Certified
- 2022-12-28
Frequently asked questions
- What is Zachary Oltman's NPI number?
- Zachary Oltman's National Provider Identifier (NPI) is 1922601194, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zachary Oltman's specialty?
- Zachary Oltman is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Zachary Oltman located?
- Zachary Oltman's practice location on file with NPPES is 8720 Highway 6 Ste 400, Missouri City, TX 77459-7108.
- What is Zachary Oltman's phone number?
- The practice phone number listed in the NPPES registry for Zachary Oltman is (281) 783-8162.
- Does Zachary Oltman accept Medicare?
- Zachary Oltman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zachary Oltman's NPI active?
- Yes — Zachary Oltman's NPI (1922601194) is active in the NPPES registry as of the last update on 2022-12-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.