Ali Shahen, MD
NPI 1861512089 · Anesthesiology Physician · Houston, TX
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ali Shahen, MD is a Anesthesiology Physician provider in Houston, TX (NPI 1861512089).
Provider details
- NPI number
- 1861512089
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- P9725 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
110 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) |
|---|---|---|
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 26 | $44 |
| Ultrasonic Guidance for Blood Vessel Access76937 | 26 | $14 |
| Anesthesia for Procedure on Heart and Large Blood Vessels00560 | 21 | $459 |
| Anesthesia for Procedure to Assess Heart Electrical Activity00537 | 13 | $417 |
| Anesthesia for X-Ray Or Radiation Therapy01922 | 12 | $214 |
| Anesthesia for X-Ray on Artery of Brain, Heart, Or Chest01926 | 12 | $360 |
Typical Medicare-allowed amounts for these services range $14–$459 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-30
- Last updated
- 2019-05-24
Frequently asked questions
- What is Ali Shahen's NPI number?
- Ali Shahen's National Provider Identifier (NPI) is 1861512089, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ali Shahen's specialty?
- Ali Shahen is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ali Shahen located?
- Ali Shahen's practice location on file with NPPES is 1002 Gemini St Ste 128, Houston, TX 77058-2746.
- What is Ali Shahen's phone number?
- The practice phone number listed in the NPPES registry for Ali Shahen is (281) 218-9515.
- Does Ali Shahen accept Medicare?
- Ali Shahen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ali Shahen's NPI active?
- Yes — Ali Shahen's NPI (1861512089) is active in the NPPES registry as of the last update on 2019-05-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.