Ali Abbas, M.D
NPI 1811900285 · Internal Medicine Physician · Spring, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ali Abbas, M.D is a Internal Medicine Physician provider in Spring, TX (NPI 1811900285).
Provider details
- NPI number
- 1811900285
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- Yes
- License
- 241447 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
824 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) |
|---|---|---|
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 296 | $164 |
| Advance Care Planning, First 30 Minutes99497 | 278 | $72 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 103 | $75 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 91 | $113 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 31 | $77 |
| Critical Care, First 30-74 Minutes99291 | 25 | $202 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$126 across 1 record (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
Additional practice locations (1)
- 8255 Sunbury Ln#801Houston, TX 77095-5903Phone: (516) 467-9798
Registry dates
- Enumerated
- 2006-08-15
- Last updated
- 2020-10-09
- Certified
- 2020-10-09
Frequently asked questions
- What is Ali Abbas's NPI number?
- Ali Abbas's National Provider Identifier (NPI) is 1811900285, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ali Abbas's specialty?
- Ali Abbas is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ali Abbas located?
- Ali Abbas's practice location on file with NPPES is 2822 Barclay Lake Ln, Spring, TX 77388-6088.
- What is Ali Abbas's phone number?
- The practice phone number listed in the NPPES registry for Ali Abbas is (832) 715-7626.
- Does Ali Abbas accept Medicare?
- Ali Abbas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ali Abbas's NPI active?
- Yes — Ali Abbas's NPI (1811900285) is active in the NPPES registry as of the last update on 2020-10-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.