Ashanpreet Grewal, MD
NPI 1942340716 · Anesthesiology Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ashanpreet Grewal, MD is a Anesthesiology Physician provider in Baltimore, MD (NPI 1942340716).
Provider details
- NPI number
- 1942340716
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- D70950 (MD)
Specialties & taxonomies
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
188 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) |
|---|---|---|
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 34 | $45 |
| Ultrasound of Heart With Probe in Esophagus, With Report93312 | 26 | $107 |
| Ultrasound of Heart Blood Flow, Valves and Chambers93320 | 26 | $18 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate and Valve Function93325 | 26 | $3 |
| Insertion of Non-Tunneled Central Venous Tube for Infusion (5 Years Or Older)36556 | 23 | $87 |
| Anesthesia for Procedure on Heart and Large Blood Vessels Using Heart-Lung Machine (1 Year Or Older)00562 | 20 | $971 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$39 across 3 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
- 2007-02-08
- Last updated
- 2010-07-21
Frequently asked questions
- What is Ashanpreet Grewal's NPI number?
- Ashanpreet Grewal's National Provider Identifier (NPI) is 1942340716, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ashanpreet Grewal's specialty?
- Ashanpreet Grewal is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ashanpreet Grewal located?
- Ashanpreet Grewal's practice location on file with NPPES is 22 S Greene St, Baltimore, MD 21201-1544.
- What is Ashanpreet Grewal's phone number?
- The practice phone number listed in the NPPES registry for Ashanpreet Grewal is (410) 328-6120.
- Does Ashanpreet Grewal accept Medicare?
- Ashanpreet Grewal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ashanpreet Grewal's NPI active?
- Yes — Ashanpreet Grewal's NPI (1942340716) is active in the NPPES registry as of the last update on 2010-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.