Ishita Aggarwal, MD
NPI 1518385699 · Rheumatology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ishita Aggarwal, MD is a Rheumatology Physician provider in San Francisco, CA (NPI 1518385699).
Provider details
- NPI number
- 1518385699
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A138573 (CA)
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
12 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
842 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 377 | $19 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 297 | $154 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 42 | $176 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 41 | $215 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 33 | $260 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 318 | 65 |
| Prednisone | 251 | 63 |
| Hydroxychloroquine Sulfate | 129 | 33 |
| Allopurinol | 59 | 17 |
| Alendronate Sodium | 51 | 16 |
| Etanerceptbrand: Enbrel Sureclick | 50 | — |
| Gabapentin | 45 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,977 across 128 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
- 2014-04-04
- Last updated
- 2025-08-29
- Certified
- 2025-08-29
Frequently asked questions
- What is Ishita Aggarwal's NPI number?
- Ishita Aggarwal's National Provider Identifier (NPI) is 1518385699, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ishita Aggarwal's specialty?
- Ishita Aggarwal is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Ishita Aggarwal located?
- Ishita Aggarwal's practice location on file with NPPES is 2100 Webster St Ste 112, San Francisco, CA 94115-2374.
- What is Ishita Aggarwal's phone number?
- The practice phone number listed in the NPPES registry for Ishita Aggarwal is (415) 923-3060.
- Does Ishita Aggarwal accept Medicare?
- Ishita Aggarwal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ishita Aggarwal's NPI active?
- Yes — Ishita Aggarwal's NPI (1518385699) is active in the NPPES registry as of the last update on 2025-08-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.