Sriharsha Vajjala, MD
NPI 1417202201ActiveIndividual· Internal Medicine, Sleep Medicine· Scottsdale, AZ
Internal Medicine, Sleep Medicine (MD) with The Insomnia and Sleep Institute of Arizona LLC, practicing in Scottsdale, Arizona. 453 Medicare patients in 2024, $213,910 paid; nearly all of their 102 Part D prescriptions were generic (94%). Inspire Medical Systems, Inc. was the largest of 7 companies reporting payments in 2025, $2,524 in all, mostly food and beverage.
Overview
| NPI | 1417202201 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 17, 2012 |
| Last updated in NPPES | Apr 25, 2022 |
| Certified by provider | Apr 25, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Sleep Medicine Primary | 207RS0012X | 52075 | AZ |
| Internal Medicine | 207R00000X | 52075 | AZ |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (AZ); Practitioner - Internal Medicine (HI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 453 |
|---|---|
| Services billed | 1,575 across 27 procedure codes |
| Paid by Medicare | $213,910 |
Part D prescriptions in 2024
| Prescriptions (claims) | 102 · 154 30-day fills |
|---|---|
| Patients | 44 |
| Total drug cost | $88,875 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Sleep Medicine |
| Telehealth | Offers telehealth |
Medical group
- The Insomnia and Sleep Institute of Arizona LLCScottsdale, AZ · 10 clinicians
Industry payments (Open Payments)
- 2025$2,524 · 44 payments from 7 companies
- 2024$1,879 · 50 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Inspire Medical Systems, Inc. | $1,313 | 14 |
| Jazz Pharmaceuticals Inc. | $449.14 | 7 |
| Zoll Respicardia, Inc. | $287.25 | 8 |
| Axsome Therapeutics, Inc. | $283.50 | 7 |
| Lilly USA, LLC | $75.75 | 4 |
What the 2025 payments were for
- Food and Beverage$1,518 · 37 payments
- Travel and Lodging$700.76 · 4 payments
- Education$154.98 · 2 payments
- Consulting Fee$150.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 18 Internal Medicine, Sleep Medicine providers in Scottsdale · All Internal Medicine, Sleep Medicine providers in Arizona