Sassan Hassassian, M.D.
NPI 1093719536 · Interventional Pain Medicine Physician · Manassas, VA
Enrolled with Medicare as Practitioner - Interventional Pain Management · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sassan Hassassian, M.D. is a Interventional Pain Medicine Physician provider in Manassas, VA (NPI 1093719536).
Provider details
- NPI number
- 1093719536
- Entity type
- Individual
- Primary specialty
- Interventional Pain Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 0101230362 (VA)
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
21 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
1,614 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 231 | $124 |
| Fluoroscopic Guidance for Needle Placement77002 | 150 | $110 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 123 | $89 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 104 | $71 |
| Injection of Anesthetic And/Or Steroid Drug Into Sacral Spine Nerve Root Using Imaging Guidance, Single Level64483 | 103 | $281 |
| Injection Into Tendon Or Ligament |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 190 | 96 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 81 | 42 |
| Methocarbamol | 73 | 53 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 70 | 41 |
| Tramadol Hcl/Acetaminophenbrand: Tramadol Hcl-Acetaminophen | 68 | 34 |
| Tramadol Hcl | 60 | 41 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,260 across 34 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
- 2005-06-13
- Last updated
- 2021-07-26
- Certified
- 2021-07-26
Frequently asked questions
- What is Sassan Hassassian's NPI number?
- Sassan Hassassian's National Provider Identifier (NPI) is 1093719536, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sassan Hassassian's specialty?
- Sassan Hassassian is listed in the NPPES registry with a primary specialty of Interventional Pain Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sassan Hassassian located?
- Sassan Hassassian's practice location on file with NPPES is 8644 Sudley Rd, Manassas, VA 20110-4417.
- What is Sassan Hassassian's phone number?
- The practice phone number listed in the NPPES registry for Sassan Hassassian is (703) 738-4375.
- Does Sassan Hassassian accept Medicare?
- Sassan Hassassian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sassan Hassassian's NPI active?
- Yes — Sassan Hassassian's NPI (1093719536) is active in the NPPES registry as of the last update on 2021-07-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.