Thana Theofanis, M.D.
NPI 1528487329 · Neurological Surgery Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Neurosurgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thana Theofanis, M.D. is a Neurological Surgery Physician provider in Philadelphia, PA (NPI 1528487329).
Provider details
- NPI number
- 1528487329
- Entity type
- Individual
- Primary specialty
- Neurological Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
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
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
369 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 87 | $119 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 58 | $173 |
| Ultrasonic Guidance for Blood Vessel Access76937 | 46 | $14 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 34 | $185 |
| Imaging of Blood Vessel75898 | 30 | $103 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 28 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,454 across 11 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
- 2014-04-09
- Last updated
- 2021-06-24
- Certified
- 2021-06-24
Frequently asked questions
- What is Thana Theofanis's NPI number?
- Thana Theofanis's National Provider Identifier (NPI) is 1528487329, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thana Theofanis's specialty?
- Thana Theofanis is listed in the NPPES registry with a primary specialty of Neurological Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Thana Theofanis located?
- Thana Theofanis's practice location on file with NPPES is 909 Walnut St, Philadelphia, PA 19107-5211.
- What is Thana Theofanis's phone number?
- The practice phone number listed in the NPPES registry for Thana Theofanis is (215) 955-7008.
- Does Thana Theofanis accept Medicare?
- Thana Theofanis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thana Theofanis's NPI active?
- Yes — Thana Theofanis's NPI (1528487329) is active in the NPPES registry as of the last update on 2021-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.