Kristen Sanfilippo, MD
NPI 1528252483 · Hematology (Internal Medicine) Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Hematology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kristen Sanfilippo, MD is a Hematology (Internal Medicine) Physician provider in Saint Louis, MO (NPI 1528252483).
Provider details
- NPI number
- 1528252483
- Entity type
- Individual
- Primary specialty
- Hematology (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 2010011179 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
58 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Needle Into Vein for Collection of Blood Sample36415 | 29 | $9 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 15 | $212 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 14 | $117 |
Typical Medicare-allowed amounts for these services range $9–$212 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 225 | 50 |
| Warfarin Sodium | 191 | 18 |
| Rivaroxabanbrand: Xarelto | 60 | 19 |
| Enoxaparin Sodium | 37 | 13 |
| Morphine Sulfatebrand: Morphine Sulfate Er | 12 | — |
| Oxycodone Hcl | 12 | — |
Practice location
Mailing address
Additional practice locations (1)
- 915 N Grand BlvdSaint Louis, MO 63106-1621Phone: (314) 652-4100
Registry dates
- Enumerated
- 2007-09-04
- Last updated
- 2025-09-08
- Certified
- 2025-09-08
Frequently asked questions
- What is Kristen Sanfilippo's NPI number?
- Kristen Sanfilippo's National Provider Identifier (NPI) is 1528252483, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kristen Sanfilippo's specialty?
- Kristen Sanfilippo is listed in the NPPES registry with a primary specialty of Hematology (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Kristen Sanfilippo located?
- Kristen Sanfilippo's practice location on file with NPPES is 4500 Forest Park Ave, Saint Louis, MO 63108-2114.
- What is Kristen Sanfilippo's phone number?
- The practice phone number listed in the NPPES registry for Kristen Sanfilippo is (314) 362-7216.
- Does Kristen Sanfilippo accept Medicare?
- Kristen Sanfilippo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kristen Sanfilippo's NPI active?
- Yes — Kristen Sanfilippo's NPI (1528252483) is active in the NPPES registry as of the last update on 2025-09-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.