Kristen Singer, M.D.
NPI 1457615692 · Gastroenterology Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kristen Singer, M.D. is a Gastroenterology Physician provider in Philadelphia, PA (NPI 1457615692).
Provider details
- NPI number
- 1457615692
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 2012019699 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 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
377 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 89 | $119 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 86 | $101 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 45 | $98 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 36 | $109 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 34 | $132 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Famotidine | 135 | 37 |
| Omeprazole | 128 | 45 |
| Pantoprazole Sodium | 112 | 35 |
| Linaclotidebrand: Linzess | 98 | 19 |
| Colestipol Hcl | 27 | — |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 25 | 22 |
| Dicyclomine Hcl | 17 | — |
Practice location
Mailing address
Additional practice locations (1)
- 800 Washington StBox 233Boston, MA 02111-1552Phone: (617) 636-5883
Registry dates
- Enumerated
- 2012-07-03
- Last updated
- 2019-01-30
Frequently asked questions
- What is Kristen Singer's NPI number?
- Kristen Singer's National Provider Identifier (NPI) is 1457615692, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kristen Singer's specialty?
- Kristen Singer is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Kristen Singer located?
- Kristen Singer's practice location on file with NPPES is 1300 Wolf St Fl 1, Philadelphia, PA 19148-2912.
- What is Kristen Singer's phone number?
- The practice phone number listed in the NPPES registry for Kristen Singer is (215) 955-8900.
- Does Kristen Singer accept Medicare?
- Kristen Singer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kristen Singer's NPI active?
- Yes — Kristen Singer's NPI (1457615692) is active in the NPPES registry as of the last update on 2019-01-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.