Erin Krstanovic, CRNP- ADULT
NPI 1588317572 · Gastroenterology Physician · Frederick, MD
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erin Krstanovic, CRNP- ADULT is a Gastroenterology Physician provider in Frederick, MD (NPI 1588317572).
Provider details
- NPI number
- 1588317572
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- CRNP- ADULT
- Sex
- Female
- Sole proprietor
- No
- License
- R198694 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
4 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
513 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 | 300 | $106 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 176 | $141 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 23 | $94 |
| Stool Analysis for Blood, By Peroxidase Activity82272 | 14 | $4 |
Typical Medicare-allowed amounts for these services range $4–$141 (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 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 215 | 75 |
| Pantoprazole Sodium | 168 | 66 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 117 | 117 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 67 | 66 |
| Famotidine | 48 | 24 |
| Rabeprazole Sodium | 41 | 16 |
| Linaclotidebrand: Linzess | 27 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,857 across 81 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
- 2022-01-31
- Last updated
- 2022-01-31
- Certified
- 2022-01-31
Frequently asked questions
- What is Erin Krstanovic's NPI number?
- Erin Krstanovic's National Provider Identifier (NPI) is 1588317572, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin Krstanovic's specialty?
- Erin Krstanovic is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Erin Krstanovic located?
- Erin Krstanovic's practice location on file with NPPES is 85 Thomas Johnson Ct Ste B, Frederick, MD 21702-4331.
- What is Erin Krstanovic's phone number?
- The practice phone number listed in the NPPES registry for Erin Krstanovic is (301) 663-9440.
- Does Erin Krstanovic accept Medicare?
- Erin Krstanovic is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Erin Krstanovic's NPI active?
- Yes — Erin Krstanovic's NPI (1588317572) is active in the NPPES registry as of the last update on 2022-01-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.