Erin R. Krstanovic, CRNP- ADULT
Gastroenterology Physician · Frederick, MD
Erin R. Krstanovic, CRNP- ADULT is a gastroenterology physician with a practice address in Frederick, Maryland, and NPI 1588317572, issued on Jan 31, 2022. Check the license (Maryland R198694, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Erin R. Krstanovic
- Credential
- CRNP- ADULT
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- R198694 MD
Self-reported in NPPES; status is on the state search - Practice location
- 85 Thomas Johnson CT Ste B, Frederick, MD 21702
- Phone
- (301) 663-9440
- Enumerated
- Jan 31, 2022
- Record last updated
- Jan 31, 2022
- Medicare enrollment
- Enrolled (PECOS I20220328001669); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 505 in Maryland → Look up another NPI →
Also registered at 85 Thomas Johnson CT Ste B
A shared address usually means a shared clinic or building; it does not show who employs whom.
- June CuddyPhysician Assistant1336587419
Verify Erin R. Krstanovic in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license R198694Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16% more Medicare Part D claims than the average gastroenterology physician in 2024
943 Medicare Part D claims for 433 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Omeprazole215 claims
- Pantoprazole Sodium168 claims
- Sod Sulf-Potass Sulf-Mag Sulf117 claims
- Gavilyte-G67 claims
- Famotidine48 claims
- Rabeprazole Sodium41 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 94.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,857.38
81 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Gastroenterology Specialists OF Frederick, P.A.Frederick, MD
- Meritus Medical Center IncHagerstown, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Erin R. Krstanovic among 505 gastroenterology physician records in Maryland
Erin R. Krstanovic, CRNP- ADULT is one of 505 gastroenterology physician records with a practice address in Maryland. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than over 99% of them.
- NPI issued2022 · over 99% of these records are older, under 1% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2021 · median 2002 among the 344 with a school on file
- Record last updated2022 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Maryland
There are 505 gastroenterology physician records in Maryland.
All 505 in Maryland → Every provider in Frederick → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Daniel Daniels, M.D.Frederick, MD 217021174631352
- Pilin Francis, DOFrederick, MD 217021669967592
- Leonard Kane, M.D.Frederick, MD 217021588653786
- Michael Rifkin, M.D.Frederick, MD 217021932198116
- Sanmeet Singh, M.D.Frederick, MD 217021295198166
- Arash Zarrin, DOFrederick, MD 217021407351729
- Nasim Adimi, PAFrederick, MD 217011538568365
- Moustafa Ahmed, M.D.Frederick, MD 217011225182751
Common questions
What is Erin R. Krstanovic, CRNP- ADULT's NPI number?
Erin R. Krstanovic, CRNP- ADULT's National Provider Identifier (NPI) is 1588317572, issued on Jan 31, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Erin R. Krstanovic, CRNP- ADULT located?
The NPPES record lists a practice address at 85 Thomas Johnson CT Ste B, Frederick, MD, 21702. Phone: (301) 663-9440. Providers update this record themselves, so call before visiting.
How can I verify Erin R. Krstanovic, CRNP- ADULT's license?
NPPES lists Maryland license number R198694, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Erin R. Krstanovic, CRNP- ADULT prescribe under Medicare Part D?
In 2024, Erin R. Krstanovic, CRNP- ADULT had 943 Medicare Part D claims for 433 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Erin R. Krstanovic, CRNP- ADULT's MIPS final score?
The 2023 MIPS final score is 94.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.