Erin Lea Koster, MD
Maternal & Fetal Medicine Physician · Frisco, TX
Erin Lea Koster, MD is a maternal & fetal medicine physician with a practice address in Frisco, Texas, and NPI 1902875958, issued on Mar 14, 2006. Check the license (Texas K3562, as entered in NPPES) on the Texas Medical Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Erin Lea Koster
- Credential
- MD
- Primary taxonomy
- Maternal & Fetal Medicine Physician 207VM0101X
- License number
- K3562 TX
Self-reported in NPPES; status is on the state search - Practice location
- 4645 Avon Lane, Frisco, TX 75033
- Phone
- (972) 704-1318
- Enumerated
- Mar 14, 2006
- Record last updated
- Jul 22, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (972) 987-5507
- Medicaid ID
- 144451504 TX
- Entity
- Type 1 · individual
8 nearest maternal & fetal medicine physician records → All 308 in Texas → Look up another NPI →
Also registered at 4645 Avon Lane
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Marisa Thompson, MSProfessional Counselor1043004872
Verify Erin Lea Koster in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license K3562Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Erin Lea Koster among 308 maternal & fetal medicine physician records in Texas
Erin Lea Koster, MD is one of 308 maternal & fetal medicine physician records with a practice address in Texas. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 54% newer
- In a Medicare fileNo · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 61% of these records are
- Record last updated2020 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VM0101X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Maternal & Fetal Medicine Physician providers in Texas
There are 308 maternal & fetal medicine physician records in Texas. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 308 in Texas → Every provider in Frisco → Maternal & Fetal Medicine Physician nationwide →
The 8 maternal & fetal medicine physician records with the nearest ZIP codes
- Violetta Lozovyy, M.D.Frisco, TX 750341134432867
- Sushma Amara, MDMcKinney, TX 750711861633802
- Carol Brown-Elliott, MDPlano, TX 750751083694228
- David Gore, MDPlano, TX 750931508836396
- Kenneth Trimmer, MDPlano, TX 750931164402301
- Chet Wells, M.D.Plano, TX 750931801894415
- Mladen Predanic, MD MSCWaxahachie, TX 751651659330199
- Manuel Rivera-Alsina, MDDallas, TX 752031740260082
Common questions
What is Erin Lea Koster, MD's NPI number?
Erin Lea Koster, MD's National Provider Identifier (NPI) is 1902875958, issued on Mar 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Erin Lea Koster, MD located?
The NPPES record lists a practice address at 4645 Avon Lane, Frisco, TX, 75033. Phone: (972) 704-1318. Providers update this record themselves, so call before visiting.
How can I verify Erin Lea Koster, MD's license?
NPPES lists Texas license number K3562, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.