Jo Ann Marie Baker, FNP-C
Family Nurse Practitioner · Smyrna, DE
Jo Ann Marie Baker, FNP-C is a family nurse practitioner with a practice address in Smyrna, Delaware, and NPI 1023226248, issued on May 20, 2007. Check the license (Delaware LG-0000188, as entered in NPPES) with the Delaware board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jo Ann Marie Baker
- Credential
- FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- LG-0000188 DE
Self-reported in NPPES; status is on the state search - Practice location
- 315 N Carters RD, Smyrna, DE 19977
- Phone
- (302) 653-1281
- Enumerated
- May 20, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20260326003343); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 709 in Delaware → Look up another NPI →
Verify Jo Ann Marie Baker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Delaware board licenses this profession
Search for license LG-0000188Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
20% fewer Medicare Part D claims than the average family nurse practitioner in 2024
1,045 Medicare Part D claims for 151 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Metformin Hcl51 claims
- Atorvastatin Calcium47 claims
- Amlodipine Besylate42 claims
- Rosuvastatin Calcium40 claims
- Alprazolam30 claims
- Omeprazole30 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.
Industry payments in 2024: $632.70
32 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 99,489 providers of this specialty with any payment received $650.95 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 one group practice
- Bayhealth Medical Center, IncDover, DE
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jo Ann Marie Baker among 709 family nurse practitioner records in Delaware
Jo Ann Marie Baker, FNP-C is one of 709 family nurse practitioner records with a practice address in Delaware. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 8% of them.
- NPI issued2007 · 8% of these records are older, 84% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated1997 · median 2018 among the 434 with a school on file
- Record last updated2007 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
20 family nurse practitioner records list a practice address in Smyrna
They are 20 of the 349 NPPES records with a practice address in Smyrna, and 709 family nurse practitioner records in Delaware.
All 709 in Delaware → Every provider in Smyrna → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Flora Atangcho, NPSmyrna, DE 199771497252266
- Ahlam BawazerSmyrna, DE 199771366218356
- Amy Burnett, FNP-CSmyrna, DE 199771447407820
- Amelia Clarke, FNPSmyrna, DE 199771316338031
- Norma Cordova, FNPSmyrna, DE 199771760264451
- Alicia Earley, FNP-BCSmyrna, DE 199771457120313
- Olatokunbo Gbadebo, NPSmyrna, DE 199771942588967
- Kathleen Gustafson, FNPSmyrna, DE 199771215481411
Common questions
What is Jo Ann Marie Baker, FNP-C's NPI number?
Jo Ann Marie Baker, FNP-C's National Provider Identifier (NPI) is 1023226248, issued on May 20, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Jo Ann Marie Baker, FNP-C located?
The NPPES record lists a practice address at 315 N Carters RD, Smyrna, DE, 19977. Phone: (302) 653-1281. Providers update this record themselves, so call before visiting.
How can I verify Jo Ann Marie Baker, FNP-C's license?
NPPES lists Delaware license number LG-0000188, as entered by the provider. Search the Delaware board that licenses this profession; the NPPES record confirms identity only.
How much does Jo Ann Marie Baker, FNP-C prescribe under Medicare Part D?
In 2024, Jo Ann Marie Baker, FNP-C had 1,045 Medicare Part D claims for 151 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
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.