Louis A. Dieffenbach, M.D.
Obstetrics & Gynecology Physician · Spring Hill, FL
Louis A. Dieffenbach, M.D. is an obstetrics & gynecology physician with a practice address in Spring Hill, Florida, and NPI 1699784587, issued on Aug 7, 2006. Check the license (Florida ME55252, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Louis A. Dieffenbach
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- ME55252 FL
Self-reported in NPPES; status is on the state search - Practice location
- 13215 Spring Hill Dr, Spring Hill, FL 34609
- Phone
- (352) 683-0232
- Enumerated
- Aug 7, 2006
- Record last updated
- Feb 1, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (352) 683-0247
- Medicare enrollment
- Enrolled (PECOS I20040207000018); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 2,601 in Florida → Look up another NPI →
Also registered at 13215 Spring Hill Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Barbara Dewolfe, LCSWClinical Social Worker1972524890
- Thair Dieffenbach, LMHC, PHDMental Health Counselor1710111349
Verify Louis A. Dieffenbach in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME55252Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.7 times the Medicare Part D claims of the average obstetrics & gynecology physician in 2024
769 Medicare Part D claims for 208 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 25 claims were for opioids.
Most prescribed
- Estradiol168 claims
- Alprazolam69 claims
- Premarin62 claims
- Zolpidem Tartrate23 claims
- Tramadol Hcl19 claims
- Estradiol (Once Weekly)17 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: $99.00
1 payment: education; the largest payer was Astellas Pharma US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 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.
Louis A. Dieffenbach among 2,601 obstetrics & gynecology physician records in Florida
Louis A. Dieffenbach, M.D. is one of 2,601 obstetrics & gynecology physician records with a practice address in Florida. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 14% of them.
- NPI issued2006 · 14% of these records are older, 52% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1985 · median 2004 among the 1,657 with a school on file
- Record last updated2013 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Florida
There are 2,601 obstetrics & gynecology physician records in Florida.
All 2,601 in Florida → Every provider in Spring Hill → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Amal Awwad, MDSpring Hill, FL 346091710952635
- Richard Chlouber, MDSpring Hill, FL 346091104080670
- Nay Hoche Harris, MDSpring Hill, FL 346091649404070
- Natalie Leibensperger, D.O.Spring Hill, FL 346091417957903
- Samir Shakfeh, MDSpring Hill, FL 346091275521890
- Ammar Shammaa, MDSpring Hill, FL 346091356478663
- Jessica Stark, ARNPSpring Hill, FL 346091780104398
- Mohammed Tabbaa, MDSpring Hill, FL 346091851736151
Common questions
What is Louis A. Dieffenbach, M.D.'s NPI number?
Louis A. Dieffenbach, M.D.'s National Provider Identifier (NPI) is 1699784587, issued on Aug 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Louis A. Dieffenbach, M.D. located?
The NPPES record lists a practice address at 13215 Spring Hill Dr, Spring Hill, FL, 34609. Phone: (352) 683-0232. Providers update this record themselves, so call before visiting.
How can I verify Louis A. Dieffenbach, M.D.'s license?
NPPES lists Florida license number ME55252, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Louis A. Dieffenbach, M.D. prescribe under Medicare Part D?
In 2024, Louis A. Dieffenbach, M.D. had 769 Medicare Part D claims for 208 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.