David J. Itkin, MD
Infectious Disease Physician · Portsmouth, NH
David J. Itkin, MD is an infectious disease physician with a practice address in Portsmouth, New Hampshire, and NPI 1760476667, issued on Sep 7, 2005. Check the license (New Hampshire 8392, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- David J. Itkin
- Credential
- MD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License numbers
- 8392 NH
016418 ME
Self-reported in NPPES; status is on the state search - Practice location
- 330 Borthwick Ave, Portsmouth, NH 03801
- Phone
- (603) 433-8733
- Enumerated
- Sep 7, 2005
- Record last updated
- Sep 6, 2022
- Fax
- (603) 433-8834
- Medicaid ID
- 3082964 NH
- Medicare enrollment
- Enrolled (PECOS I20051026001005); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 1980
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 49 in New Hampshire → Look up another NPI →
Also registered at 330 Borthwick Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kulli Barrett, M.D.Nephrology Physician1437140209
- Lisa Benton, D.O.Pediatrics Physician1437367471
- Andrew Breen, M.D.Pediatrics Physician1861583106
- Brigette Brock, PA-CMedical Physician Assistant1871621185
- Daniel Brown, M.D.Pediatrics Physician1487742912
- Jaclyn Carter, PAPhysician Assistant1760041784
Verify David J. Itkin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license 8392Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Wentworth Douglass Physician CorporationDover, NH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
David J. Itkin among 49 infectious disease physician records in New Hampshire
David J. Itkin, MD is one of 49 infectious disease physician records with a practice address in New Hampshire. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 94% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated1980 · median 2003 among the 37 with a school on file
- Record last updated2022 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in New Hampshire
There are 49 infectious disease physician records in New Hampshire.
All 49 in New Hampshire → Every provider in Portsmouth → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Dafer Al-Haddadin, MDPortsmouth, NH 038011932192945
- Ronaldo Patiag, M.D.Portsmouth, NH 038011437327293
- Mohamed Yussif, MDPortsmouth, NH 038011700409125
- Artemio Mendoza, MDDover, NH 038201235211558
- Malcolm Rosenson, MDDover, NH 038201669554762
- Apara Dave, MDLebanon, NH 037661306004346
- Sharon Alroy-Preis, M.DLebanon, NH 037561245428093
- Antonia Altomare, D.O.Lebanon, NH 037561568688232
Common questions
What is David J. Itkin, MD's NPI number?
David J. Itkin, MD's National Provider Identifier (NPI) is 1760476667, issued on Sep 7, 2005. An NPI identifies a provider in billing; it is not a license.
Where is David J. Itkin, MD located?
The NPPES record lists a practice address at 330 Borthwick Ave, Portsmouth, NH, 03801. Phone: (603) 433-8733. Providers update this record themselves, so call before visiting.
How can I verify David J. Itkin, MD's license?
NPPES lists New Hampshire license number 8392, as entered by the provider. Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. 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. 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.