MR. DAVID J ITKIN MD
NPI 1760476667
Internal Medicine - Infectious Disease in Portsmouth, NH
About Mr. David J Itkin Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. DAVID J ITKIN MD (NPI 1760476667) is an individual infectious disease provider in Portsmouth, New Hampshire, licensed in New Hampshire (8392) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, maintains a secondary practice location in Dover, and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (1980).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mr. David J Itkin Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
5Medicare enrollment records show David Itkin reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Portsmouth, NH 03801
- Reassigned Medicare billing, New Hampshire enrollment
- 48 clinicians in this Medicare group
Dover, NH 03820
- Reassigned Medicare billing, New Hampshire enrollment
- 559 clinicians in this Medicare group
Lamar, CO 81052
- Reassigned Medicare billing, Colorado enrollment
- 115 clinicians in this Medicare group
Eagle, CO 81631
- Reassigned Medicare billing, Colorado enrollment
- 163 clinicians in this Medicare group
Phoenix, AZ 85016
- Reassigned Medicare billing, Colorado enrollment
- 11 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 03801 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PORTSMOUTH, NH 03801
PORTSMOUTH, NH 03801
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is David Itkin's NPI number?
The NPI number for David Itkin is 1760476667. It was assigned to this individual provider in the NPPES registry on September 7, 2005.
Where is David Itkin located?
David Itkin practices at 330 Borthwick Ave Suite 210, Portsmouth, NH 03801. The listed phone number is (603) 433-8733.
What is David Itkin's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is David Itkin enrolled in Medicare?
Yes. David Itkin is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for David Itkin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Itkin reassigns Medicare benefits to 5 organizations: Greater Seacoast Community Health (Portsmouth, NH), Wentworth Douglass Physician Corporation (Dover, NH), Prowers County Hospital District (Lamar, CO), Valley View Hospital Association (Eagle, CO) and Einfectionmd PC (Phoenix, AZ). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for David Itkin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does David Itkin accept?
Health plans from Harvard Pilgrim Health Care and WellSense Health Plan list David Itkin as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for David Itkin was last updated on September 6, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Mr. David J Itkin, MD · NPI 1760476667
Infectious Disease physician in Portsmouth, New Hampshire. Individual provider, active in the CMS NPPES registry since September 7, 2005.
## Identity
- **NPI:** 1760476667 (Entity type: Individual)
- **Enumerated:** September 7, 2005
- **Primary specialty:** Internal Medicine - Infectious Disease · taxonomy 207RI0200X
- **State license:** 8392 (New Hampshire)
- **Sole proprietor:** No
## Practice location
- **Address:** 330 BORTHWICK AVE, SUITE 210, Portsmouth, NH 03801-4174
- **Phone:** (603) 433-8733 · **Fax:** (603) 433-8834
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Greater Seacoast Community Health (NPI 1114935871, Portsmouth, NH); Wentworth Douglass Physician Corporation (NPI 1447352430, Dover, NH); Prowers County Hospital District (NPI 1821052929, Lamar, CO); Valley View Hospital Association (NPI 1093389553, Eagle, CO); Einfectionmd PC (NPI 1417437526, Phoenix, AZ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Illinois College Of Med, class of 1980
## Record status
- **NPPES last updated:** September 6, 2022
- **Other identifiers:** Medicaid 3082964 (NH)
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Source: [NPI Profile](https://npiprofile.com/npi/1760476667) · Data from the CMS NPPES public registry.