Melissa Klein, M.D.
NPI 1952578569 · Internal Medicine Physician · Washington, DC
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melissa Klein, M.D. is a Internal Medicine Physician provider in Washington, DC (NPI 1952578569).
Provider details
- NPI number
- 1952578569
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- MD038061 (DC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-05-13
- Last updated
- 2009-08-06
Frequently asked questions
- What is Melissa Klein's NPI number?
- Melissa Klein's National Provider Identifier (NPI) is 1952578569, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Klein's specialty?
- Melissa Klein is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Melissa Klein located?
- Melissa Klein's practice location on file with NPPES is 1600 Morris Rd Se, Washington, DC 20020-6312.
- What is Melissa Klein's phone number?
- The practice phone number listed in the NPPES registry for Melissa Klein is (202) 715-1601.
- Does Melissa Klein accept Medicare?
- Melissa Klein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melissa Klein's NPI active?
- Yes — Melissa Klein's NPI (1952578569) is active in the NPPES registry as of the last update on 2009-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.