Mervyn Lifschitz, M.D.
NPI 1639267636 · Endocrinology, Diabetes & Metabolism Physician · Denver, CO
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mervyn Lifschitz, M.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Denver, CO (NPI 1639267636).
Provider details
- NPI number
- 1639267636
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 21897 (CO)
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
19 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
- 2006-10-11
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mervyn Lifschitz's NPI number?
- Mervyn Lifschitz's National Provider Identifier (NPI) is 1639267636, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mervyn Lifschitz's specialty?
- Mervyn Lifschitz is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Mervyn Lifschitz located?
- Mervyn Lifschitz's practice location on file with NPPES is 4545 E 9th Ave, Denver, CO 80220-3901.
- What is Mervyn Lifschitz's phone number?
- The practice phone number listed in the NPPES registry for Mervyn Lifschitz is (303) 388-4673.
- Does Mervyn Lifschitz accept Medicare?
- Mervyn Lifschitz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mervyn Lifschitz's NPI active?
- Yes — Mervyn Lifschitz's NPI (1639267636) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.