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John Margraf, MD
NPI 1770590440 · Neurology Physician · Allentown, PA
John Margraf, MD is a Neurology Physician provider in Allentown, PA (NPI 1770590440).
Provider details
- NPI number
- 1770590440
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD016595E (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
1250 S Cedar Crest Blvd
Suite 405
Allentown, PA 18103-6224
Phone: (610) 402-8420
Fax: (610) 402-1689
Street-level locationGet directions
Mailing address
Po Box 783311
Philadelphia, PA 19178-3311
Registry dates
- Enumerated
- 2006-08-02
- Last updated
- 2016-01-08
Frequently asked questions
- What is John Margraf's NPI number?
- John Margraf's National Provider Identifier (NPI) is 1770590440, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Margraf's specialty?
- John Margraf is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is John Margraf located?
- John Margraf's practice location on file with NPPES is 1250 S Cedar Crest Blvd, Allentown, PA 18103-6224.
- What is John Margraf's phone number?
- The practice phone number listed in the NPPES registry for John Margraf is (610) 402-8420.
- Is John Margraf's NPI active?
- Yes — John Margraf's NPI (1770590440) is active in the NPPES registry as of the last update on 2016-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.