Christopher John Walder, RD, LDN
Registered Dietitian · Bala Cynwyd, PA
Christopher John Walder, RD, LDN is a registered dietitian with a practice address in Bala Cynwyd, Pennsylvania, and NPI 1366075921, issued on Feb 21, 2020. Check the license (Pennsylvania DN006569, as entered in NPPES) with the Pennsylvania board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Christopher John Walder
- Credential
- RD, LDN
- Primary taxonomy
- Registered Dietitian 133V00000X
- License number
- DN006569 PA
Self-reported in NPPES; status is on the state search - Practice location
- 150 Monument RD Ste 207, Bala Cynwyd, PA 19004
- Phone
- (800) 203-8657
- Enumerated
- Feb 21, 2020
- Record last updated
- Feb 21, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (800) 258-1426
- Medicare enrollment
- Enrolled (PECOS I20250811000380); accepts Medicare assignment
- Entity
- Type 1 · individual
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Verify Christopher John Walder in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license DN006569Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Christopher John Walder among 3,083 registered dietitian records in Pennsylvania
Christopher John Walder, RD, LDN is one of 3,083 registered dietitian records with a practice address in Pennsylvania. 8% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2020, is newer than 62% of them.
- NPI issued2020 · 62% of these records are older, 33% newer
- In a Medicare fileNo · 8% of these records are
- In the CMS Doctors and Clinicians fileYes · 10% of these records are
- Graduated2013 · median 2014 among the 315 with a school on file
- Record last updated2020 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 133V00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
41 registered dietitian records list a practice address in Bala Cynwyd
They are 41 of the 794 NPPES records with a practice address in Bala Cynwyd, and 3,083 registered dietitian records in Pennsylvania. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 3,083 in Pennsylvania → Every provider in Bala Cynwyd → Registered Dietitian nationwide →
The 8 registered dietitian records with the nearest ZIP codes
- Gordana Chelsvig, R.D., LDNBala Cynwyd, PA 190041023491016
- Kristina Disanto, R.D., L.D.N.Bala Cynwyd, PA 190041891120259
- Monica FantauzziBala Cynwyd, PA 190041194275495
- Arthur Fogelson, RDBala Cynwyd, PA 190041134551146
- Jessica Funchion, RDBala Cynwyd, PA 190041710430251
- Sara KaluzshnerBala Cynwyd, PA 190041679948608
- Kimberly Mugler, R.D.N.Bala Cynwyd, PA 190041548630502
- Lynn NicholasBala Cynwyd, PA 190041104277565
Common questions
What is Christopher John Walder, RD, LDN's NPI number?
Christopher John Walder, RD, LDN's National Provider Identifier (NPI) is 1366075921, issued on Feb 21, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Christopher John Walder, RD, LDN located?
The NPPES record lists a practice address at 150 Monument RD Ste 207, Bala Cynwyd, PA, 19004. Phone: (800) 203-8657. Providers update this record themselves, so call before visiting.
How can I verify Christopher John Walder, RD, LDN's license?
NPPES lists Pennsylvania license number DN006569, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.