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NPI 1972018752
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Type 1 · Individual
Rachel Lynn Griehs, MS, RD, LDN
Dietitian, Registered · Houston, TX · NPI 1972018752
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Enumerated 2017 · 8 years on NPI
Griehs is 1 of 570 dietitian, registered providers in Houston and 1 of 5402 in Texas.
NPI age
8 years
Enumerated 2017-12-03
Primary specialty
Dietitian, Registered
Plus 1 subspecialty
Licensed in
TX, PA
2 states
Status
Active
No deactivations on record
Last NPPES update
2022-07-13
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 5402 active dietitian, registered providers in Texas.
NPI age
8 years
↑ 2 yr above median (5 yr)
State licenses
2 states
Top 97% — 2% of peers are multi-state
Subspecialties
0
10% of peers hold subspecialties
NPI lifetime · 2017 → 2026
2017-12 Enumerated in NPPES
2017
2026
Where they practice
Practice location
1977 Butler Blvd Ste 100
Houston, TX 770304101
📞 7137986673
Mailing address
1977 Butler Blvd Ste 100
Houston, TX 770304101
Additional practice locations
2 secondary locations on file with NPPES.
Location 2
540 Woodbourne Rd
Langhorne, PA 190471856
📞 2157506611
Location 3
233 E Lancaster Ave Ste 305
Ardmore, PA 190032321
📞 2152407883 fax 6108795111
Specialties
Dietitian, Registered
Primary
A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based...
TX license #DT85946 PA license #DN002354 taxonomy 133V00000X
Practice context
Solo or small practice. No other active providers share this practice address in NPPES.
This provider is listed as a sole proprietor.
Recently enumerated nearby: 19 new dietitian, registered providers have been added in Houston in the last 180 days.
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How to verify this provider
Confirm the NPI on NPPES. The CMS registry is the system of record. Open NPPES →
Check the state license is currently active. State licensing boards publish current status; NPPES does not.
Confirm payer enrollment if billing. NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.
Updated 2026-05-14
· Source: CMS NPPES bulk export. Praxis MD refreshes the directory monthly with weekly delta updates.
Independent public resource. Not affiliated with CMS, HHS, or NPPES. Not endorsed by the U.S. government.
NPI listing is not proof of active licensure or payer enrollment.