IndividualActive
Sarah Hammaker, RD, LDN
NPI 1801028873 · Registered Dietitian · Hagerstown, MD
Sarah Hammaker, RD, LDN is a Registered Dietitian provider in Hagerstown, MD (NPI 1801028873).
Provider details
- NPI number
- 1801028873
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD, LDN
- Sex
- Female
- Sole proprietor
- No
- License
- DX2580 (MD)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Detailed profile(85/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
222 E Oak Ridge Dr
Suite 1800
Hagerstown, MD 21740-7858
Phone: (301) 739-0090
Fax: (301) 739-0288
Street-level locationGet directions
Mailing address
222 E Oak Ridge Dr
Hagerstown, MD 21740-7858
Registry dates
- Enumerated
- 2009-08-10
- Last updated
- 2009-08-10
Frequently asked questions
- What is Sarah Hammaker's NPI number?
- Sarah Hammaker's National Provider Identifier (NPI) is 1801028873, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Hammaker's specialty?
- Sarah Hammaker is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Sarah Hammaker located?
- Sarah Hammaker's practice location on file with NPPES is 222 E Oak Ridge Dr, Hagerstown, MD 21740-7858.
- What is Sarah Hammaker's phone number?
- The practice phone number listed in the NPPES registry for Sarah Hammaker is (301) 739-0090.
- Is Sarah Hammaker's NPI active?
- Yes — Sarah Hammaker's NPI (1801028873) is active in the NPPES registry as of the last update on 2009-08-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.