NPPES file of Aug 9, 2026

Martha M. Diaz, OTR

Occupational Therapist · Grasonville, MD

Martha M. Diaz, OTR is an occupational therapist with a practice address in Grasonville, Maryland, and NPI 1316069842, issued on Apr 4, 2007. Check the license (Maryland 05681, as entered in NPPES) with the Maryland board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1316069842
Name
Martha M. Diaz
Credential
OTR
Primary taxonomy
Occupational Therapist 225X00000X
License number
05681 MD
Self-reported in NPPES; status is on the state search
Practice location
303 Narnia Dr S, Grasonville, MD 21638
Phone
(443) 848-1079
Enumerated
Apr 4, 2007
Record last updated
May 6, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Martha M. Diaz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license 05681    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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1 occupational therapist records list a practice address in Grasonville

They are 1 of the 11 NPPES records with a practice address in Grasonville, and 2,933 occupational therapist records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 2,933 in Maryland → Every provider in Grasonville →

Other occupational therapist records in Maryland

  1. Amanda Aaron, OTR/LBaltimore, MD1659657526
  2. Carolyn Abad, OTDWaldorf, MD1508644246
  3. Jessica Abad, OTR/LCharlotte Hall, MD1508244054
  4. Ashley Abbott, OTR/LBaltimore, MD1558211557
  5. Kristin Abboud, OTAnnapolis, MD1073640405
  6. Beth Abell, MS, OTR/LDundalk, MD1629362256
  7. Maria Abella, OTR, CLTSilver Spring, MD1154421923
  8. Amanda Aberg, MS, OTR/L, CBISBaltimore, MD1518589621
  9. Victoria AbivaBaltimore, MD1104751627
  10. Catherine AblardBethesda, MD1942864814

Common questions

What is Martha M. Diaz, OTR's NPI number?

Martha M. Diaz, OTR's National Provider Identifier (NPI) is 1316069842, issued on Apr 4, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Martha M. Diaz, OTR located?

The NPPES record lists a practice address at 303 Narnia Dr S, Grasonville, MD, 21638. Phone: (443) 848-1079. Providers update this record themselves, so call before visiting.

How can I verify Martha M. Diaz, OTR's license?

NPPES lists Maryland license number 05681, as entered by the provider. Search the Maryland 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.