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Mark R. Hammond , MA, CCC-SLP

Speech-Language Pathologist • Portland, ME

Active NPI 1356456248 Individual Practitioner Male Practitioner Accepts Medicare assignment
Practice location in NPPES

222 Auburn St, Suite 1g
Portland, ME 041036004

Call 2077978255 Location details and other listings
Medical Disclaimer

This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.

Practice Location & Contact Primary Location

Practice Address

222 Auburn St
Suite 1g

Portland, ME 041036004

Telephone 2077978255
Fax 2007797556
Organization at the Same NPPES Address or Phone
Laboratory Corporation Of America Holdings Facility NPI 1346228509

Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.

Other Listings in Public Data

CMS Doctors and Clinicians lists 1 group name: Hammond Associates Inc. See the list

Source: CMS Doctors and Clinicians National Downloadable File, release date unavailable.

Listings do not confirm current availability, employment or a shared ownership network.

Medicare Profile & Education

Source: CMS Doctors and Clinicians National Downloadable File

Graduation Year

1976

Years since graduation

50 years (graduated 1976)

CMS Doctors and Clinicians data list 1976 as the year this clinician finished professional school.

What this does not show: Years since graduation

It is not the number of years in practice, and more years does not mean better care.

Source: CMS Doctors and Clinicians National Downloadable File.

NPI first issued

2006

The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.

What this does not show: NPI first issued

NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.

Source: CMS NPPES NPI Registry.

Accepts Medicare assignment

CMS data list this clinician as accepting Medicare assignment. This means agreeing to take the Medicare-approved amount as full payment for covered services.

Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.

Source: CMS Doctors and Clinicians; Medicare.gov, “Does your provider accept Medicare as full payment?”

Guide: What Medicare assignment means

No telehealth indicator

CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.

Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.

Guide: How Medicare covers telehealth

Enrolled in Medicare (PECOS)

Mark Hammond has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.

It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What Medicare enrollment (PECOS) means

Compared with the same specialty in Portland and Maine

170 active clinicians are listed under Speech-Language Pathologist with a practice address in Portland, ME (1,168 in Maine).

Addresses are self-reported to NPPES and may be out of date.

Telehealth indicator in Portland

0% of these 170 clinicians have the CMS telehealth indicator.

3.5% of these 170 clinicians are listed by CMS as accepting Medicare assignment.

Sources: CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo · Report an error.

Specialties & License Numbers Reported to NPPES

Speech-Language Pathologist Primary Specialty

NUCC Taxonomy Code: 235Z00000X

License # reported to NPPES ME SP131

The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.

Check License Status with the State Board License numbers are self-reported to NPPES; T-MedInfo does not confirm them against state records. Current status: Maine State Medical Licensing Board.
Look Up on State Board Site

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid ID
130820099 (ME)
Other Identifier Tax Id
010512139 (ME)
Other Identifier Harvard Pilgrim Id
AA28449 (ME)
Other Identifier Anthem Id
018316 (ME)

Medicare (PECOS) Enrollment & Ordering Eligibility

Source: CMS PECOS
Medicare FFS Enrollment Status Medicare Enrollment on File
CMS Provider Specialty

PRACTITIONER - QUALIFIED SPEECH LANGUAGE PATHOLOGIST

Medicare Enrollment ID

I20090827000595

Enrollment State Jurisdiction

ME

PECOS Control ID

4981759958

Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.

Medicare Group Practice Enrollments

Source: CMS Doctors and Clinicians National Downloadable File

Hammond Associates Inc

1250 Forest Ave, Portland, ME 041031884

Phone: 2077978255

Clinicians Sharing This Practice Address or Phone

Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.

2 listed
Dr. Sean Mccloy , MD

Family Medicine

NPI 1679666887

Doctor of Medicine (M.D.)

Colleen Tetzlaff , FNP

Nurse Practitioner - Family

NPI 1710083233

Family Nurse Practitioner

Career & Practice History

NPI enumerated August 20, 2006.

No changes to the name, practice address, taxonomy or NPI status in this record have been observed in the monthly NPPES data files from January 2017 to August 2026.

No reviews have been published yet. Leave a review.

NPI Administrative Meta

NPI Number: 1356456248
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: August 20, 2006
Last Update: October 07, 2009
Sole Proprietor: No

Other Speech-Language Pathologists in Portland

All Speech-Language Pathologists in Portland

Mailing Address

222 Auburn St, Suite 1g

Portland, ME 041036004

Phone: 2077978255

About This Data NPPES fields (address, phone, specialty, license) are self-reported and may be outdated; Medicare fields follow the CMS dataset named in each section. Correct directly at NPPES.