KRISTEN E. MENGWASSER – NPI #1841828720
Internal Medicine

An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and "collagen" diseases.

KRISTEN MENGWASSER is a physician located in SAN FRANCISCO, CA. NPPES has assigned the NPI number 1841828720 to KRISTEN MENGWASSER on March 27, 2020. It is a Type-1 NPI, indicating this NPI number is associated with an individual. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 207RR0500X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Rheumatology

The NPI profile was last updated on Apr 07, 2026. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for KRISTEN MENGWASSER below.

NPI Profile for
KRISTEN E. MENGWASSER

NPI Number
1841828720
Enumeration Date

(more than 6 years ago)
Entity Type
Type-1  Individual (Female)
Legal Name
KRISTEN E. MENGWASSER
Primary location
1001 POTRERO AVENUE BLDG 90 FL2
SAN FRANCISCO, CA 94110
Phone: (628) 206-4777 Fax: (628) 206-4257
1 Other location(s):
75 Francis St
Boston, MA 02115-6110
Phone: (617) 732-5500
Mailing address
PO BOX 743749
LOS ANGELES, CA 90074-3749
Phone: (415) 514-3000 Fax: (415) 502-8175
Sole Proprietor
Yes
Updated
Certification Date
Apr 07, 2026

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207RR0500X
- Internal Medicine / Rheumatology (Primary)
CA A180354
207R00000X
- Internal Medicine
CA A180354

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.

Endpoint

Health Information Exchange (HEI)

HEI is the mobilization of health care information electronically across organizations within a region, community or hospital system. Endpoints provide a simple and secure way for participants to send authenticated, encrypted health information directly to known, trusted recipients over the internet such as primary care physicians, specialists, hospitals, labs, etc.

Endpoint
[email protected]
Endpoint type
Direct Messaging Address
Endpoint Description
Content Type
Affiliation
N
Endpoint Location
75 FRANCIS ST,
BOSTON, MA 77025-1669

Additional Information

Education
HARVARD MEDICAL SCHOOL - Graduated 2020
Accepts Medicare
This provider accepts Medicare-approved amount as payment in full. The Medicare-approved amount is the total the provider can be paid. When a provider accepts the Medicare-approved amount as payment, you won't be billed for more than the Medicare deductible & coinsureance.
Medicare Ordering & Referring
Provider can:
  • Refer to Part B
  • Order Durable Medical Equipment
  • Refer to Home Health Agency
  • Order Power Mobility Devices

Why is my NPI data (personal information) being displayed publicly?
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How do I correct or change the NPI data displayed here?
At any time, providers can make changes to their NPI profile at NPPES. Login to NPPES to make changes online or call (800) 465-3203 for assistance. Changes made at NPPES will be reflected on this web site within a few days.

Can I hide my NPI profile from the public?
Unfortunately, No. The NPPES discloses health care provider data under the Freedom of Information Act to the public, which means anyone may request such information directly from the National Plan & Provider Enumeration System. See the complete CMS Data Dissemination Notice here.