Lydia Johnson

  • Brookline, MA
  • Physician assistant
NPI1164171179
Medicare patients, 2024
189
Hospital affiliations
1
Medical groups
4
State license
1
Year NPI issued
2022
Practice address
227 Babcock Street, Brookline, MA 02446
Practice phone
Call (617) 731-3200
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

HRI Hospital

Hospital · Brookline, Massachusetts

See all 6 affiliations

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Lydia Johnson is a physician assistant in Brookline, Massachusetts

Lydia Johnson practices at HRI Hospital in Brookline, Massachusetts, part of Universal Health Services.

Lydia Johnson's NPI, 1164171179, was assigned on March 18, 2022.

NPI and contact details
NPI enumeration date
March 18, 2022
NPI status
Active
Practice phone
(617) 731-3200
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Lydia Johnson practices at HRI Hospital in Brookline, Massachusetts

Lydia Johnson's primary practice is HRI Hospital, at 227 Babcock Street, Brookline, MA 02446 in Norfolk County. The practice phone is (617) 731-3200.

  • HRI Hospital
    227 Babcock Street, Brookline, MA 02446 · Norfolk CountyPhone(617) 731-3200

Source: Dmand AI Affiliation Data

Lydia Johnson is affiliated with 2 sites of care and 4 medical groups

Lydia Johnson's primary practice is HRI Hospital in Brookline, Massachusetts, part of Universal Health Services. The medical group on file is Massachusetts Acute Care Specialists. Dmand AI also links Lydia Johnson to 3 more medical groups and 1 skilled nursing facility, each named with a free account.

See all 6 affiliations for Lydia Johnson

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Lydia Johnson's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Lydia Johnson practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
HRI HospitalAvailable with a free account
+1 more site and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Lydia Johnson is one of 3,922 physician assistants in Massachusetts

Physician assistant is Lydia Johnson's primary specialty in the NPI Registry, under taxonomy code 363A00000X.

Specialties and state licenses

  • Physician assistantPrimarytaxonomy 363A00000X
  • Student in an organized health care education/training programtaxonomy 390200000X

Physician assistants near Lydia Johnson

Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Lydia Johnson treated 189 Medicare patients in 2024, average age 50

CMS counts 189 Medicare patients who saw Lydia Johnson in 2024. The largest group is under 65, with 148 patients. 75% of them have anxiety, and 75% have mood disorders. Their average risk score is 1.52, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Lydia Johnson's median patient age at 41, with 40% women.

Medicare patients, 2024189
Average age50
Average risk score1.52

Lydia Johnson's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Lydia Johnson's Medicare patients by sex, 2024

  • Women8344%
  • Men10656%

Chronic conditions among Lydia Johnson's Medicare patients, 2024

  1. Anxiety75%
  2. Mood disorders75%
  3. Schizophrenia and other psychoses75%
  4. Depression71%
  5. Bipolar disorder68%
  6. Alcohol and drug use disorders65%
  7. High blood pressure63%
  8. Tobacco use63%

Share of Medicare patients with each condition. A patient can have several.

Lydia Johnson's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 41

Patient panel by sex, all payers

  • Women40%
  • Men59%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Sources for Lydia Johnson's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Lydia Johnson

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Lydia Johnson's NPI number?

Lydia Johnson's NPI number is 1164171179. It was assigned on March 18, 2022, and it is active in the NPI Registry.

What does Lydia Johnson specialize in?

Lydia Johnson is a physician assistant in Brookline, Massachusetts. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Lydia Johnson practice?

Lydia Johnson practices at 227 Babcock Street, Brookline, MA 02446. Lydia Johnson's primary practice is HRI Hospital in Brookline, Massachusetts, part of Universal Health Services. Dmand AI also links Lydia Johnson to 3 medical groups and 1 skilled nursing facility.

What is Lydia Johnson's office phone number?

The practice phone on file for Lydia Johnson is (617) 731-3200.

Which hospitals is Lydia Johnson affiliated with?

Lydia Johnson practices at HRI Hospital in Brookline, Massachusetts.

What medical group is Lydia Johnson part of?

Lydia Johnson is linked to Massachusetts Acute Care Specialists. Dmand AI links Lydia Johnson to 3 more medical groups.

How many Medicare patients does Lydia Johnson see?

CMS counts 189 Medicare patients who saw Lydia Johnson in 2024, with an average age of 50.

How long has Lydia Johnson been practicing?

Lydia Johnson's NPI was assigned in 2022.

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