Hong Holly Zhang, PA-C

  • Chicago, IL
  • Physician assistant
NPI1609863620PAC ID5496792285
Medicare patients, 2024
191
Part D claims, 2024
568
Affiliated sites
1
Medical groups
4
State license
1
Practice address
1631 N Halsted St, Chicago, IL 60614
Practice phone
Call (219) 671-8104
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

H & S Health Specialists

Chicago, Illinois

See all 6 affiliations

Find Hong Zhang's professional email, personal email and mobile number

Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.

View contacts for free

Hong Holly Zhang is a physician assistant in Chicago, Illinois

Hong Zhang practices at H & S Health Specialists in Chicago, Illinois.

Hong Zhang's NPI, 1609863620, was assigned on October 4, 2005. Hong Zhang holds Illinois license 085.002335.

NPI and contact details
Medicare PAC ID
5496792285
NPI enumeration date
October 4, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(219) 671-8104
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
48
Medical school graduation
2004

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Hong Holly Zhang practices at H & S Health Specialists in Chicago, Illinois

Hong Zhang's primary practice is H & S Health Specialists, at 1631 N Halsted St, Chicago, IL 60614 in Cook County. The practice phone is (219) 671-8104.

  • H & S Health Specialists
    1631 N Halsted St, Chicago, IL 60614 · Cook CountyPhone(219) 671-8104

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Hong Holly Zhang is affiliated with 2 sites of care and 4 medical groups

Hong Zhang's primary practice is H & S Health Specialists in Chicago, Illinois. The medical group on file is Christie Clinic. Dmand AI also links Hong Zhang to 3 more medical groups and 1 group practice or clinic, each named with a free account.

See all 6 affiliations for Hong Zhang

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

Dmand AI tracks the EHR system at Hong Holly Zhang's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Hong Zhang practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
H & S Health SpecialistsAvailable with a free account
+1 more site and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every site where Hong Zhang practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.

Hong Holly Zhang is one of 4,299 physician assistants in Illinois

Physician assistant is Hong Zhang's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Hong Zhang is licensed in Illinois.

Specialties and state licenses

  • Physician assistant, IllinoisPrimaryLicense 085.002335 · taxonomy 363A00000X

Physician assistants near Hong Zhang

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

Hong Holly Zhang treated 191 Medicare patients in 2024, average age 71

CMS counts 191 Medicare patients who saw Hong Zhang in 2024. The largest group is 65 to 74, with 111 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 11% are also on Medicaid. Their average risk score is 0.94, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Hong Zhang's median patient age at 41, with 64% women.

Medicare patients, 2024191
Average age71
Average risk score0.94
Also on Medicaid11%

Hong Zhang's Medicare patients by age, 2024

Hong Zhang's Medicare patients by sex, 2024

  • Women11460%
  • Men7740%

Chronic conditions among Hong Zhang's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure73%
  3. Arthritis47%
  4. Anxiety31%
  5. Diabetes26%
  6. Mood disorders26%
  7. Ischemic heart disease21%
  8. Depression19%

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

Hong Zhang'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

  • Women64%
  • Men36%

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

Hong Holly Zhang wrote 568 Medicare Part D claims in 2024

In 2024, Hong Zhang wrote 568 Medicare Part D claims for 380 patients. 96% of them were for generic drugs.

Part D claims, 2024568
Part D patients380

Hong Zhang's Part D claims by kind of drug, 2024

  • Generic545 claims96%
  • Brand-name23 claims4%

Drug classes CMS tracks in Hong Zhang's Part D claims, 2024

  • Opioids4%23 of 568 claims
  • Antibiotics47%266 of 568 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

How Hong Holly Zhang takes part in Medicare

Hong Zhang accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

For MedTech and pharma teams

Find physician assistants like Hong Zhang by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Sources for Hong Holly Zhang'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (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 Hong Holly Zhang

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

What is Hong Holly Zhang's NPI number?

Hong Holly Zhang's NPI number is 1609863620. It was assigned on October 4, 2005, and it is active in the NPI Registry.

What does Hong Holly Zhang specialize in?

Hong Holly Zhang is a physician assistant in Chicago, Illinois. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Hong Holly Zhang practice?

Hong Zhang practices at 1631 N Halsted St, Chicago, IL 60614. Hong Zhang's primary practice is H & S Health Specialists in Chicago, Illinois. Dmand AI also links Hong Zhang to 3 medical groups and 1 group practice or clinic.

What is Hong Holly Zhang's office phone number?

The practice phone on file for Hong Zhang is (219) 671-8104.

What is Hong Holly Zhang's medical license number?

Hong Zhang holds Illinois license 085.002335.

What medical group is Hong Holly Zhang part of?

Hong Zhang is linked to Christie Clinic. Dmand AI links Hong Zhang to 3 more medical groups.

Does Hong Holly Zhang accept Medicare?

Yes. CMS lists Hong Zhang as accepting Medicare assignment.

How many Medicare patients does Hong Holly Zhang see?

CMS counts 191 Medicare patients who saw Hong Zhang in 2024, with an average age of 71.

How long has Hong Holly Zhang been practicing?

Hong Zhang graduated from medical school in 2004, 22 years ago.

Selling to physician assistant practices?

See physician assistants in Illinois by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)