OB-GYNs in Pasadena, CA

  • Obstetrics and gynecology
  • Pasadena, California
OB-GYNs
32
Linked to a hospital or group
29
Hospitals with an OB-GYN
4
Medical groups with an OB-GYN
14
Practice at a hospital
18

There are 32 OB-GYNs in Pasadena. Southern California Permanente Medical Group has the most, 2, and Huntington Hospital has the most affiliated OB-GYNs, 10. 41% finished medical school 30 or more years ago.

Find work emails and mobile numbers for all 32 Pasadena OB-GYNs

Validated work emails and mobile numbers for Pasadena OB-GYNs, found through healthcare waterfall enrichment, with a free Dmand AI account.

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Pasadena OB-GYNs, listed A to Z by last name

Each OB-GYN on the list has obstetrics and gynecology as their primary specialty and a Pasadena practice address. The list shows the NPI, and how many hospitals and medical groups each one practices with. A free account names every hospital and group, with validated contacts.

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Sort and filter all 32 Pasadena OB-GYNs by hospital, medical group, the EHR they use and Medicare volume in Dmand AI.

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Pasadena OB-GYNs, A to Z
OB-GYNHospitalsMedical groupsEmail and phone
Tamar Achjian, MDNPI 1841547957--Contacts
Marsha Baker, MDNPI 1851599328-2 groupsContacts
Amanda Frances Barnes, MD, MPHNPI 15184806982 hospitals3 groupsContacts
Joshua J. Berger, MD, PhDNPI 1700087681-1 groupContacts
Connie Yu Heng Cheng, MDNPI 14375047923 hospitals-Contacts
Julie Renee Franklin, MDNPI 17109351502 hospitals3 groupsContacts
Diana Glasser, MDNPI 17809623081 hospital-Contacts
Melissa M. Grier, MDNPI 18614844202 hospitals1 groupContacts
Maria F. Gutierrez-Yach, MDNPI 14070950031 hospital2 groupsContacts
Vanessa Isiaka, MDNPI 13163369692 hospitals2 groupsContacts
Aline S. Ketefian, MDNPI 1356502264--Contacts
James Aaron Lasky, MDNPI 16791925871 hospital3 groupsContacts
Eleanor Leung, MDNPI 18413522832 hospitals1 groupContacts
Joseph Yiu-Cho Li, MDNPI 17705739411 hospital-Contacts
James Armen Macer, MDNPI 11341297112 hospitals3 groupsContacts
Sharron Lachelle Manuel, MD, PhDNPI 1831534429--Contacts
George Toshinori Matsuda, MDNPI 11442208152 hospitals3 groupsContacts
Austin Elizabeth McEvoy, MDNPI 15184205042 hospitals3 groupsContacts
E B. Merchant, MDNPI 1306959069--Contacts
Noah Nattell, MDNPI 1174816789-2 groupsContacts
Molly Quinn, MDNPI 1710286919--Contacts
Sonali Ashok Shah, DONPI 16595104442 hospitals6 groupsContacts
Jonathan Nei-Kim Tam, MDNPI 10139429521 hospital2 groupsContacts
Kathleen Murphy Tate, MDNPI 15886367162 hospitals2 groupsContacts
Frances Yuanchi Teng, MDNPI 1457316697-1 groupContacts
Kathy Nguyen Walker, FACOG, MDNPI 1861495483--Contacts
Sahar Eshrat Wertheimer, MDNPI 1730593674--Contacts
Michael Wittenberger, MDNPI 1639250004--Contacts
Michelle Lyn Yu, MDNPI 18513021941 hospital1 groupContacts
Alice Yung, MDNPI 18514032241 hospital-Contacts

The list shows the 30 OB-GYNs with a public profile. The other 2 are counted in the total and searchable with a free account.

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

For health IT teams

Find Pasadena OB-GYNs by the EHR they use

Dmand AI has the EHR for 27 of 32 Pasadena OB-GYNs, at their hospital and their practice. Filter by Epic, Oracle Health, MEDITECH, athenahealth and more, then reach them with validated work emails and mobile numbers.

Southern California Permanente Medical Group has the most OB-GYNs in Pasadena, with 2

Harbor-UCLA Medical Center is second with 1, and Macer Medical third with 1. Counts are OB-GYNs with a California address linked to each group.

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

Huntington Hospital has the most affiliated OB-GYNs in Pasadena, with 10

USC Verdugo Hills Hospital is second with 3, and Adventist Health and Rideout third with 1. Pasadena OB-GYNs are affiliated with 4 hospitals in all.

Hospitals with the most OB-GYNs in Pasadena
#HospitalHealth systemOB-GYNs
1Huntington HospitalPasadenaCedars-Sinai Health System10
2USC Verdugo Hills HospitalGlendaleUniversity of Southern California3
3Adventist Health and RideoutMarysvilleAdventist Health1
4Palmdale Regional Medical CenterPalmdaleUniversal Health Services1

Top 4 of 4 Pasadena hospitals with an affiliated OB-GYN

See every hospital and group for each Pasadena OB-GYN

Each public profile names one place an OB-GYN practices. A free account shows all of them, with the employer, the EHR and validated contacts.

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Source: Dmand AI Affiliation Data

Most Pasadena OB-GYNs practice at a hospital: 18 of the 29 with a mapped site

10 also practice at a medical group site, and 9 at physician offices. An OB-GYN can practice at several kinds of site, so the shares overlap.

Pasadena OB-GYNs by site of care

  1. Hospitals18
  2. Medical group practices10
  3. Physician offices9
  4. Ambulatory surgery centers6

Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

41% of Pasadena OB-GYNs finished medical school 30 or more years ago

9 of the 22 Pasadena OB-GYNs with a graduation year on file. 2 graduated in the last 10 years, fewer than graduated 40 or more years ago.

Physicians by years since medical school

  1. Under 10 years ago2
  2. 10 to 19 years ago7
  3. 20 to 29 years ago4
  4. 30 to 39 years ago6
  5. 40 or more years ago3

Source: Dmand AI Professional Profile Data

Every Pasadena OB-GYN profile shows current hospitals and groups, Medicare activity and NPI details

  • Primary practiceThe main place they practice, with its type and cityOn every profile
  • Every site of careEach hospital, clinic and group where they practice nowWith a free account
  • EmployerThe organization they work for, when one is on fileWith a free account
  • Medicare servicesServices and procedure codes billed to Medicare, from CMSOn every profile
  • Medicare Part D prescribingClaims and drug costs from Part D, from CMSOn every profile
  • Industry paymentsPayments from drug and device makers, from CMS Open PaymentsOn every profile
  • Publications and clinical trialsResearch papers and trials linked to the NPI, when on fileOn every profile
  • Licenses and graduation yearState license numbers and medical school graduation yearOn every profile
  • NPI detailsNPI, enumeration date, primary taxonomy and practice addressOn every profile
  • Work email and mobile numberFound on request through healthcare waterfall enrichment, then validatedWith a free account
  • EHR in useThe EHR at each site where they practiceWith a free account
  • Colleagues at each siteThe clinicians they work with at each hospital and groupWith a free account

Free account: 30 days free, self-serve, no credit card.

Sources: NPPES NPI Registry (CMS), Medicare Physician & Other Practitioners (CMS), Open Payments (CMS) and Dmand AI Affiliation Data

Sources for the Pasadena OB-GYN directory

Sources for the data on this page
Data on this pageSource
HCPs, types and specialtiesNPPES NPI Registry (CMS) and Dmand AI Professional Profile Data
Sites of care, hospitals and medical groupsDmand AI Affiliation Data
Medical school graduation yearDmand AI Professional Profile Data

Data last refreshed October 2026Report an inaccuracyRemove my information

OB-GYNs are HCPs whose primary specialty is obstetrics and gynecology (taxonomy code 207V00000X), with an active NPI and a Pasadena practice address.

FAQ

Frequently asked questions about OB-GYNs in Pasadena

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

How many OB-GYNs are in Pasadena?

32 OB-GYNs have an active NPI, a Pasadena practice address and obstetrics and gynecology (taxonomy code 207V00000X) as their primary specialty. 29 of them are linked to a hospital or medical group.

Which Pasadena medical groups have the most OB-GYNs?

Southern California Permanente Medical Group, with 2, followed by Harbor-UCLA Medical Center with 1 and Macer Medical with 1.

Which Pasadena hospitals have the most OB-GYNs?

Huntington Hospital, with 10 affiliated OB-GYNs, followed by USC Verdugo Hills Hospital with 3 and Adventist Health and Rideout with 1.

What share of Pasadena OB-GYNs practice at a hospital?

18 of the 29 Pasadena OB-GYNs with a mapped site of care, or 62%, have a current hospital affiliation.

What is the taxonomy code for obstetrics and gynecology?

207V00000X is the NPPES taxonomy code for obstetrics and gynecology. Sub-specialties with their own code are counted on their own lists.

Dmand AI

Find the right contacts among Pasadena OB-GYNs

Search 32 Pasadena OB-GYNs by hospital, medical group and the EHR they use, with validated work emails and mobile numbers.

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