LEONID I TEMKIN MD
NPI 1801881362
Anesthesiology - Pain Medicine in Sanford, ME

Q: What is Leonid Temkin's NPI number?

The NPI number for Leonid Temkin is 1801881362. It was assigned to this individual provider in the NPPES registry on September 12, 2005.

Q: What is Leonid Temkin's specialty?

The primary specialty registered for this NPI is Anesthesiology, specializing in Pain Medicine, with taxonomy code 207LP2900X.

Q: When was this NPI record last updated?

The NPPES record for Leonid Temkin was last updated on April 2, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since September 12, 2005PECOS EnrolledAccepts Medicare Assignment

98.06/100

CMS Quality Rating

25A JUNE ST, SANFORD, ME 04073(207) 490-7822(207) 490-7038 Get Directions Write a Review

NPPES record last updated: April 2, 2014. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Leonid I Temkin Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LEONID I TEMKIN MD (NPI 1801881362) is an individual pain medicine provider in Sanford, Maine, licensed in Maine (MD13927) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, is affiliated with Maine Medical Center, and is a graduate of Other (1984).

NPPES Registry Identity

NPI1801881362

Entity TypeIndividualMale

Primary Taxonomy207LP2900X

Provider Legal NameLEONID I TEMKINCredential: MD

Location Address25A JUNE STSanford, ME 04073-2642

Mailing Address1 Medical Center DrBiddeford, ME 04005-9422 · (207) 283-7000 · Fax (207) 490-7038

Phone(207) 490-7822

Fax(207) 490-7038

Sole ProprietorNo

Medical School CMSOtherGraduated 1984

Enumeration DateSeptember 12, 2005

Last NPPES UpdateApril 2, 2014

✔ NPI 1801881362 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiology · Pain MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207LP2900X

License✔ Licensed in ME · MD13927

Definition

An anesthesiologist who provides a high level of care, either as a primary physician or consultant, for patients experiencing problems with acute, chronic and/or cancer pain in both hospital and ambulatory settings. Patient care needs are also coordinated with other specialists.

25A JUNE ST, Sanford, ME 04073

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Leonid I Temkin Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3072561257

PECOS Enrollment IDI20050725000596

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Leonid Temkin reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Webber Hospital Association

12 mi

Pediatrics

2 BERRY CT
Kennebunk, ME 04043

Reassigned Medicare billing, Maine enrollment
Medicare enrollment name: Southern Maine Health Care
253 clinicians in this Medicare group

NPI 1194902809 (207) 985-8460

Mainehealth

14 mi

Multi-Specialty

1 MEDICAL CENTER DR
Biddeford, ME 04005

Reassigned Medicare billing, Maine enrollment
3,140 clinicians in this Medicare group

NPI 1215417019 (207) 283-7000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 15

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

124 services78 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

109 services78 patients

Injection of lower or sacral spine facet joint using imaging guidance, second level 64494

This procedure involves injecting medication into the facet joints of your lower or sacral spine to manage pain. Imaging guidance ensures accurate placement. It's the second level, meaning it's done on two different joint levels.

35 services26 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

35 services32 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

35 services31 patients

Injection of lower or sacral spine facet joint using imaging guidance, single level 64493

This procedure involves injecting medication into the facet joint in your lower back or sacral spine. It's done under imaging guidance to ensure accuracy. The aim is to alleviate pain and inflammation. It's a safe, often effective method for managing spinal discomfort.

33 services24 patients

Injection of anesthetic or steroid into joint between lower spine and hip bone using imaging guidance 27096

This procedure involves injecting medicine into the joint where your lower spine meets your hip bone. Using special imaging technology, the doctor ensures the medicine is delivered accurately. This can help reduce pain and inflammation in that area.

25 services20 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

22 services22 patients

Injection of substance into lower spine canal using imaging guidance 62323

This procedure involves injecting a substance into your lower spine canal, guided by real-time images. It's done to diagnose or treat various conditions. You may feel slight discomfort, but it's generally safe and can provide valuable information for your treatment plan.

19 services18 patients

Injection of upper or middle spine facet joint using imaging guidance, single level 64490

This procedure involves injecting medication into a joint in your upper or middle spine. It's performed under imaging guidance for precision. The aim is to reduce inflammation and pain. It's a single-level process, meaning one joint is treated at a time.

16 services13 patients

Destruction of lower or sacral spinal facet joint nerves using imaging guidance, single facet joint 64635

This procedure involves using imaging guidance to accurately target and destroy nerves in the lower or sacral spinal facet joint. It's done to relieve chronic back pain. The process is safe and usually effective.

16 services16 patients

Aspiration and/or injection of fluid from large joint 20610

This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.

15 services13 patients

Injection of upper or middle spine facet joint using imaging guidance, second level 64491

This procedure involves injecting medication into the upper or middle spine facet joint, a small joint in your back. This is done under imaging guidance for precision. It's a second-level procedure, meaning it's done on two separate joints. It can help reduce pain and inflammation.

15 services12 patients

Destruction of lower or sacral spinal facet joint nerves using imaging guidance, each additional facet joint 64636

This procedure involves using imaging technology to locate and treat nerves in your lower spine or sacral area that may be causing pain. Each additional facet joint refers to treating more than one spinal nerve. It's a non-invasive way to manage chronic back pain.

15 services15 patients

Fluoroscopic guidance for needle placement 77002

Fluoroscopic guidance for needle placement is a medical procedure that uses a special X-ray technology to help accurately place a needle in the body. It's often used in biopsies, injections or other treatments to ensure precision and safety.

15 services14 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Maine Medical Center

Acute Care Hospitals · Portland, ME

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number200009

Location22 Bramhall StPortland, ME 04102 · Cumberland County

Emergency services Birthing friendly

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

98.06/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored through an Alternative Payment Model

Quality

86.13

Promoting Interoperability

100

Improvement Activities

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. MICRALYN DENEE WIECHMAN APRN, FNP-C, ENP-C

Nurse Practitioner (Family)

25A JUNE ST
SANFORD, ME 04073

York County (207) 490-7900

SUSAN L SELBE CNM

Advanced Practice Midwife

25A JUNE ST, SUITE 110
SANFORD, ME 04073

York County (207) 324-2146

ZENAB SHAIKH PA-C

Physician Assistant

25A JUNE ST
SANFORD, ME 04073

York County (207) 294-8404

MALATHY T. SUNDARAM, M. D. LLC

Family Medicine

25A JUNE ST, SUITE 111
SANFORD, ME 04073

York County (207) 324-5968

MUKESH BHARGAVA, M. D. LLC

Internal Medicine

25A JUNE ST, SUITE 111
SANFORD, ME 04073

York County (207) 324-5968

BROOKE BUTTERFIELD

Nurse Practitioner (Family)

25A JUNE ST
SANFORD, ME 04073

York County (207) 490-7900

CHRISTIAN THOMAS SORENSON PA-C

Physician Assistant (Medical)

25A JUNE ST
SANFORD, ME 04073

York County (207) 490-7998

CORA RENY NP

Nurse Practitioner (Family)

25A JUNE ST
SANFORD, ME 04073

York County (207) 490-7900

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Leonid Temkin's NPI number?

The NPI number for Leonid Temkin is 1801881362. It was assigned to this individual provider in the NPPES registry on September 12, 2005.

Where is Leonid Temkin located?

Leonid Temkin practices at 25A June St, Sanford, ME 04073. The listed phone number is (207) 490-7822.

What is Leonid Temkin's specialty?

The primary specialty registered for this NPI is Anesthesiology, specializing in Pain Medicine, with taxonomy code 207LP2900X.

Is Leonid Temkin enrolled in Medicare?

Yes. Leonid Temkin is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Leonid Temkin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Leonid Temkin reassigns Medicare benefits to 2 organizations: Webber Hospital Association (Kennebunk, ME) and Mainehealth (Biddeford, ME). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Leonid Temkin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Leonid Temkin affiliated with any hospitals?

According to CMS data, Leonid Temkin is affiliated with Maine Medical Center.

When was this NPI record last updated?

The NPPES record for Leonid Temkin was last updated on April 2, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.